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software engineer, cloud infrastructure Jobs in San Francisco

software engineer, cloud infrastructure

staff software engineer Jobs in San Francisco

staff software engineer

fullstack software engineer Jobs in San Francisco

fullstack software engineer

senior software engineer backend

Plaid

<div>
 We believe that the way people interact with their finances will drastically improve in the next few years. We&rsquo;re dedicated to empowering this transformation by building the tools and experiences that thousands of developers use to create their own products. Plaid powers the tools millions of people rely on to live a healthier financial life. We work with thousands of companies like Venmo, SoFi, several of the Fortune 500, and many of the largest banks to make it easy for people to connect their financial accounts to the apps and services they want to use. Plaid&rsquo;s network covers 12,000 financial institutions across the US, Canada, UK and Europe. Founded in 2013, the company is headquartered in San Francisco with offices in New York, Washington D.C., London and Amsterdam.
 
 
 
 Responsibilities
 
 
 
 <ul>
 <li>
 Design &amp; Development: Build and maintain backend services with a focus on performance, reliability and scalability.
 </li>
 <li>
 Collaboration: Work closely with product managers and other stakeholders to define and implement new features that meet product and customer needs.
 </li>
 <li>
 Code Quality: Write clean, maintainable and efficient code.
 </li>
 <li>
 Testing &amp; Debugging: Develop automated tests to ensure the quality and reliability of the codebase. Troubleshoot and resolve issues.
 </li>
 <li>
 Engage in hands-on coding and architectural design, setting and maintaining high technical standards for a high performing team.
 </li>
 <li>
 Grow the team via mentorship and leadership, reviewing technical documents and code changes
 
 
 </li>
 </ul>
 
 Qualifications
 
 
 
 <ul>
 <li>
 5+ years of experience with extensive experience in software engineering with a proven track record of shipping successful projects.
 </li>
 <li>
 Experience with MySQL or other relational databasesExperience working with microservices.
 </li>
 <li>
 Excellent coding, testing, and system design skills.
 </li>
 <li>
 Prior experience with cross functional collaboration, communication and project management skills.
 </li>
 <li>
 Demonstrated leadership skills and the ability to mentor and guide junior engineers.
 </li>
 <li>
 Ability to work with operations, product, design, and data science.
 
 
 </li>
 </ul>
 $180,000 - $270,000 a year
 
 
 Target base salary for this role is between $180,000 and $270,000 per year. Additional compensation in the form(s) of equity and/or commission are dependent on the position offered. Plaid provides a comprehensive benefit plan, including medical, dental, vision, and 401(k). Pay is based on factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience and skillset, and location. Pay and benefits are subject to change at any time, consistent with the terms of any applicable compensation or benefit plans.
 
 
 Our mission at Plaid is to unlock financial freedom for everyone. To support that mission, we seek to build a diverse team of driven individuals who care deeply about making the financial ecosystem more equitable. We recognize that strong qualifications can come from both prior work experiences and lived experiences. We encourage you to apply to a role even if your experience doesn't fully match the job description. We are always looking for team members that will bring something unique to Plaid!
 
 
 Plaid is proud to be an equal opportunity employer and values diversity at our company. We do not discriminate based on race, color, national origin, ethnicity, religion or religious belief, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender, gender identity, gender expression, transgender status, sexual stereotypes, age, military or veteran status, disability, or other applicable legally protected characteristics. We also consider qualified applicants with criminal histories, consistent with applicable federal, state, and local laws. Plaid is committed to providing reasonable accommodations for candidates with disabilities in our recruiting process. If you need any assistance with your application or interviews due to a disability, please let us know at [email protected] .
 
 
 Please review our Candidate Privacy Notice here .
</div>

Senior Software Engineer - Backend

Cardless

<div>
 Cardless is looking for an experienced backend engineer to join our exceptional team! You&rsquo;ll play a key role in designing, building, and scaling the systems that power our co-branded credit card platform spanning domains like applications, accounts, transactions, fraud, risk, and rewards.
 
