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Pivotize Consulting

<p><b>Technology Stack </b></p><p>.NET Core 8, SQL Server 2019 Enterprise Edition, Redis, SQL Lite, OData</p><p><b>Role Summary</b></p><p>We are hiring a backend engineer focused on optimizing APIs, SQL queries, caching layers, and security standards for large-scale enterprise applications built on .NET Core and SQL Server.</p><p><b>Key Responsibilities</b></p><ul><li>&middot; Profile and optimize .NET Core 8 APIs for performance, concurrency, and scalability.</li><li>&middot; Refactor and tune SQL Server stored procedures, queries, and indexes.</li><li>&middot; Implement partitioning, materialized views, and temporal tables for scaling data performance.</li><li>&middot; Optimize Redis caching and IIS configurations for faster releases and throughput.</li><li>&middot; Conduct grey-box and black-box testing to identify and close vulnerabilities.</li><li>&middot; Design and prepare backend services for microservices architecture transition.</li><li>Required Skills</li><li>&middot; 6+ years of backend development experience using .NET Core and SQL Server.</li><li>&middot; Proficient in SQL Server query optimization, indexing, partitioning, and query execution plan analysis.</li><li>&middot; Hands-on with IIS tuning, Redis, and application performance profiling tools.</li><li>&middot; Strong understanding of API security, authentication, and OWASP compliance.</li><li>&middot; Experience in microservices design using Docker and Kubernetes.</li><li>&middot; Understanding of Agile methodologies.</li><li>&middot; Familiarity with architecture styles/APIs REST.</li></ul><p><b>Preferred Skills / Experience</b></p><ul><li>&middot; Knowledge of cloud scaling strategies and load balancing.</li><li>&middot; Experience integrating Application Insights or similar performance monitoring tools.</li></ul><p><b>Key Performance Indicators (KPIs)</b></p><ul><li>Reduce API response times by at least 50%.</li><li>Achieve SQL query execution within &lt;2 seconds for key procedures.</li><li>Zero critical vulnerabilities remaining after</li></ul><p>Job Type: Full-time</p><p>Pay: Rs200,000.00 - Rs250,000.00 per month</p><p>Application Question(s):</p><ul><li>What is your current salary?</li><li>What is your expected salary?</li><li>What is your notice period?</li><li>Since it's an on-site role, would you be able to commute to Bahria Complex 1, M.T.Khan Road? </li></ul><p>Work Location: In person</p>

Backend Performance & Security Engineer

Arc Inventor

<p>Arc Inventador is a fast-growing technology company focused on building scalable and innovative SaaS (Software as a Service) solutions for global clients. We specialize in software development, cloud-based product engineering, and end-to-end digital transformation. Our team is passionate about delivering high-performance platforms that solve real-world business challenges across multiple industries.</p><p>As a Software Engineer, you will play a critical part in the design, development, and optimization of scalable software solutions. Working under the technical direction and architectural guidance of the architect, you will translate architectural specifications into high-quality, maintainable code and robust system components. This role demands practical engineering expertise, strong problem-solving skills, and a commitment to delivering high-performance backend and API-driven modules. You will collaborate with your peers across development, QA, and DevOps to ensure timely and secure delivery of features in a fast-paced, Agile environment.</p><ul><li>Key Responsibilities</li><li>Develop, test, and maintain backend services, APIs, and microservices using Node.js, PHP (Laravel), and Python as per architectural specifications.</li><li>Translate software architecture and technical requirements into efficient, secure, and scalable solutions.</li><li>Build and optimize MySQL and Elasticsearch data models, queries, and migrations in accordance with data architecture guidelines.</li><li>Integrate third-party APIs and internal business systems for seamless interoperability.</li><li>Implement distributed caching strategies (Redis/Memcached), background jobs, and automation scripts for performance and reliability.</li><li>Apply monitoring, logging, and alerting standards to all deliverables, enabling proactive maintenance and system visibility.</li><li>Ensure all code meets internal security, compliance, and quality standards as defined by technical leads and architects.</li><li>Write clear technical documentation for developed modules, APIs, and processes.</li><li>Participate in peer code reviews, testing, and debugging, contributing to an open feedback culture.</li><li>Continuously upgrade technical skills and stay informed about new tools, frameworks, and industry best practices.</li><li>Required Skills &amp; Experience</li><li>4&ndash;5 years of professional software engineering experience with a focus on backend development (Node.js, PHP/Laravel, Python).</li><li>Deep understanding of REST APIs, microservices, and scalable software patterns.</li><li>Proficient in MySQL and Elasticsearch (schema design, performance tuning, complex queries).</li><li>Demonstrated experience in integrating business systems and third-party APIs.</li><li>Experience with distributed caching, background job processing, and cloud-native deployment (Linux/Kubernetes).</li><li>Familiarity with CI/CD pipelines, automated testing, and secure software development lifecycle.</li><li>Strong analytical, troubleshooting, and technical documentation skills.</li><li>Proven ability to deliver production-grade software under tight deadlines in an Agile environment.</li></ul><p>Timing : 4:00 pm till 12:00 am</p><p>Job Type: Full-time</p><p>Work Location: In person</p><p>Job Type: Full-time</p><p>Work Location: In person</p>

