senior stack engineer

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<p><b>Job Summary</b></p><p>We are looking for an experienced and motivated Senior MEAN Stack Engineer to join our innovative team. The ideal candidate will be a hands-on leader, responsible for developing new features, mentoring junior developers, and enhancing our application's architecture and performance. You will play a pivotal role in driving our technical vision forward and ensuring the delivery of high-quality software.</p><p><b>Key Responsibilities</b></p><ul><li>Lead the design and development of new features using modern web technologies, ensuring code is clean, scalable, and follows best practices.</li><li>Mentor and guide junior developers through code reviews, pair programming, and technical leadership.</li><li>Architect and execute complex technical projects, such as large-scale codebase migrations and modernizations.</li><li>Establish and maintain efficient local development environments using containerization and cloud service emulation.</li><li>Successfully implement critical backend integrations with third-party systems and APIs.</li><li>Proactively maintain and update project dependencies to ensure application security and performance.</li><li>Integrate and manage tools for system monitoring, logging, and performance analysis.</li><li>Implement and utilize feature flagging platforms to enable beta testing and phased rollouts of new features.</li></ul><p><b>Qualifications and Skills</b></p><ul><li>Proven professional experience as a Senior Software Engineer or in a similar role.</li><li>Expert-level proficiency with the MEAN stack: <b>MongoDB</b>, <b>Express.js</b>, <b>Angular</b>, and <b>Node.js</b>.</li><li>Strong command of front-end technologies including <b>TypeScript</b>, <b>JavaScript</b>, <b>HTML</b>, and <b>SCSS/CSS</b>.</li><li>Demonstrated experience with modern development tools and libraries such as <b>Webpack</b>, <b>Tailwind CSS</b>, and <b>Jest</b>.</li><li>Hands-on experience with containerization technologies (<b>Docker</b>) and cloud services (e.g., <b>AWS</b>, <b>Azure</b>).</li><li>Familiarity with data interoperability standards (e.g., <b>HL7</b>, <b>RESTful APIs</b>) is highly desirable.</li><li>Experience with application performance monitoring (APM) and observability tools.</li><li>Strong problem-solving skills and the ability to work effectively in a fast-paced environment.</li><li>Excellent communication and mentorship abilities.</li></ul><p>Job Type: Full-time</p><p>Pay: Rs300,000.00 - Rs400,000.00 per month</p><p>Application Question(s):</p><ul><li>Are you a mean stack developer?</li><li>its office based job in model town lahore, is this feasible for you?</li></ul><p>Experience:</p><ul><li>Docker: 3 years (Required)</li><li>HL7, RESTful APIs: 3 years (Required)</li><li>MongoDB: 3 years (Required)</li><li>Express.js, Angular, and Node.js.: 3 years (Required)</li><li> TypeScript, JavaScript, HTML: 2 years (Required)</li></ul><p>Location:</p><ul><li>Lahore (Required)</li></ul><p>Work Location: On the road</p>

Senior MEAN Stack Engineer

FiveRivers Technologies

<div><div><h3 class="jobSectionHeader"><b>Job Information</b></h3>
<ul><div><p>Date Opened</p>
<div><b>08/29/2025</b><b>
</b></div></div><div><p>Job Type</p>
<div><b>Full time</b><b>
</b></div></div><div><p>Work Experience</p>
<div><b>3-6 years</b><b>
</b></div></div><div><p>Industry</p>
<div><b>IT Services</b><b>
</b></div></div><div><p>City</p>
<div><b>Lahore</b><b>
</b></div></div><div><p>State/Province</p>
<div><b>Punjab</b><b>
</b></div></div><div><p>Country</p>
<div><b>Pakistan</b><b>
</b></div></div><div><p>Zip/Postal Code</p>
<div><b>54000</b><b>
</b></div></div></ul></div><div><h3 class="jobSectionHeader"><b>Job Description</b></h3>
<div><p><b>FiveRivers Technologies</b> is hiring a Senior Full Stack Engineer who will play a critical role in evolving and modernizing our platform. The engineer will work across the stack from backend APIs to dynamic UIs to deliver high-impact features that drive customer value. They will help modernize legacy components, strengthen our architecture, and mentor others while continuously improving how we build software.</p><p></p><p><b><br>
Responsibilities</b></p><br>
<ul><li>
Build and enhance features across both frontend and backend systems.<br>
</li><li>
Use AI tooling to increase your productivity and that of your team.<br>
</li><li>
Participate in code reviews, design discussions, and team planning sessions.<br>
</li><li>
Modernize legacy systems and participate in migration efforts to newer frameworks.<br>
</li><li>
Collaborate closely with product and design to ship user-centric features.<br>
</li><li>
Improve development standards, documentation, and processes as we scale.<br>
</li><li>
Triage and resolve issues across a complex, real-world production environment.<br>
</li></ul><div><b>
Requirements</b><br>
</div><ul><li>
Strong experience with modern JavaScript frameworks (React, TypeScript).<br>
</li><li>
Experience with legacy-to-modern front-end migrations (e.g., AngularJS to React).<br>
</li><li>
Solid grasp of back-end development using Java, relational databases, and API design.<br>
</li><li>
Familiarity with SQL performance tuning and debugging in real-world environments.<br>
</li><li>
Experience working with build systems, bundlers, or task runners (Webpack, Gulp, Rspack, etc.).<br>
</li><li>
Comfort navigating and refactoring existing codebases in large, production applications.<br>
</li><li>
Bonus points for familiarity with serverless architectures, AWS tooling, or data-heavy applications.</li></ul><div></div><div><b><br>
Office Location:</b> Gulberg 2, Lahore.</div></div></div></div><p></p>