 
 As a software engineer, your responsibilities will include but not be limited to the following:
 
 
 
 Responsibilities
 
 
 
 <ul>
 <li>
 Design and build scalable, secure, and high-performance backend systems and services that support Cardless&rsquo;s core financial products
 </li>
 <li>
 Contribute to architectural discussions and decisions to evolve our platform as we grow
 </li>
 <li>
 Take ownership of projects from design through production &mdash; including requirements gathering, implementation, testing, deployment, and ongoing maintenance
 </li>
 <li>
 Collaborate cross-functionally with product managers, designers, other engineers, and stakeholders (external partners, risk, compliance) to deliver high-quality features quickly and reliably
 </li>
 <li>
 Identify and drive improvements in system reliability, observability, performance, and developer experience
 </li>
 <li>
 Provide technical guidance and thought partnership to peers across the engineering organization
 
 
 </li>
 </ul>
 
 What We Look For
 
 
 
 <ul>
 <li>
 Strong experience designing and implementing backend systems and services that operate at scale (typically 5+ years of industry experience)
 </li>
 <li>
 Solid understanding of distributed systems, APIs, databases, and infrastructure fundamentals
 </li>
 <li>
 Proficiency with a modern backend language (e.g. Java, Python) and ecosystem
 </li>
 <li>
 Track record of delivering complex technical projects end-to-end, collaborating effectively with cross-functional partners
 </li>
 <li>
 Deep, low-level expertise in one or more backend domains (e.g., databases, scaling systems, distributed systems)
 </li>
 <li>
 Passion for building robust, maintainable systems that have real-world impact for customers
 
 
 </li>
 </ul>
 
 Nice to have
 
 
 
 <ul>
 <li>
 Experience building and maintaining external, public-facing APIs
 </li>
 <li>
 Familiarity with financial systems, reconciliation workflows, or data integrity challenges
 </li>
 <li>
 Exposure to ML pipelines or feature stores
 
 
 </li>
 </ul>
 
 Why Cardless
 
 
 
 You&rsquo;ll join a collaborative, fast-moving team that values craftsmanship, curiosity, and impact. We&rsquo;re building products that enable leading brands to offer credit in new ways &mdash; and we&rsquo;re just getting started.
 
 
 
 Note: This role is open to experienced (senior/staff+) engineers only
 
 
 
 This role has an annual starting salary range of $165,000-$260,000 + equity + benefits (see above). Actual compensation is influenced by a wide array of factors including but not limited to skills, experience, and specific work location.
 
 
 
 Benefits
 
 
 
 We're headquartered in San Francisco, CA, with a beautiful office in the Mission District. We're proud to offer our team excellent benefits:
 
 
 💸 Meaningful Start-up equity
 
 
 🏥 100% health, vision &amp; dental primary coverage
 
 
 ➕ 75% health, vision &amp; dental dependent coverage
 
 
 🍱 Catered lunches
 
 
 🚎 $250/month Commuter benefit
 
 
 👶 Parental leave
 
 
 ✈️ Team building events &amp; happy hours
 
 
 🌴 Flexible PTO with a minimum of 15 days off per year
 
 
 🖥️ Apple equipment
 
 
 💸 401k plan
 
 
 
 Location
 
 
 
 We're headquartered in San Francisco, CA, with a beautiful office in the Mission District (near Dolores Park). We welcome employees who want to work from this office; we offer additional benefits to those who do, and relocation assistance to those who'd like to.
 
 
 We regularly bring our team together for offsites &amp; trips, about every 2 months, both for fun and for work. We cover all travel &amp; lodging in these cases.
 
