backend developer fixtech nestjs

HA-Technologies

We are looking for an experienced Backend Developer to design, develop, and maintain the backend services of a digital wallet application similar to Easypaisa and JazzCash. The candidate will work on secure transaction processing, API integrations, authentication, and database management, ensuring high performance, scalability, and security.Key Responsibilities<ul><li>Design and develop RESTful APIs using NestJS (TypeScript)</li><li>Implement secure authentication and authorization using JWT, OAuth2, PKCE</li><li>Integrate third-party fintech APIs</li><li>Design and manage PostgreSQL databases</li><li>Implement AES encryption for sensitive data (PINs, tokens, personal information)</li><li>Ensure data security and compliance with fintech standards (KYC, AML, SBP/PTA guidelines)</li><li>Implement logging, monitoring, and error handling</li><li>Collaborate with frontend, mobile, and QA teams</li><li>Support deployment and production issue resolution</li></ul>Required Technical SkillsBackend Framework: NestJS (Node.js, TypeScript, JavaScript)Database: PostgreSQL, MongoDBAuthentication &amp; Security:JWT-based authenticationAES encryptionRole-based access control (RBAC)API Development: REST APIs, JSONDatabase Tools: TypeORM / Prisma / SequelizeVersion Control: Git / GitHub / GitLabPreferred Skills<ul><li>Experience with fintech or payment systems</li><li>Knowledge of transaction reconciliation and ledger systems</li><li>Experience with Docker and CI/CD pipelines</li><li>Familiarity with Redis / caching mechanisms</li><li>Experience in microservices architecture</li><li>Understanding of payment security best practices</li></ul>Education &amp; ExperienceBachelor&rsquo;s degree in Computer Science / Software Engineering or equivalent2+ years experience in backend developmentPrior experience in financial or transactional systems is a strong plusJob Type: Full-timePay: Rs100,000.00 - Rs120,000.00 per monthWork Location: In person

Backend Developer (Fixtech – NestJS)

Salyhal Tech

About UsWe are a growing software development company focused on delivering high-quality, scalable applications for clients across multiple industries. We work with modern technologies and build reliable backend systems that power real-world products. We&rsquo;re looking for a skilled Backend Developer to join our team and contribute to exciting, long-term projects.Responsibilities<ul><li>Develop and maintain backend services using NestJS or Express.js</li><li>Design, implement, and optimize database schemas for MongoDB and MySQL</li><li>Build secure, scalable, and high-performance RESTful APIs</li><li>Integrate third-party services and external APIs</li><li>Write clean, maintainable, and well-documented code</li><li>Collaborate with frontend developers and other team members to deliver complete solutions</li><li>Troubleshoot, debug, and upgrade existing systems</li><li>Ensure best practices for security, performance, and scalability</li></ul>Requirements<ul><li>Strong proficiency in NestJS or Express.js</li><li>Hands-on experience with MongoDB and MySQL</li><li>Solid understanding of REST API design and development</li><li>Knowledge of authentication and authorization methods (JWT, OAuth)</li><li>Familiarity with Git and version control best practices</li><li>Strong problem-solving skills and attention to detail</li><li>Ability to work independently as well as in a team environment</li></ul>Nice to Have<ul><li>Experience with TypeScript</li><li>Knowledge of GraphQL</li><li>Basic understanding of cloud deployment or DevOps workflows</li></ul>Benefits<ul><li>Competitive salary based on experience</li><li>Flexible working hours</li><li>Remote or hybrid work opportunities</li><li>Opportunity to work on international projects</li><li>Learning and career growth opportunities</li></ul>How to ApplyPlease submit your resume, portfolio or GitHub link, and a brief cover letter explaining why you&rsquo;re a good fit for this role.Job Types: Full-time, Contract Contract length: 12 monthsPay: Rs50,000.00 - Rs70,000.00 per monthWork Location: In person

Full Stack Developer (Node.js / React.js / MongoDB / MySQL)

