software performance engineer

IMC Financial Markets

<p></p><div><div><div><div><div><div>Experienced</div></div><div></div><div><div>
Technology</div></div><div></div><div><div>
Chicago</div></div></div></div><div></div><div><div><br>
We are looking for a data-focused engineer with a strong operational focus to support the Performance Team&rsquo;s data platform at IMC. This role is responsible for the reliability, correctness, and performance of data systems that directly support performance analysis and decision-making.</div>
<div>
The role is production-facing and works closely with the Performance team and aligned stakeholders to ensure data workflows are robust, observable, and efficient.</div>
<div><b>
What you&rsquo;ll do:
</b></div><ul><li>Own the operational health of the Performance Team&rsquo;s data platform</li>
<li>Monitor and maintain ETLs and data pipelines for correctness, timeliness, and stability</li>
<li>Design and maintain data quality checks, reports, and alerting specific to performance data</li>
<li>Investigate and resolve data issues and pipeline failures, driving problems to root cause</li>
<li>Own and troubleshoot GitLab CI/CD pipeline issues related to performance data workflows</li>
<li>Monitor workloads and resource usage; identify and resolve imbalances and bottlenecks</li>
<li>Build and maintain operational tooling, automation, and runbooks</li>
<li>Continuously tune data pipelines and workloads to improve performance and resource efficiency</li>
</ul>
<div><b>What you bring:</b></div>
<ul>
<li>3+ years of experience in software engineering or data engineering with an operational or production focus</li>
<li>A Bachelor&rsquo;s Degree in Computer Science or a related field is strongly preferred</li>
<li>Proficiency in Python, with hands-on experience using PySpark and Pandas</li>
<li>Experience supporting production ETL or data processing systems</li>
<li>Familiarity with Git-based development workflows and CI/CD systems (GitLab preferred)</li>
<li>Strong analytical skills and attention to detail</li>
<li>Comfortable taking ownership in a performance- and reliability-critical environment</li>
</ul>
<div><b>Nice to Have</b></div>
<ul>
<li>Experience working with performance-critical or high-throughput systems</li>
<li>Exposure to workload scheduling, resource management, or cluster-based compute</li>
</ul>
<div><b>What Success Looks Like</b></div>
<ul>
<li>Performance data pipelines are reliable, observable, and trusted</li>
<li>Issues are detected early and resolved quickly with clear root-cause ownership</li>
<li>Workloads are well-balanced and systems run efficiently</li>
</ul><div><div><b>
About Us</b></div>
<div>
IMC is a global trading firm powered by a cutting-edge research environment and a world-class technology backbone. Since 1989, we&rsquo;ve been a stabilizing force in financial markets, providing essential liquidity upon which market participants depend. Across our offices in the US, Europe, Asia Pacific, and India, our talented quant researchers, engineers, traders, and business operations professionals are united by our uniquely collaborative, high-performance culture, and our commitment to giving back. From entering dynamic new markets to embracing disruptive technologies, and from developing an innovative research environment to diversifying our trading strategies, we dare to continuously innovate and collaborate to succeed.</div></div></div><div></div><div><div><div><br>
The Base Salary range for the role is included below. Base salary is only one component of total compensation; all full-time, permanent positions are eligible for a discretionary bonus and benefits, including paid leave and insurance. Please visit <div>Benefits - US | IMC Trading</div> for more comprehensive information.</div></div><h5 class="jobSectionHeader"><b>
Salary Range</b></h5><div>
$185,000.00 - $225,000.00 USD</div></div></div></div><div></div>