 
</div>

Software Engineer - Backend

DAYDREAM

<div><h1 class="jobSectionHeader">Staff Engineer 
 
</h1>At daydream, we&rsquo;re building the future of growth marketing. Our mission is simple: companies should pay for outcomes, not tools. To make that real, we&rsquo;ve built a vertically integrated software and services stack that delivers exceptional growth results; fast, repeatable, and reliable. Today, our platform powers AI-enabled SEO and GEO programs for companies like Replit, Clay, and Rho. Tomorrow, we&rsquo;ll expand across every major growth channel.
Founded in San Francisco, we&rsquo;ve raised over $20M from First Round Capital, Basis Set Ventures, WndrCo, and angels including growth leaders from Notion, Airtable, Webflow, and Dropbox. Our investors also include operators like Lenny Rachitsky and Eli Schwartz, author of Product-Led SEO. We&rsquo;re backed by people who know how to build category-defining products; and we&rsquo;re just getting started.
We&rsquo;re hiring a Staff Engineer to own technical execution and day-to-day technical leadership across our product. You&rsquo;ll work closely with our CTO to organize engineering efforts, shape architecture, and ensure we&rsquo;re building scalable systems the right way. This is a senior, hands-on engineering role, not a people-management position. You won&rsquo;t manage direct reports, but you&rsquo;ll lead from a technical standpoint, setting direction through judgment, code quality, and execution.
Please note: This is an onsite role based in San Francisco. For candidates outside the Bay Area, we offer paid relocation.<h2 class="jobSectionHeader"> 
What you&rsquo;ll do</h2><ul><li>
Act as the technical lead for day-to-day engineering execution across the team.</li><li>
Organize and prioritize engineering work in close partnership with the CTO.</li><li>
Design and architect scalable systems, guiding implementation decisions.</li><li>
Review pull requests and uphold high standards for code quality and maintainability.</li><li>
Mentor more junior engineers through technical guidance, feedback, and example.</li><li>
Identify technical risks early and propose pragmatic, scalable solutions.</li><li>
Partner with Product and Engineering to improve workflows and execution.</li></ul><h2 class="jobSectionHeader">
Our Stack</h2><ul><li>
React frontend in TypeScript, using NextJS, Tailwind and Apollo GraphQL</li><li>
Single, public GraphQL API for all backend frontend communication</li><li>
Python for AI orchestration (Langchain, Semantic Kernel)</li><li>
Postgres for RDB, pub/sub, and vector search</li><li>
C# (.NET 9) with EF Core in the backend</li><li>
Hosted on Google Cloud</li><li>
Temporal for async workloads</li><li>
GitHub, Slack, Notion, Linear</li></ul>
You&rsquo;ll be an excellent fit if you<ul><li>
Are energized by being a hands-on technical lead, owning execution without people management.</li><li>
Have strong engineering judgment and enjoy shaping system architecture and implementation decisions.</li><li>
Care deeply about code quality and raise the bar through thoughtful PR reviews and technical mentorship.</li><li>
Thrive in ambiguity and communicate clearly with engineers, product leads, and cross-functional partners.</li><li>
Bring 5- 10 years of hands-on software engineering experience with demonstrated senior-level impact.</li></ul><h2 class="jobSectionHeader">
What we offer</h2><ul><li>
Competitive salary and equity
</li><li>Two company offsites per year (our most recent offsite was at Hawaii )</li><li>
Unlimited time off (PTO)</li><li>
Health, dental, and vision insurance</li><li>
Monthly team dinners</li><li>
Paid lunches, snacks and drinks</li><li>
Monthly transportation stipends</li><li>
Yearly health and education stipends</li></ul></div>

Staff Engineer

Evolve Group

<div>
 
 
 Software Engineer
 
 
 
 
 San Francisco, CA | In-Office
 
 
 
 
 The Opportunity
 
 
 
 A rapidly scaling AI company based in San Francisco is looking for Software Engineers to help build and deploy intelligent agent systems used by enterprise customers in real production environments. The engineering team is small, highly autonomous, and focused on delivering robust AI driven products that solve real operational problems for large organizations.
 
 
 Engineers in this role are deeply involved across the entire lifecycle of what they build from early technical design and model experimentation through deployment, monitoring, and continuous improvement at scale. You&rsquo;ll work closely with senior stakeholders and customers across industries such as finance, healthcare, and hospitality, turning complex workflows into dependable AI powered systems.
 
 
 This role sits at the intersection of strong software engineering and applied AI, offering the chance to work hands on with modern language and voice models while maintaining production grade reliability for systems used by millions.
 