Islamabad Learning Academy

Company: TechWalks (Pvt) Ltd Location: Islamabad, Pakistan (On-site) Job Type: Full-time Salary: Competitive, based on experienceExperience: 6 Month - 1 YearJob Description: TechWalks (Pvt) Ltd is looking for a Junior MEAN Stack Developer to join our team and contribute to our web application projects. The ideal candidate should have basic knowledge in Angular, Node.js/Express/NestJS, PostgresSQL/SQL/MySQL capable of working as part of a team, and has a keen eye for creating intuitive user interfaces. This role offers the chance to work on dynamic projects and impact our software solutions directly.Key Responsibilities:<ul><li>Develop and maintain web applications using Angular frameworks.</li><li>Develop APIs using Node.js/Express/NestJS with PostgresSQL database or using SQL.</li><li>Build reusable components and libraries for future use.</li><li>Collaborate with backend developers to integrate APIs and ensure seamless data flow.</li><li>Debug, troubleshoot, and optimize the application for maximum speed and scalability.</li><li>Maintain code quality, organization, and automatization.</li></ul>Qualifications:<ul><li>Bachelor&rsquo;s degree in Computer Science, Software Engineering, or a related field (or equivalent experience).</li><li>Proven experience as an Angular Developer, with expertise in TypeScript, JavaScript, HTML5, and CSS3.</li><li>Familiarity with RESTful APIs and web services.</li><li>Experience with front-end build tools and version control (Git).</li><li>Understanding of Agile development methodologies.</li><li>Knowledge of UI/UX design principles is a plus.</li></ul>What We Offer:<ul><li>Competitive salary with performance-based incentives.</li><li>Professional development and learning opportunities.</li><li>Collaborative and innovative work environment.</li></ul>How to Apply: Interested candidates are invited to apply via Indeed or email their resume to hr@techwalks.com, Please mention &quot;MEAN Stack Developer Application&quot; in the subject line.Job Type: Full-timePay: Rs35,000.00 - Rs50,000.00 per monthLocation:<ul><li>Islamabad (Preferred)</li></ul>Work Location: In person

Junior Developer For Angular + Node.js/Express/NestJS + Postgresql/MySQL/SQL

Tangent Technologies Pvt Ltd

Tangent Technologies are looking for a skilled Full Stack Developer with strong expertise in Angular (frontend) and Node.js (backend) to join our development team. The ideal candidate will be responsible for building scalable web applications, developing RESTful APIs, integrating databases, and ensuring high performance and responsiveness.Key Responsibilities<ul><li>Design, develop, and maintain front-end applications using Angular.</li><li>Build and optimize server-side applications and REST APIs using Node.js (with Express.js/NestJS).</li><li>Collaborate with UI/UX designers to implement responsive, user-friendly designs.</li><li>Integrate APIs, third-party services, and databases (SQL/NoSQL).</li><li>Write clean, maintainable, and testable code.</li><li>Debug, troubleshoot, and optimize application performance.</li><li>Participate in code reviews and contribute to best practices.</li><li>Ensure security, scalability, and performance of applications.</li></ul>Required Skills &amp; Qualifications<ul><li>Strong proficiency in Angular (latest versions, TypeScript, Angular Material/Bootstrap).</li><li>Solid experience with Node.js and frameworks like Express.js or NestJS.</li><li>Hands-on experience with RESTful APIs and Microservices architecture.</li><li>Experience with databases: MySQL, PostgreSQL or similar, NoSQL is a plus point.</li><li>Proficiency in JavaScript, TypeScript.</li><li>Knowledge of authentication &amp; authorization (JWT, OAuth2).</li><li>Familiarity with Git/GitHub/GitLab version control.</li><li>Experience with Docker, CI/CD pipelines (plus point).</li><li>Understanding of Agile/Scrum methodologies.</li><li>Experience with multi-tenant web applications is a big plus</li></ul>What we offer? (Benefits)<ul><li>Wonderful working environment unique opportunity to learn a complete product cycle.</li><li>Competitive salary and incentive package</li><li>Provident fund</li><li>Bi-annual increments</li><li>Appreciation awards</li><li>18 paid leaves</li><li>Health insurance</li></ul>Job Type: Full-timeApplication Question(s):<ul><li>What is your current salary?</li><li>What is your expected salary?</li><li> Our office is located at i9/3 Islamabad. Do you have any commute</li><li>Can you join us immediately?</li></ul>Work Location: In person

Full Stack Developer

RocketDevs

<div>
 
 RocketDevs empowers software engineers by bridging talent with global tech opportunities. We connect skilled developers with innovative projects, fostering an inclusive tech community.
 
 
 
 
 
 We are seeking a talented Full Stack Developer to join our team and contribute to client projects that drive technological advancement. This is a full-time, remote position focused on building scalable applications for our global clients.
 
 
 
 
 
 
 Key Responsibilities
 
 
 <ul>
 <li>
 Design and manage both NoSQL and SQL databases.
 </li>
 <li>
 Develop and integrate RESTful APIs and manage data flow between frontend and backend.
 </li>
 <li>
 Optimize performance, troubleshoot bugs, and ensure scalability.
 </li>
 <li>
 Participate in architecture discussions, code reviews, and sprint planning.
 </li>
 <li>
 Explore opportunities to leverage AI tools to boost productivity or enhance user experience.
 </li>
 </ul>
 
 
 
 
 
 Qualifications
 
 
 <ul>
 <li>
 Experience in frontend development with modern frameworks like
 
 React, Next.js, Vue.js, Angular, or Svelte.
 