DATA PLATFORM OPERATIONS ENGINEER – PERFORMANCE

Canonical

<div>
 Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engineering innovation, and IoT. Our customers include the world's leading public cloud and silicon providers, and industry leaders in many sectors. The company is a pioneer of global distributed collaboration, with 1200+ colleagues in 75+ countries and very few office-based roles. Teams meet two to four times yearly in person, in interesting locations around the world, to align on strategy and execution.
 <br/>
 <br/>
 The company is founder-led, profitable, and growing.
 <br/>
 <br/>
 We are hiring a Software Maintenance Engineer to&hellip;
 <br/>
 <br/>
 &hellip;work in a dynamic and exciting engineering role in Linux-based infrastructure and applications, covering all layers of the stack, including bare metal, virtualization (KVM), containerization (Docker/LXC/LXD), storage (Ceph and Linux filesystems), networking (OVS, OVN and Core networking), OpenStack, Kubernetes and the open source applications running on top of them. It will challenge you to show the breadth of your engineering skills, which will be needed to work on almost any aspect of Ubuntu and the open source applications large enterprise customers run.
 <br/>
 <br/>
 This role is an opportunity for a technologist with a passion for Linux and open source to build a career with Canonical and drive success for our customers, community and the company. If you have an affinity for open source software, great communication skills, and a passion for troubleshooting and fixing issues in technology used by millions across the world, then you will enjoy working with some of the best people in the industry at Canonical.
 <br/>
 <br/>
 This role deals with critical issues in the open source stack that require upstream bug fixes. Our engineers are able to work productively at any level of the stack including the kernel and in a wide range of languages, to understand and address the software issues at hand. Our group is critical to the success of our customers, partners and Ubuntu itself.
 <br/>
 <br/>
 You will help with troubleshooting and driving issues to resolution with workarounds, guidance, and bug fixes to be released upstream and in Ubuntu.
 <br/>
 <br/>
 <strong>
  Location:
 </strong>
 This is a remote role, we have teams in all time zones.
 <br/>
 <br/>
 The role entails
 <br/>
 <br/>
 <ul>
  <li>
   Resolve complex customer problems related to Ubuntu, Kernel, Ceph, OpenStack, or Kubernetes and other open source software
  </li>
  <li>
   Maintain a close working relationship with Canonical's Field, Support and product engineering teams
  </li>
  <li>
   Participate in upstream communities
  </li>
  <li>
   Develop bug fixes, backport patches, and work with upstream for inclusion
  </li>
  <li>
   Review code produced by other engineers
  </li>
  <li>
   Demonstrate good judgment in technical methods and techniques
  </li>
  <li>
   Prioritize work and manage your time effectively against those priorities
  </li>
  <li>
   Participate in team discussions to improve processes, tools, and documentation
  </li>
  <li>
   Maintain clear, technical and concise communications
  </li>
  <li>
   Work from home and travel internationally up to 10% of work time for team meetings, events and conferences
   <br/>
   <br/>
  </li>
 </ul>
 What we are looking for in you
 <br/>
 <br/>
 <ul>
  <li>
   An exceptional academic track record
  </li>
  <li>
   Background in Computer Science, STEM or similar
  </li>
  <li>
   Experience with Linux and open source software
  </li>
  <li>
   Experience with at least one of Python, Go, C or C++ on Linux
  </li>
  <li>
   A drive to learn unfamiliar technology and deep-dive difficult issues
  </li>
  <li>
   Willingness to travel up to 4 times a year for internal events
   <br/>
   <br/>
  </li>
 </ul>
 Nice-to-have skills
 <br/>
 <br/>
 <ul>
  <li>
   You love technology and working with brilliant people
  </li>
  <li>
   You are curious, flexible, articulate, and accountable
  </li>
  <li>
   You value soft skills and are passionate, enterprising, thoughtful, and self-motivated
  </li>
  <li>
   You have interest in, or willingness to learn about any of the following: Ubuntu Linux - kernel or userspace, Kubernetes, OpenStack, Ceph, QEMU/KVM, LXC/LXD,Postgresql, Mongo, Debian packaging, distributed systems
   <br/>
   <br/>
  </li>
 </ul>
 What we offer colleagues
 <br/>
 <br/>
 We consider geographical location, experience, and performance in shaping compensation worldwide. We revisit compensation annually (and more often for graduates and associates) to ensure we recognize outstanding performance. In addition to base pay, we offer a performance-driven annual bonus. We provide all team members with additional benefits, which reflect our values and ideals. We balance our programs to meet local needs and ensure fairness globally.
 <br/>
 <br/>
 <ul>
  <li>
   Distributed work environment with twice-yearly team sprints in person
  </li>
  <li>
   Personal learning and development budget of USD 2,000 per year
  </li>
  <li>
   Annual compensation review
  </li>
  <li>
   Recognition rewards
  </li>
  <li>
   Annual holiday leave
  </li>
  <li>
   Maternity and paternity leave
  </li>
  <li>
   Employee Assistance Programme &amp; Wellness Platform
  </li>
  <li>
   Opportunity to travel to new locations to meet colleagues
  </li>
  <li>
   Priority Pass and travel upgrades for long-haul company events
   <br/>
   <br/>
  </li>
 </ul>
 <strong>
  About Canonical
  <br/>
  <br/>
 </strong>
 Canonical is a pioneering tech firm at the forefront of the global move to open source. As the company that publishes Ubuntu, one of the most important open-source projects and the platform for AI, IoT, and the cloud, we are changing the world of software. We recruit on a global basis and set a very high standard for people joining the company. We expect excellence; in order to succeed, we need to be the best at what we do. Most colleagues at Canonical have worked from home since our inception in 2004. Working here is a step into the future and will challenge you to think differently, work smarter, learn new skills, and raise your game.
 <br/>
 <br/>
 Canonical is an equal opportunity employer
 <br/>
 <br/>
 We are proud to foster a workplace free from discrimination. Diversity of experience, perspectives, and background create a better work environment and better products. Whatever your identity, we will give your application fair consideration.
 <br/>
 <br/>
</div>