 
 
 
 
 What You&rsquo;ll Be Working On
 
 
 <ul>
 <li>
 Designing and implementing AI driven agents capable of handling sophisticated customer interactions
 </li>
 <li>
 Taking full ownership of systems, including architecture, development, deployment, and iteration
 </li>
 <li>
 Evaluating and integrating modern text and speech models into production workflows
 </li>
 <li>
 Identifying recurring customer needs to inform platform capabilities and product direction
 </li>
 <li>
 Solving scalability, reliability, and performance challenges in live enterprise environments
 </li>
 <li>
 Partnering closely with customers and internal teams to deliver impactful AI solutions
 </li>
 </ul>
 
 
 
 
 What We&rsquo;re Looking For
 
 
 <ul>
 <li>
 2&ndash;8 years of experience building backend or full stack systems at a high-performing technology company, quantitative firm, or fast growing startup
 </li>
 <li>
 Strong system ownership mindset and comfort working with complex, distributed services
 </li>
 <li>
 Proven ability to deliver high-quality software in fast moving, ambiguous environments
 </li>
 <li>
 Passion for building production ready systems rather than prototypes
 </li>
 <li>
 Willingness to work in office in San Francisco (or relocate if needed)
 </li>
 </ul>
 
 
 
 
 Why Join
 
 
 <ul>
 <li>
 Build AI systems that replace or significantly augment human workflows at scale
 </li>
 <li>
 High trust, high ownership engineering culture with minimal process overhead
 </li>
 <li>
 Work directly on customer facing systems with immediate real world impact
 </li>
 <li>
 Exposure to cutting edge AI models in demanding enterprise settings
 </li>
 <li>
 Competitive compensation and substantial equity upside
 </li>
 </ul>
 
 
</div>

Software Engineer

CHAOS Industries

<div>
 CHAOS Industries is redefining modern defense with omniscient systems purpose-built for today&rsquo;s realities. Designed and built by top U.S. military veterans and Silicon Valley innovators, CHAOS Industries&rsquo; products are powered by Coherent Distributed Networks (CDN&trade;), empowering warfighters, commercial air operators, and border protection teams to act faster, adapt rapidly, and stay ahead of evolving threats. In a world where technological threats move at unprecedented speed, CHAOS Industries delivers advanced sensing and detection solutions that give the ultimate advantage: time.
 
 
 CHAOS Industries was founded in 2022 and has raised $1B in total funding from leading investors including 8VC, Accel, and NEA. The company is headquartered in Los Angeles, with offices in Washington, D.C., San Francisco, Seattle, and London. For more information, please visit www.chaosinc.com.
 
 
 
 Role Overview
 
 
 
 CHAOS is seeking a highly skilled and motivated Software Engineer to join our team and help us build the next generation of sensor infrastructure. In this highly collaborative role, you&rsquo;ll work in multiple parts of the stack and take on responsibility for large parts of the product.
 
 
 
 Responsibilities
 
 
 
 <ul>
 <li>
 Develop software that runs the CHAOS products &ndash; everything from the backend endpoints to the system diagnostics, operation, analysis, and testing
 </li>
 <li>
 As an early engineer on a growing team, define major parts of our software stack, including choice of frameworks and systems
 </li>
 <li>
 Backend engineering, primarily in python, to build the services that power our product
 </li>
 <li>
 Frontend engineering, primarily in typescript and react, to build the user interfaces
 </li>
 <li>
 Mentor other engineers as the team grows, and work with engineering leadership to define longer term roadmaps
 </li>
 <li>
 Support and collaborate with system, software, and hardware engineers
 </li>
 <li>
 Periodic travel to our other offices in LA, Washington DC, and London
 
 
 </li>
 </ul>
 
 Minimum Requirements
 
 
 
 <ul>
 <li>
 Minimum of 3 years of experience in software development using python, typescript, or equivalent
 </li>
 <li>
 Experience with modern software practices like git, unit tests, CI/CD, release management, etc
 </li>
 <li>
 Experiencing building, testing, and supporting major systems in production
 
 
 </li>
 </ul>
 
 Preferred Requirements
 
 
 
 <ul>
 <li>
 Development experience in Ground or Airborne Sensors (Radars, EO/IR, EW, etc.)
 </li>
 <li>
 Experience with data engineering/big data analysis
 </li>
 <li>
 Familiarity with Agile lifecycle processes including Scrum, Continuous Integration, and Test Driven Development Methodologies
 </li>
 <li>
 Experience with Software Defined Radios (e.g. Ettus)
 </li>
 <li>
 Experience with 2D and 3D Visualization ideally in defense use cases
 </li>
 <li>
 Experience with SW development tools enforcing SW-development best practices (e.g. linting, code coverage, code quality/security scanning, doc gen, etc.)
 </li>
 <li>
 Experience with SW Design, code, integration, and test of production systems
 </li>
 <li>
 Experience with git
 </li>
 <li>
 Familiarity with Azure or other cloud platforms
 </li>
 <li>
 Experience with additional languages such as Rust, NodeJS, Java, Bash, etc.
 </li>
 <li>
 Work with the commercial off-the-shelf (COTS) hardware (e.g. computers, switches, Software-Defined Radios, etc.)
 