Software Engineer (Node js & Python & PHP)

<p><b>Technology Stack:</b></p><p>Angular 12+, .NET Core 8, SQL Server 2019 Enterprise Edition, Redis, SQL Lite, OData</p><p><b>Role Summary:</b></p><p>We are seeking a highly experienced Full-Stack Engineer responsible for end-to-end performance, security, and release optimization across frontend, backend, and infrastructure layers. This role will focus on improving system speed, scalability, and resilience while ensuring compliance with modern white-box, grey-box, and black-box testing standards.</p><p><b>Key Responsibilities</b>:</p><p>&middot; Profile and optimize Angular 12+ components, applying lazy loading, OnPush strategy, and efficient data handling.</p><p>&middot; Analyze and refactor .NET Core 8 APIs for performance, scalability, and security.</p><p>&middot; Optimize SQL Server queries, stored procedures, indexes, and implement advanced features like partitioning, materialized views, columnstore Indexes, In-Memory OLTP, Query Store, controls (CPU, memory, and I/O resource allocation), Scale-Out with Sharding.</p><p>&middot; Conduct release management optimization: IIS tuning, caching strategies, connection pooling, and CI/CD performance improvements.</p><p>&middot; Collaborate with product leadership to define and achieve measurable performance goals.</p><p>&middot; Conduct and close pen testing issues ensuring adherence to OWASP standards.</p><p>&middot; Design scalable microservices-ready architecture for long-term growth.</p><p><b>Required Skills</b></p><p>&middot; 8+ years of full-stack development experience in Angular, .NET Core, and SQL Server.</p><p>&middot; Expert in SQL Server performance tuning, query optimization, indexing, and partitioning.</p><p>&middot; Strong understanding of IIS performance configuration and Redis caching.</p><p>&middot; Hands-on with performance profiling tools (.NET Profiler, SQL Profiler, Chrome DevTools, Lighthouse).</p><p>&middot; Experience in microservices design, Docker, Kubernetes, and cloud deployment pipelines.</p><p>&middot; Knowledge of OWASP and security testing tools (Burp Suite, OWASP ZAP).</p><p>Preferred Skills / Experience</p><p>&middot; Experience optimizing enterprise-grade web platforms handling large data sets.</p><p>&middot; Background in DevOps and CI/CD pipeline performance tuning.</p><p><b>Key Performance Indicators (KPIs)</b></p><p>&middot; Reduce page load time to under 2 seconds for major modules.</p><p>&middot; Achieve 60% reduction in average API response time.</p><p>&middot; Resolve 100% of identified pen testing issues within SLA.</p><p>&middot; Implement database improvements reducing query execution time below 2 second</p><p>Job Type: Full-time</p><p>Application Question(s):</p><ul><li>What is your current salary?</li><li>What is your expected salary?</li><li>What is your notice period?</li><li>Since it's an on-site role, would you be able to commute to Bahria Complex 1, M.T.Khan Road?</li></ul><p>Work Location: In person</p>