Software Maintenance Engineer

Google

<div><h3 class="jobSectionHeader"><b>Minimum qualifications:</b></h3><ul>
<li>Bachelor&rsquo;s degree or equivalent practical experience.</li>
<li>2 years of experience programming in C++ or Python.</li>
<li>2 years of experience with performance, large scale systems data analysis, visualization tools, or debugging.</li></ul><br>
<h3 class="jobSectionHeader"><b>
Preferred qualifications:</b></h3><ul>
<li>Master's degree or PhD in Computer Science or related technical fields.</li>
<li>Experience developing accessible technologies.</li>
<li>2 years of experience with data structures and algorithms.</li>
<li>Proficiency in code and system health, diagnosis and resolution, and software test engineering.
</li></ul><div><h2 class="jobSectionHeader"><b>About the job</b></h2><p>
Google's software engineers develop the next-generation technologies that change how billions of users connect, explore, and interact with information and one another. Our products need to handle information at massive scale, and extend well beyond web search. We're looking for engineers who bring fresh ideas from all areas, including information retrieval, distributed computing, large-scale system design, networking and data storage, security, artificial intelligence, natural language processing, UI design and mobile; the list goes on and is growing every day. As a software engineer, you will work on a specific project critical to Google&rsquo;s needs with opportunities to switch teams and projects as you and our fast-paced business grow and evolve. We need our engineers to be versatile, display leadership qualities and be enthusiastic to take on new problems across the full-stack as we continue to push technology forward.</p>
<p>
With your technical expertise you will manage project priorities, deadlines, and deliverables. You will design, develop, test, deploy, maintain, and enhance software solutions.
</p><div>
Behind everything our users see online is the architecture built by the Technical Infrastructure team to keep it running. From developing and maintaining our data centers to building the next generation of Google platforms, we make Google's product portfolio possible. We're proud to be our engineers' engineers and love voiding warranties by taking things apart so we can rebuild them. We keep our networks up and running, ensuring our users have the best and fastest experience possible.</div><p>
The AI and Infrastructure team is redefining what&rsquo;s possible. We empower Google customers with breakthrough capabilities and insights by delivering AI and Infrastructure at unparalleled scale, efficiency, reliability and velocity. Our customers include Googlers, Google Cloud customers, and billions of Google users worldwide.
</p><p>We're the driving force behind Google's groundbreaking innovations, empowering the development of our cutting-edge AI models, delivering unparalleled computing power to global services, and providing the essential platforms that enable developers to build the future. From software to hardware our teams are shaping the future of world-leading hyperscale computing, with key teams working on the development of our TPUs, Vertex AI for Google Cloud, Google Global Networking, Data Center operations, systems research, and much more.</p><p>
The US base salary range for this full-time position is $147,000-$211,000 + bonus + equity + benefits. Our salary ranges are determined by role, level, and location. Within the range, individual pay is determined by work location and additional factors, including job-related skills, experience, and relevant education or training. Your recruiter can share more about the specific salary range for your preferred location during the hiring process. Please note that the compensation details listed in US role postings reflect the base salary only, and do not include bonus, equity, or benefits. Learn more about benefits at Google.</p></div><div><h2 class="jobSectionHeader"><b>
Responsibilities</b></h2><ul>
<li>Write product or system development code.</li>
<li>Participate in, or lead design reviews with peers and stakeholders to decide amongst available technologies.</li>
<li>Review code developed by other developers and provide feedback to ensure best practices (e.g., style guidelines, checking code in, accuracy, testability, and efficiency).</li>
<li>Contribute to existing documentation or educational content and adapt content based on product/program updates and user feedback.</li>
<li>Triage product or system issues and debug/track/resolve by analyzing the sources of issues and the impact on hardware, network, or service operations and quality.</li>
</ul></div>Google is proud to be an equal opportunity workplace and is an affirmative action employer. We are committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity or Veteran status. We also consider qualified applicants regardless of criminal histories, consistent with legal requirements. See also Google's EEO Policy and EEO is the Law. If you have a disability or special need that requires accommodation, please let us know by completing our Accommodations for Applicants form.</div>