 
 </li>
 </ul>
 
 Why CHAOS?
 
 
 
 <ul>
 <li>
 Health Benefits: Medical, dental, and vision benefits 100% paid for by the company
 </li>
 <li>
 Additional benefits: 401k (+ 50% company match up to 6% of pay), FSA, HSA, life insurance, and more
 </li>
 <li>
 Our Perks: Free daily lunch, &lsquo;No meeting Fridays&rsquo;, unlimited PTO, casual dress code
 </li>
 <li>
 Compensation Components: Competitive base salaries, generous pre-IPO stock option grants, relocation assistance, and (coming soon!) annual bonuses
 </li>
 <li>
 Team Growth: 200 employees and counting across 5 global offices
 
 
 </li>
 </ul>
 
 
 Salary Range:
 
 
 $130,000 - $220,000
 
 
 
 The stated compensation range reflects only the targeted base compensation range and excludes additional earnings such as bonus, equity, and benefits. If your compensation requirements fall outside of the range, we still encourage you to apply. The salary range for this role is an estimate based on a range of compensation factors, inclusive of base salary only. Actual salary offer may vary based on (but not limited to) work experience, education and/or training, critical skills, and/or business considerations.
 
 
 
</div>

Fullstack Software Engineer

TECHLINE

&lt;Job Summary&gt; We are seeking a dynamic and innovative Software Engineer to join our vibrant technology team. In this role, you will drive the development and enhancement of cutting-edge software solutions, leveraging your expertise in various programming languages and cloud platforms. Your contributions will be pivotal in creating scalable, reliable, and efficient applications that empower our users and support our business objectives. This position offers an exciting opportunity to work on diverse projects, from web development to backend infrastructure, within an agile environment that fosters continuous learning and collaboration.&lt;Responsibilities&gt;<ul><li>Design, develop, and maintain robust software applications across multiple platforms using languages such as Python, TypeScript, and React.</li><li>Build and optimize RESTful APIs and web services to ensure seamless integration between systems.</li><li>Manage version control and code repositories using tools such as GitHub, SVN, and Git to ensure code integrity and streamline development workflows.</li><li>Deploy and monitor applications on cloud platforms including AWS and Azure, ensuring high availability, security (RBAC), and performance.</li><li>Participate actively in Agile development cycles, contributing to sprint planning, daily stand-ups, code reviews, and retrospectives.</li><li>Maintain comprehensive documentation for all software components and APIs while adhering to best practices for security and data privacy.</li></ul>&lt;Qualifications&gt;<ul><li>Proven experience in software development with a strong foundation in web development, application development, or infrastructure projects.</li><li>Proficiency with IT infrastructure management including Linux environments, SQL databases like MySQL and SQL Server, as well as cloud services such as AWS or Azure.</li><li>Hands-on knowledge of front-end technologies including React.js, JavaScript frameworks, HTML/CSS for web interfaces.</li><li>Familiarity with RESTful API design principles, API integration techniques, and microservices architecture.</li><li>Experience working within Agile methodologies to deliver iterative improvements efficiently.</li><li>Knowledge of version control systems like GitHub, SVN, or similar tools for collaborative coding.</li><li>Join us to be part of a forward-thinking team dedicated to building innovative software solutions that make a real impact! We value energetic problem-solvers eager to learn new technologies while contributing their expertise in a fast-paced environment. This is a paid position open to all qualified applicants committed to excellence in software engineering!</li></ul>Pay: $180,000.00 - $240,000.00 per yearWork Location: In person

Collective Health

<div><div>At Collective Health, we're transforming how employers and their people engage with their health benefits by seamlessly integrating cutting-edge technology, compassionate service, and world-class user experience design.</div>
The Provider Servicing team is developing integrations with our partners to provide a better experience for our Providers. Ensuring providers receive accurate information they need to provide care and process claims. Information integrity and accuracy is critical and so is providing this information in a secure and timely manner. We are leveraging proven technologies to accomplish this. Collective Health is building modern health management systems, these integrations are a critical part of that.