Senior Full-Stack Engineer

Careem

<div>
 <strong>
  About the Company
  <br/>
  <br/>
 </strong>
 Careem is building the Everything App for the greater Middle East &mdash; making it easy to move around, order food and groceries, manage payments, and more. Our purpose is simple: to simplify and improve people&rsquo;s lives and build an awesome organisation that inspires.
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 Since 2012, Careem has enabled earnings for over 2.5 million Captains, simplified the lives of more than 70 million customers, and built a platform where the region&rsquo;s best talent and entrepreneurs thrive. We operate in 70+ cities across 10 countries, from Morocco to Pakistan.
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   We&rsquo;re now entering our next chapter &mdash; one powered by AI. We&rsquo;re looking for AI talent: curious problem-solvers who know how to apply AI to build tools, automate workflows, and create real impact. Whether it&rsquo;s streamlining operations, enhancing customer experience, or reimagining internal systems &mdash; we want people who can make Careem work smarter and move faster.
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  </em>
 </strong>
 <strong>
  About The Role
  <br/>
  <br/>
 </strong>
 We are looking for a Senior Software Engineer I to join our Engagement team, focused on the Benefits Platform squad. This squad builds the systems behind promotions and discounts that drive a big part of Careem&rsquo;s business. You&rsquo;ll work on high-impact projects, designing and scaling backend services, and help shape the experience for millions of customers across our region.
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 <strong>
  What You'll Do
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 </strong>
 <ul>
  <li>
   Work closely with other engineers on the team to build highly scalable and robust backend applications and services.
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   Write high quality, performant and reliable code while working on defined tasks/bugs independently.
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   Work independently to understand functional specifications and deliver complete features.
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   Participate in the on-call rotation and be willing to jump in and help resolve any incidents within the defined SLA.
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   Participate in team agile and engineering practices and contribute to their continuous evolution.
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  </li>
 </ul>
 <strong>
  What You'll Need
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  <br/>
 </strong>
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  <li>
   4+ years of professional software development experience.
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   Bachelor's Degree in Computer Science or other related technical field.
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   Working experience with at least one modern object-oriented programming language such as Java, Golang, Kotlin.
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   Working knowledge of Computer Science fundamentals including: object-oriented design, data structures and algorithms.
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   Experience operating online systems reliably including deploying changes to production in live systems.
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  </li>
 </ul>
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  Preferred Skills &amp; Qualifications
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  <li>
   Master's Degree in Computer Science or other related technical field.
  </li>
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   Experience with Golang, microservices and high performing systems based on AWS or other Cloud providers.
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   Experience working with container technology including Docker and Kubernetes.
  </li>
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   Experience working with relational and non-relational database systems.
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   Experience applying professional software engineering best practices, including coding standards, code reviews, source control management, build processes, testing, and operations.
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  </li>
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  What We&rsquo;ll Provide You
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 We offer colleagues the opportunity to drive impact in the region while they learn and grow. As a full time Careem colleague, you will be able to:
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   Work and learn from great minds by joining a community of inspiring colleagues.
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   Put your passion to work in a purposeful organization dedicated to creating impact in a region with a lot of untapped potential.
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   Explore new opportunities to learn and grow every day.
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   Work 4 days a week in office &amp; 1 day from home, and remotely from any country in the world for 30 days a year with unlimited vacation days per year. (If you are in an individual contributor role in tech, you will have 2 office days a week and 3 to work from home.)
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   Access to healthcare benefits and fitness reimbursements for health activities including gym, health club, and training classes.
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 </ul>
</div>