Software Engineer III, Performance, AI and Infrastructure

Apple

<div>At Apple, we strive to make great products that empower people and improve their lives. We believe Generative AI has the potential to unlock new experiences that were never possible before, and are looking for talented software engineers to realize that mission by expanding the capabilities of Apple products and platforms. We are looking for a proficient, observational, and analytical engineer to screen incoming issues and implement tooling to support our engineering team and help scale a rapidly growing team. In this role, you&rsquo;ll be a key contributor during all stages of software development. This is an opportunity to work in an extremely talented team. Learning and building of skill-sets is highly encouraged. This role has the opportunity to grow in many directions.<br>
<br>
<b>Description</b><br>
<br>
As a screening &amp; integration engineer on the Generative AI Experiences Software team, you will review and triage incoming bugs, analyze logs and help determine priority of issues. You will be expected to identify potential trends in incoming bugs and escalate to cross-functional team members. You will also be responsible for integrating our software with the broader operating system, and will gain encyclopedic knowledge of our area of focus and bugs in our components. We are looking for someone with excellent communication skills, because of the high level of interaction with the engineering teams, management, other organizations within Apple. The ideal candidate will be highly technical, detail-oriented, creative, motivated, and focused on achieving results.<br>
<br>
As a team member your primary responsibilities are:<br>
<br>
<ul><li>Support developers for triage and analysis of issues</li></ul><br>
<ul><li>Work with others to complete analysis, evaluations and design alternatives and to implement process improvements</li></ul><br>
<ul><li>Develop, maintain and collaborate on tools that support and automate processes for screening issues in our software</li></ul><br>
<ul><li>Compile and assemble software from source code for triaging and debugging, independent from development engineers' workflow</li></ul><br>
<ul><li>Maintain branching for software repositories</li></ul><br>
<ul><li>Maintain documentation of features for team</li></ul><br>
<ul><li>Monitor communications in screening chat rooms</li></ul><br>
<ul><li>Run reviews for development teams to keep issues moving through our system</li></ul><br>
<ul><li>Escalate appropriately issues found in screening to development engineers</li></ul><br>
<b>
Preferred Qualifications</b><br>
<br>
Experience with Xcode and Apple internal development practices<br>
<br>
BS CS/CE/EE or equivalent experience<br>
<br>
<b>Minimum Qualifications</b><br>
<br>
Passionate and inquisitive, and seek to solve everyday problems in innovative ways (e.g. process efficiency, automation)<br>
<br>
Passion for debugging and problem solving<br>
<br>
Strong software engineering and development life cycle knowledge<br>
<br>
Advanced experience with version control systems, specifically git<br>
<br>
Experience in programming or scripting, preferably in Python<br>
<br>
Comfortable with rapid development cycles<br>
<br>
Ability to handle multiple tasks and prioritize work accordingly<br>
<br>
Excellent communication skills<br>
<br>
Track record of being proactive, self-motivated, detail-oriented, and well organized<br>
<br>
Basic understanding of macOS and iOS<br>
<br>
Apple is an equal opportunity employer that is committed to inclusion and diversity. We seek to promote equal opportunity for all applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, Veteran status, or other legally protected characteristics. Learn more about your EEO rights as an applicant .<br>
<br>
<b>Pay &amp; Benefits</b><br>
<br>
At Apple, base pay is one part of our total compensation package and is determined within a range. This provides the opportunity to progress as you grow and develop within a role. The base pay range for this role is between $147,400 and $272,100, and your base pay will depend on your skills, qualifications, experience, and location.<br>
<br>
Apple employees also have the opportunity to become an Apple shareholder through participation in Apple's discretionary employee stock programs. Apple employees are eligible for discretionary restricted stock unit awards, and can purchase Apple stock at a discount if voluntarily participating in Apple's Employee Stock Purchase Plan. You'll also receive benefits including: Comprehensive medical and dental coverage, retirement benefits, a range of discounted products and free services, and for formal education related to advancing your career at Apple, reimbursement for certain educational expenses - including tuition. Additionally, this role might be eligible for discretionary bonuses or commission payments as well as relocation. Learn more about Apple Benefits.<br>
<br>
Note: Apple benefit, compensation and employee stock programs are subject to eligibility requirements and other terms of the applicable plan or program.</div>