As a backend engineer, you will be responsible for the ownership and management of Provider Servicing systems. This includes developing new AI-powered solutions and providing support for existing microservices-based applications and integration platforms. Opportunities for growth involve leading an engineering team, gaining exposure to new technology adaptations, and contributing to the company's evolution into a future healthcare platform.
<h3 class="jobSectionHeader">
What you'll do:</h3>
<ul><li>Design and develop scalable, secure, and configurable platform services for the Provider Servicing Team.</li>
<li>Lead backend development and support of services across backend (Java/Spring Cloud) and integration platforms (Mulesoft and others)</li>
<li>Utilize working knowledge of AI-powered developer tools (e.g., Copilot, Cursor) and actively contribute to AI adoption in development and operational aspects.</li>
<li>Build and enrich APIs and data services to integrate with partners.</li>
<li>Collaborate with product managers, operations analysts, customer advocates in building solutions that helps Providers integrate with our platform.</li>
<li>Understand architectural decisions and actively drive reusable patterns for cloud-native, AI-enabled backend systems.</li>
<li>Lead and mentor other engineers in the team and help them succeed.</li>
<li>Actively work with the operations and customer advocates to create efficient processes through automations to improve SLAs.</li>
</ul><h3 class="jobSectionHeader">To be successful in this role, you'll need:</h3>
<ul><li>Experience: 10+ years as a Backend Engineer</li>
<li>Backend Engineering: Strong proficiency in Java &amp; Spring Cloud, with a deep understanding of microservices architecture and Integration platforms</li>
<li>AI Tools: Regular use of AI-enhanced development tools (e.g., GitHub Copilot, Cursor, WindSurf).</li>
<li>Cloud: Extensive experience with Cloud Technologies (AWS/GCP preferred).</li>
<li>Data: Hands-on experience in data architecture, SQL/PostgreSQL, and developing data-intensive services.</li>
<li>Systems Development: Prior experience in building, launching, and maintaining complex systems.</li>
<li>Team Collaboration: Work closely with cross-functional teams, including developers, and product managers, to gather requirements and ensure solutions meet business needs.</li>
<li>Communication: Excellent communication skills across all levels and teams.</li>
</ul><h3 class="jobSectionHeader">Pay Transparency Statement</h3>

This is a hybrid position based out of one of our offices: San Francisco, CA, Plano, TX, or Lehi, UT. Hybrid employees are expected to be in the office two days per week.#LI-hybrid

The actual pay rate offered within the range will depend on factors including geographic location, qualifications, experience, and internal equity. In addition to the salary, you will be eligible for 205,000 stock options and benefits like health insurance, 401k, and paid time off. Learn more about our benefits at https://jobs.collectivehealth.com/benefits/.<div><h3 class="jobSectionHeader">
Why Join Us?</h3>
<ul><li>Mission-driven culture that values innovation, collaboration, and a commitment to excellence in healthcare</li>
<li>Impactful projects that shape the future of our organization</li>
<li>Opportunities for professional development through internal mobility opportunities, mentorship programs, and courses tailored to your interests</li>
<li>Flexible work arrangements and a supportive work-life balance</li>
</ul>
We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. Collective Health is committed to providing support to candidates who require reasonable accommodation during the interview process. If you need assistance, please contact recruiting-accommodations@collectivehealth.com.
<h3 class="jobSectionHeader">
Privacy Notice</h3>

For more information about why we need your data and how we use it, please see our privacy policy: https://collectivehealth.com/privacy-policy/.</div></div>

Lead Backend Engineer

Explore 120+ Senior software engineer backend in San Francisco this December. Find roles across top companies and apply now to boost your career.

120 senior software engineer backend jobs IN San Francisco

Senior Software Engineer - Backend

Software Engineer - Backend

Staff Engineer

Software Engineer

Fullstack Software Engineer

Software Engineer

Lead Backend Engineer