Senior Software Engineer I - Backend

Contour Software

<div><div>About Contour</div><div></div><div><div>
Contour Software</div> has grown from a dozen people to over 2,000 staff across 3 cities, in less than 14 years.</div><div><br>
As a subsidiary of Constellation Software Inc., we are proud to be part of a global enterprise software conglomerate that has grown to become one of the top 10 software companies in the world, with employees and customers in 100+ countries. With a broad-based and ever-growing portfolio of market-leading, vertical-market enterprise solutions covering more than 100 industry domains in predominantly mature markets, CSI's recipe creates the perfect environment for professionals to build fulfilling, long-term careers.</div><div><br>
What started as an R&amp;D &amp; Accounting back-office, has progressed into a full-service Global Centre serving all functions and departments, at the divisional as well as operating group/corporate level. Today Contour employees, located in Karachi, Lahore &amp; Islamabad, are serving CSI divisions located in time zones spanning the globe, from Sydney to Vancouver. With the global growth of Constellation as the wind in our sails, we are only just getting started!</div><div></div><div><br>
The Division</div><div>
At <div>CSIPay</div>, a Jonas company, we are dedicated to empowering Constellation&rsquo;s six operating groups in the USA and Canada with seamless payment processing solutions. Our goal is to give you greater control over your revenue, enhance your market potential, and improve customer satisfaction, fostering success for all within the Constellation family.</div><div></div><div>
Constellation Payment Processing is a modern Payment Facilitator (PayFac) empowering SaaS businesses to grow revenue through seamless, embedded payments. As part of Constellation Software Inc. (TSE: CSU) &mdash; a global Canadian-based software leader at a $96B market cap and the 7th largest software company in the world &mdash; we combine the agility of a specialized payments company with the strength and stability of an established global powerhouse.</div><div><br>
About the Role</div><div>
We are seeking a Senior Software Engineer with strong experience in Java development and modern cloud-native architectures. This role will focus on designing, building, and maintaining scalable APIs and backend services, collaborating closely with Product, QA, and Project Management to deliver reliable, high-quality software solutions.</div><div><br>
Key Responsibilities</div><ul><li>
Design, develop, and maintain backend systems and RESTful APIs using Java (Maven-based projects).</li><li>
Architect and implement scalable, maintainable, and secure application designs.</li><li>
Write comprehensive unit and integration tests and participate in peer code reviews.</li><li>
Containerize and deploy applications using Docker and related CI/CD pipelines.</li><li>
Collaborate with product teams to refine requirements and ensure technical feasibility.</li><li>
Partner with QA engineers to establish effective testing strategies and automation.</li><li>
Work with project management to plan, estimate, and deliver features on time.</li><li>
Utilize and optimize AWS services namely S3, Lambda, and EC2 for distributed systems and data handling.</li><li>
Contribute to internal technical discussions, documentation, and design reviews.</li><li>
Mentor junior developers and advocate for engineering best practices and code quality.</li><li>
Familiar with Agile methodologies and processes.</li></ul><div><br>
Required Qualifications</div><ul><li>
8+ years of professional experience in software engineering.</li><li>
Strong proficiency in Java with hands-on experience in Maven build systems.</li><li>
Solid understanding of API design principles, microservice architecture, and software lifecycle management.</li><li>
Experience with Docker for local development and production deployments.</li><li>
Proficiency in Java testing frameworks.</li><li>
Demonstrated experience with AWS cloud infrastructure (S3, Lambda, EC2, IAM, etc.).</li><li>
Excellent problem-solving, communication, and cross-team collaboration skills.</li><li>
Familiar with Agile methodologies and processes.</li></ul><div><br>
Nice-to-Have Skills</div><ul><li>
Familiarity with TypeScript or Python for tooling, scripting, or microservices.</li><li>
Experience with serverless architectures and event-driven design patterns.</li><li>
Exposure to CI/CD pipelines (GitHub Actions, Jenkins, or similar).</li><li>
Understanding of distributed systems, observability, and monitoring tools</li></ul><div></div><div>
Exciting Benefits we offer:</div><ul><li><div>
Market-leading Salary</div></li><li><div>
Medical Coverage &ndash; Self &amp; Dependents</div></li><li><div>
Parents Medical Coverage</div></li><li><div>
Provident Fund</div></li><li><div>
Employee Performance-based bonuses</div></li><li><div>
Home Internet Subsidy</div></li><li><div>
Conveyance Allowance</div></li><li><div>
Profit Sharing Plan [Tenured Employees Only]</div></li><li><div>
Life Benefit</div></li><li><div>
Child Care Facility</div></li><li><div>
Company Provided Lunch/Dinner</div></li><li><div>
Professional Development Budget</div></li><li><div>
Recreational area for in-house games</div></li><li><div>
Sporadic On-shore training opportunities</div></li><li><div>
Friendly work environment</div></li><li><div>
Leave Encashment</div></li></ul><div></div><div><i>
Disclaimer:</i><i> At Contour, we attribute our success to the unique contributions of our diverse staff. We&rsquo;re committed to fostering a culture of respect that thrives on the varied perspectives and experiences of all individuals we recruit, employ, promote, and compensate. Since day one, we&rsquo;ve adhered to a policy that champions a work environment honoring the worth and dignity of each person while being free from all forms of employment discrimination.</i></div><div></div><div><i>
In our continuous effort to promote inclusivity, we extend our commitment to individuals with special needs by providing reasonable accommodations. We actively encourage qualified individuals with special needs to apply for the various openings within our company. Should you require assistance in completing the application process or have any inquiries regarding special facilities, please do not hesitate to contact our HR team. Your unique talents and abilities are welcomed and valued here.</i></div></div><div></div>

Senior Software Developer (Java)