Software Screening & Integration Engineer, Generative AI Experiences Software (Special Projects)

AppFolio

<div><p><b>Who we are looking for:</b> We are hiring a Senior Software Engineer in our Platform Data Query team to operate, maintain, scale, and enhance Appfolio's data streaming and data access systems. <b>Must have</b> experience with modern data lake architectures, as you will be directly working with <b>Iceberg data lakes</b>,<b> Trino</b>, and real-time streaming using <b>Apache Flink and Kafka</b>. Our data is widely used to power customer-facing dashboards, reports, BI integrations, and AI-powered agents. Appfolio supports a significant part of the real estate market in the United States, and our data unlocks many insights for our customers and is the basis for new tools and capabilities that deliver value for our customers. The data provides enhanced performance metrics for our 20,000+ customers in the real estate property management industry. This allows our customers to see trends in their operations and act accordingly to improve and grow their business. Our Platform Data Query system provides a uniform, robust, and flexible access to data in Appfolio, powering a variety of applications, all enhancing the lives and businesses of property managers. This role is pivotal to the ongoing operation, scaling, and enhancement of that system, ultimately unlocking tremendous potential for the real estate industry in the coming years.</p><p><b>
Responsibilities:</b></p><ul><li><p>
Build a deep understanding of our data structure and systems - enabling you and your team to maintain, scale, and add on to the existing architecture.</p></li><li><div>
Maintain, optimize, and scale our robust data access layer on top of our <b>Iceberg data lake</b>, taking ownership of under-the-hood optimizations like <b>data compaction </b>for performance and storage efficiency.</div></li><li><div>
Design, build, and operate a robust API on top of our data tech stack, ensuring <b>secure data access</b> and seamless integration for downstream applications and platform services.</div></li><li><div>
Collaborate with Product to understand current operational needs, troubleshoot issues, and design technical add-ons or enhancements to our existing solutions.</div></li><li><div>
Work in a truly agile fashion to turn scaling challenges and feature enhancements into thinly sliced deliverables and execute quickly against them while limiting work in progress.</div></li><li><div>
Hold a high bar of engineering excellence and always look for ways to raise it. Adopt our engineering best practices, provide and receive in-depth code reviews, and participate in healthy debate as a team. Evangelize your own expertise and experience among your teammates and the rest of the organization.</div></li><li><div>
Together with your team, you ensure the data flowing through our data pipelines is tested with appropriate unit and integration tests to ensure the correct data makes it to our customers.</div></li><li><div>
Together with your team, your deliverables are always well-instrumented. Queries and dashboards are easily accessible and regularly used to drive decisions as well as measure progress.</div></li><li><div>
Enthusiastically participate in a high-performing, empowered team with high levels of mutual trust and respect. Along with the team, you will take ownership of your problem space - reflecting and growing from our failures and celebrating our successes.</div></li><li><p>
Operate, optimize, and scale systems responsible for high concurrency access to large data sets, <b>requiring</b> hands-on execution and <b>deep knowledge of data access and query optimization</b> with distributed query engines like <b>Trino</b> and <b>AWS Athena</b>. Identify gaps, deficiencies, and inefficiencies in the system. Propose and implement solutions.</p></li></ul><p><b>