Senior Full Stack Engineer_02

<div><div><h3 class="jobSectionHeader"><b>Job Information</b></h3>
<ul><div><p>Date Opened</p>
<div><b>08/29/2025</b><b>
</b></div></div><div><p>Job Type</p>
<div><b>Full time</b><b>
</b></div></div><div><p>Work Experience</p>
<div><b>3-6 years</b><b>
</b></div></div><div><p>Industry</p>
<div><b>IT Services</b><b>
</b></div></div><div><p>City</p>
<div><b>Lahore</b><b>
</b></div></div><div><p>State/Province</p>
<div><b>Punjab</b><b>
</b></div></div><div><p>Country</p>
<div><b>Pakistan</b><b>
</b></div></div><div><p>Zip/Postal Code</p>
<div><b>54000</b><b>
</b></div></div></ul></div><div><h3 class="jobSectionHeader"><b>Job Description</b></h3>
<div><p><b>FiveRivers Technologies</b> is hiring a Senior Full Stack Engineer who will play a critical role in evolving and modernizing our platform. The engineer will work across the stack from backend APIs to dynamic UIs to deliver high-impact features that drive customer value. They will help modernize legacy components, strengthen our architecture, and mentor others while continuously improving how we build software.</p><p></p><p><b><br>
Responsibilities</b></p><br>
<ul><li>
Build and enhance features across both frontend and backend systems.<br>
</li><li>
Use AI tooling to increase your productivity and that of your team.<br>
</li><li>
Participate in code reviews, design discussions, and team planning sessions.<br>
</li><li>
Modernize legacy systems and participate in migration efforts to newer frameworks.<br>
</li><li>
Collaborate closely with product and design to ship user-centric features.<br>
</li><li>
Improve development standards, documentation, and processes as we scale.<br>
</li><li>
Triage and resolve issues across a complex, real-world production environment.<br>
</li></ul><div><b>
Requirements</b></div><ul><li>
Strong experience with modern JavaScript frameworks (React, TypeScript).<br>
</li><li>
Experience with legacy-to-modern front-end migrations (e.g., AngularJS to React).<br>
</li><li>
Solid grasp of back-end development using Java, relational databases, and API design.<br>
</li><li>
Familiarity with SQL performance tuning and debugging in real-world environments.<br>
</li><li>
Experience working with build systems, bundlers, or task runners (Webpack, Gulp, Rspack, etc.).<br>
</li><li>
Comfort navigating and refactoring existing codebases in large, production applications.<br>
</li><li>
Bonus points for familiarity with serverless architectures, AWS tooling, or data-heavy applications.</li></ul><div></div><div><b><br>
Office Location:</b> Gulberg 2, Lahore.</div><h3 class="jobSectionHeader"><b><br>
Requirements</b></h3></div></div></div><p></p>