VIRTUOSOFT

<p><b>About the Role:</b></p><p>We are looking for a <b>Lead Backend Engineer / Senior Software Engineer</b> with strong expertise in <b>NestJS</b> and <b>microservice-based architectures</b>. The ideal candidate will take ownership of backend systems, design scalable distributed solutions, and collaborate with cross-functional teams to deliver high-performance, cloud-native applications.</p><p>This role is ideal for an engineer who enjoys <b>hands-on backend development</b>, <b>system optimization</b>, and <b>architectural problem-solving</b> using <b>NestJS</b>, <b>MongoDB</b>, and <b>AWS</b>.</p><p><b>Key Responsibilities:</b></p><ul><li>Design, develop, and maintain <b>scalable and secure backend architectures</b> using <b>NestJS</b> and <b>Node.js</b>.</li><li>Implement and manage <b>microservices</b> and <b>RESTful APIs</b> for distributed applications.</li><li>Optimize SQL/NoSQL databases, particularly MongoDB, by implementing efficient schema designs, indexing, and query optimization strategies.</li><li>Deploy and manage <b>AWS infrastructure</b> leveraging <b>Docker</b> and <b>Kubernetes (EKS)</b>.</li><li>Develop and maintain <b>CI/CD pipelines</b> and automated deployment workflows.</li><li>Collaborate with frontend and mobile teams (Next.js / Flutter) to ensure seamless integration.</li><li>Participate in code reviews, troubleshoot production issues, and drive performance improvements.</li><li>Contribute to architectural discussions and propose technical enhancements.</li><li>Implement and manage secure payment gateway integrations (e.g., Stripe, PayPal, or local providers) ensuring reliability, compliance, and smooth transaction flow.</li><li>Implement and maintain Meta SDK integrations for authentication, analytics, and social features across backend and mobile platforms.</li><li>Integrate and manage third-party APIs and services, including Meta SDKs and payment gateways, ensuring seamless data flow, reliability, and security.</li><li>Optionally integrate Algolia, CleverTap, and Agora to support advanced analytics, notifications, and communication modules.</li></ul><p><b>Required Skills &amp; Experience:</b></p><ul><li><b>3&ndash;5 years</b> of professional experience in backend or full-stack development.</li><li>Strong hands-on experience with <b>NestJS</b>, <b>Node.js</b>, and <b>TypeScript</b>.</li><li>Solid understanding of <b>microservices</b>, <b>API design</b>, and <b>distributed systems</b>.</li><li>Proficiency with <b>MongoDB</b>, including schema design and performance tuning.</li><li>Hands-on experience with <b>AWS</b>, <b>Docker</b>, and <b>Kubernetes (EKS)</b>.</li><li>Familiarity with <b>CI/CD</b>, <b>Git</b>, and deployment automation.</li><li>Experience integrating APIs such as <b>Algolia</b>, <b>CleverTap</b>, <b>Meta</b>, or <b>Agora</b>.</li><li>Strong analytical, problem-solving, and communication skills.</li></ul><p>Job Type: Full-time</p><p>Work Location: In person</p>

Lead Backend Engineer / Senior Software Engineer

MeezoTech

<p>We&rsquo;re looking for a <b>DevOps Engineer</b> who thinks like a <b>Solution Architect</b> &mdash; someone who can design, build, and optimize cloud infrastructure that scales.<br/>You&rsquo;ll be working with fast-moving startups and enterprise clients across the globe, designing solutions that power Large scale of users traffic.<b>Responsibilities</b></p><ul><li>Architect and implement cloud infrastructure (AWS, GCP, Azure).</li><li><b>Experience managing both Linux and Windows/IIS servers</b>, including deployments, security hardening, and performance tuning.</li><li>Set up CI/CD pipelines for multi-environment deployments.</li><li>Design scalable microservices and containerized environments (Docker, Kubernetes).</li><li>Optimize infrastructure cost, performance, and security.</li><li>Collaborate with developers to improve system reliability and speed.</li></ul><p><b>Requirements</b></p><ul><li>2+ years of DevOps / Cloud Infrastructure experience.</li><li>Deep understanding of Docker, Kubernetes, and CI/CD (GitHub Actions, Jenkins, etc.).</li><li>Proven experience with AWS, GCP, or Azure architecture.</li><li>Strong scripting skills (Bash, Python, etc.).</li><li>Ability to communicate and document architecture clearly.</li><li>Leadership mindset with ownership over delivery and scalability.</li></ul><p>Job Type: Full-time</p><p>Pay: Rs90,000.00 - Rs150,000.00 per month</p><p>Work Location: In person</p>

DevOps Engineer

Explore 216+ Microservices engineer in Karachi Pakistan this November. Find roles across top companies and apply now to boost your career.