You know you're the right fit if...</b></p><ul><li><p><b>
Must have</b> experience operating, scaling, and enhancing data pipelines at a company with large data sets using <b>Apache Flink and Kafka</b>, especially with multi-tenant data in an agile SaaS environment.</p></li><li><div><b>
Must have</b> foundational experience operating, tuning, and maintaining <b>Iceberg data lakes</b>, including deep knowledge of table maintenance and data compaction strategies.</div></li><li><div>
Experience working on platform teams or maintaining platform services, whose customers are other internal teams.</div></li><li><div>
Proven experience working across all levels of the development stack.</div></li><li><div>
Proven experience with object-oriented languages (Python, Ruby, JS, Java, C#, etc.).</div></li><li><div>
Strong SQL proficiency and <b>deep knowledge of data access/query optimization</b>, <b>requiring</b> the ability to optimize query performance and cost efficiency at scale using distributed engines like <b>Trino </b>and <b>AWS Athena</b>.</div></li><li><div>
Familiarity with core architecture principles of at-scale systems.</div></li><li><div><b>
Must have</b> strong familiarity with public cloud infrastructure, particularly AWS (including native tools like <b>AWS Glue, AWS S3,</b> and <b>AWS Athena</b>).</div></li><li><div>
Strong familiarity with Agile software development processes: Scrum or Kanban.</div></li><li><div>
Creativity and proactivity - an ability to solve complex scaling and operational problems. You love to learn about and use new tech, but understand the value of continuing to leverage and optimize existing technology when it gets the job done.</div></li><li><p>
You care about the long-term maintainability of the codebase and advocate for refactoring and code cleanliness. You can identify and resolve code-smells through sensible refactoring.</p></li></ul><p><b>
Additional Skills and Knowledge:</b></p><ul><li><p>
5+ years of experience working in software engineering teams.</p></li><li><div>
Comfortable working with remote team members.</div></li><li><div>
Ability to think pragmatically and effectively balance business outcomes with technical goals.</div></li><li><p>
Ability to establish strong working relationships with peers across other platform development teams.</p></li></ul><p>
If you are interested in creating exceptional SaaS products and being part of a successful public company, apply today!</p><p></p><div><b><br>
Compensation &amp; Benefits</b>
</div><div></div><div>The base salary that we reasonably expect to pay for this role is $138,400 - $173,000.
</div><div></div><div>The actual base salary for this role will be determined by a variety of factors, including but not limited to the candidate&rsquo;s skills, education, experience, etc.</div><div>
</div><div>Please note that base pay is one important aspect of a compelling Total Rewards package. The base pay range indicated here does not include any additional benefits or bonuses that you may be eligible for based on your role and/or employment type.</div><div>
Regular full-time employees are eligible for benefits - see here</div><div></div><div><b>
#LI-SS2</b></div></div><p></p>

Sr Software Engineer - Platform Data Query

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DATA PLATFORM OPERATIONS ENGINEER – PERFORMANCE

Software Maintenance Engineer

Software Maintenance Engineer

Software Engineer III, Performance, AI and Infrastructure

Software Screening & Integration Engineer, Generative AI Experiences Software (Special Projects)

Sr Software Engineer - Platform Data Query

Sr Software Engineer - Platform Data Query