Senior Full Stack Engineer_01

Senior Full Stack Engineer

Optum

<div><p>Optum is a global organization that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy benefits, data and resources they need to feel their best. Here, you will find a culture guided by inclusion, talented peers, comprehensive benefits and career development opportunities. Come make an impact on the communities we serve as you help us advance health optimization on a global scale. Join us to start<b> Caring. Connecting. Growing together.</b></p><p></p><p><b><br>
Primary Responsibilities:</b></p><ul><li>
Comply with the terms and conditions of the employment contract, company policies and procedures, and any and all directives (such as, but not limited to, transfer and/or re-assignment to different work locations, change in teams and/or work shifts, policies in regards to flexibility of work benefits and/or work environment, alternative work arrangements, and other decisions that may arise due to the changing business environment). The Company may adopt, vary or rescind these policies and directives in its absolute discretion and without any limitation (implied or otherwise) on its ability to do so</li></ul><p><b>
Required Qualification:</b></p><ul><li>
Undergraduate degree or equivalent experience</li></ul><p></p><p><i><br>
At UnitedHealth Group, our mission is to help people live healthier lives and make the health system work better for everyone. We believe everyone-of every race, gender, sexuality, age, location and income-deserves the opportunity to live their healthiest life. Today, however, there are still far too many barriers to good health which are disproportionately experienced by people of color, historically marginalized groups and those with lower incomes. We are committed to mitigating our impact on the environment and enabling and delivering equitable care that addresses health disparities and improves health outcomes - an enterprise priority reflected in our mission.</i></p></div>

Yalent

<b>Job Overview:</b><br>
InVitro Capital is seeking a Senior Full-Stack Engineer with deep expertise in Java/.Net, front-end technologies, cloud-native architectures, and AI/ML integrations. As a Senior Full-Stack Engineer, you’ll design and build scalable, high-performance platforms that seamlessly unite robust Java back-end services with front-ends. You’ll integrate advanced machine-learning models, optimize system performance, and collaborate with cross-functional teams to drive the future of our technology. This is an exceptional opportunity to make a significant impact and contribute to the growth of our diverse portfolio.
<br><br>
<b>Work setup:</b><br>
Monday to Friday, Pacific Time Zone. This is a hybrid position; team members are expected to work from our Cairo office at least once a week for in-person collaboration.
<br><br>
<b>Key Responsibilities:</b><br>
<ul>
<li>Design and implement reliable, secure full-stack solutions using Spring Boot (Java) or .Net and React.</li>
<li>Create RESTful APIs and modular microservices (Spring Cloud, Spring WebFlux) that enable seamless integrations and extensibility.</li>
<li>Partner with data scientists to embed ML models (TensorFlow, Deeplearning4j) into production workflows, ensuring real-world performance and maintainability.</li>
<li>Tune relational (PostgreSQL) and NoSQL (MongoDB) databases and application stacks for high availability, performance, and scalability.</li>
<li>Engage with product managers, designers, and fellow engineers to deliver cohesive, user-centric experiences.</li>
<li>Write clean, efficient, and testable code; enforce industry best practices and rigorous code review standards.</li>
<li>Stay abreast of emerging technologies and methodologies; pilot new tools and frameworks to continuously elevate our stack.</li>
</ul>
<b>Requirements:</b><br>
<b>Minimum Qualifications.:</b><br>
<ul>
<li>10+ years of professional software development experience</li>
<li>Expert-level proficiency with Spring Boot and Java-based frameworks</li>
<li>Advanced proficiency in JavaScript, with expertise in React, TypeScript, or Angular.</li>
<li>Strong command of system design, API development, relational and NoSQL databases, and performance tuning</li>
<li>Proven track record designing and deploying scalable microservices and distributed architectures</li>
<li>Hands-on experience with AWS, GCP, or Azure, including CI/CD implementation</li>
<li>Deep understanding of automation, scripting, and AI-enhanced system design</li>
</ul>
<b>Preferred Qualifications:</b><br>
<ul>
<li>Practical experience using Python in backend services</li>
<li>Familiarity with containerization (Docker, Kubernetes), CI/CD tooling, and cloud services (AWS, GCP, or Azure)</li>
</ul>
<b>Benefits:</b><br>
Why Join Invitro Capital?
<br><ul>
<li>Work on cutting-edge AI and B2B technologies: We are at the forefront of AI and B2B innovation. Our employees have the opportunity to work on the latest and greatest technologies, and to make a real impact on the SME market.</li>
<li>Help build and grow successful startups: We are committed to helping our portfolio companies succeed. Our employees play a vital role in building and growing these companies. This is not a 9 to 5 job. This is a startup environment with a give-it-all mentality.</li>
<li>Work with some of the best minds in the industry: You will be part of a team of seasoned entrepreneurs and product leaders who are on a mission to make a difference in the SME space. You will have the chance to work with some of the best minds in the industry.</li>
<li>Supportive and collaborative work environment: We believe in creating a supportive and collaborative work environment where our employees can thrive.</li>
<li>Competitive compensation: We offer a competitive compensation package, with salaries ranging from $3,000–$3,500 per month.</li>
</ul>


Senior Full-Stack Engineer (Java/.NET and React)

Halan - حالا

<div>
 <p>
  <strong>
   Job Overview:
  </strong>
 </p>
 <p>
  <br/>
 </p>
 <p>
  We are looking for a skilled and passionate
  <strong>
   Senior Full-Stack Engineer
  </strong>
  to join our team at Halan. In this role, you will be responsible for designing, developing, and maintaining high-performance web applications. The ideal candidate has experience with
  <strong>
   ASP.NET Core, Angular,
  </strong>
  and RESTful APIs, along with a strong understanding of software development and best practices.
 </p>
 <p>
  <br/>
 </p>
 <p>
  <strong>
   Key Responsibilities:
  </strong>
 </p>
 <p>
  <br/>
 </p>
 <p>
  &bull;Design, develop, and maintain scalable web applications using
  <strong>
   .NET Core
  </strong>
  and
  <strong>
   Angular.
  </strong>
 </p>
 <p>
  &bull;Ensure performance, security, and responsiveness of applications.
 </p>
 <p>
  &bull;Collaborate with cross-functional teams to define, design, and ship new features.
 </p>
 <p>
  &bull;Write clean, maintainable, and testable code following best practices.
 </p>
 <p>
  &bull;Optimize applications for performance, scalability, and reliability.
 </p>
 <p>
  &bull;Conduct code reviews to ensure high-quality standards.
 </p>
 <p>
  &bull;Implement
  <strong>
   RESTful APIs
  </strong>
  and ensure seamless frontend-backend communication.
 </p>
 <p>
  &bull;Work closely with
  <strong>
   DevOps
  </strong>
  to enhance
  <strong>
   CI/CD
  </strong>
  pipelines for smooth deployment.
 </p>
 <p>
  &bull;Troubleshoot and resolve issues, improving system stability.
 </p>
 <p>
  &bull;Stay updated with the latest technologies and contribute innovative ideas to the team.
 </p>
 <p>
  &bull;Make sure the team follows engineering practices:
  <strong>
   Agile, code review, unit testing, branching, etc.
  </strong>
 </p>
 <p>
  &bull;Write software programming code.
 </p>
 <p>
  &bull;Propose and review the architecture.
 </p>
 <p>
  &bull;Communicate with stakeholders.
 </p>
 <p>
  &bull;Be part of a cross-functional team responsible for the
  <strong>
   full software development life cycle
  </strong>
  , from conception to deployment.
 </p>
 <p>
  <br/>
 </p>
 <p>
  <strong>
   Requirements:
  </strong>
 </p>
 <p>
  <br/>
 </p>
 <p>
  &bull;A minimum of 3 years of experience in web development.
 </p>
 <p>
  &bull;Strong knowledge of
  <strong>
   ASP.NET Core
  </strong>
  and
  <strong>
   Angular (9+).
  </strong>
 </p>
 <p>
  &bull;Proficiency in designing and working with RESTful APIs.
 </p>
 <p>
  &bull;Understanding of SOLID principles,
  <strong>
   OOP concepts
  </strong>
  , and design patterns.
 </p>
 <p>
  &bull;Experience with
  <strong>
   SQL
  </strong>
  databases (complex queries, stored procedures, triggers, views).
 </p>
 <p>
  &bull;Familiarity with agile development methodologies.
 </p>
 <p>
  &bull;Strong problem-solving and debugging skills.
 </p>
 <p>
  &bull;Experience with
  <strong>
   Git
  </strong>
  for version control.
 </p>
 <p>
  <br/>
 </p>
 <p>
  <strong>
   Technical Skills:
  </strong>
 </p>
 <p>
  <br/>
 </p>
 <p>
  &bull;Backend: ASP.NET Core, C#, SQL, Entity Framework, RESTful APIs.
 </p>
 <p>
  &bull;Frontend: Angular 9+, TypeScript, RxJS, NgRx (state management).
 </p>
 <p>
  &bull;Database: SQL Server, query optimizations.
 </p>
 <p>
  &bull;Architecture: DDD, CQRS, Microservices, familiarity with Kafka or RabbitMQ.
 </p>
 <p>
  &bull;DevOps &amp; CI/CD: Familiarity with Docker, Kubernetes, or pipeline automation is a plus.
 </p>
</div>


Senior Full-Stack Engineer (.NET Core & Angular)

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