 </li>
 <li>
 Strong foundation in
 
 HTML, CSS, JavaScript, and TypeScript.
 
 </li>
 <li>
 Proficiency in UI state management tools (e.g., Redux, Pinia, Zustand).
 </li>
 <li>
 Backend development experience in at least one of the following:
 
 Python
 
 (Django, Flask, FastAPI),
 
 Go
 
 (Gin, Fiber, Echo), Rust (Actix, Rocket),
 
 Ruby
 
 (Ruby on Rails, Sinatra),
 
 Java
 
 (Spring Boot, Micronaut, Quarkus),
 
 PHP
 
 (Laravel, Symfony),
 
 C# / .NET
 
 (ASP.NET Core, Blazor),
 
 C++
 
 (Wt, Drogon), or
 
 Node.js
 
 (Express, NestJS).
 </li>
 <li>
 Knowledge of
 
 RESTful or GraphQL API
 
 development, and authentication &amp; authorization (e.g., JWT, OAuth).
 </li>
 <li>
 Experience with databases such as
 
 MongoDB (or other NoSQL),
 
 
 SQL Databases (MySQL, PostgreSQL, or SQL Server), and Redis.
 
 </li>
 <li>
 Familiarity with dev tools and practices including
 
 Git &amp; GitHub, Docker, CI/CD (e.g., GitHub Actions, GitLab CI, Jenkins), and Agile/Scrum methodologies.
 
 </li>
 <li>
 
 A deployed project (personal or professional) demonstrating your ability to build and launch real-world applications is required.
 
 </li>
 </ul>
 
 
 
 
 
 Nice to Have
 
 
 <ul>
 <li>
 Experience with Kubernetes or Supabase.
 </li>
 <li>
 Familiarity with AI tools or APIs (e.g., OpenAI, Hugging Face).
 </li>
 <li>
 Understanding of prompt engineering or building AI-powered features.
 </li>
 <li>
 Familiarity with Lovable or other AI-assisted development platforms
 </li>
 </ul>
 
 
 
 
 
 Hiring Process
 
 
 
 
 We ensure a fair and transparent process for every applicant:
 
 
 
 
 Apply &rarr; Take a Compulsory 30-minute Assessment &rarr; 30-
 
 
 minute
 
 
 Onboarding Interview &rarr; Receive offer and start contributing to client projects.
 
 
 
 
 
 
 
 Note:
 
 
 <ol>
 <li>
 The
 
 assessment is mandatory
 
 . Please apply only if you&rsquo;re willing to take it.
 </li>
 <li>
 
 Having a deployed project (personal or professional)
 
 that demonstrates your ability to build and launch real-world applications is a must.
 </li>
 </ol>
 
 
 
</div>

Full Stack Engineer (2+ years of Experience)

Acgile (Accounting & Bookkeeping Services)

We are looking for a Backend Developer to join our dynamic team.About This RoleAs a Backend Developer, you will be responsible for building, maintaining, and optimizing server-side applications, managing databases, and ensuring smooth performance of websites and web applications, particularly on WordPress platforms. You will also work closely with DevOps processes to deploy and maintain applications efficiently.Working Conditions:<ul><li>Job Timing: 7:00 pm to 4:00 am(5days a week)</li><li>Job Type:Full Time -Onsite</li></ul>Qualifications / Skillset / Must Have<ul><li>Bachelor&rsquo;s degree in computer science, Information Technology, or related field.</li><li>3-4 years of backend development experience.</li><li>Strong knowledge of Linux server administration and command-line operations.</li><li>Proficiency in PHP, MySQL, and WordPress backend development.</li><li>Familiarity with server-side programming using Node.js or Python is a plus.</li><li>Basic DevOps skills, including:</li><li>Deployment automation (CI/CD pipelines)</li><li>Version control (Git/GitHub/GitLab)</li><li>Docker &amp; containerization</li><li>Server monitoring &amp; performance optimization</li><li>Backup, recovery, and security best practices</li><li>Understanding of website performance optimization and security standards.</li><li>Strong problem-solving skills and attention to detail.</li><li>Excellent written and verbal communication skills.</li></ul>Responsibilities<ul><li>Developing and maintaining server-side functionality for websites and web applications.</li><li>Managing and optimizing WordPress backends, plugins, and themes.</li><li>Performing Linux server administration tasks related to hosting, deployment, and monitoring.</li><li>Implementing DevOps practices such as CI/CD, containerization, and automated deployments.</li><li>Ensuring websites and applications are secure, fast, and reliable.</li><li>Troubleshooting and debugging backend issues.</li><li>Collaborating with frontend developers to integrate APIs and backend logic.</li><li>Staying updated with the latest backend technologies, frameworks, and DevOps best practices.</li></ul>Job Type: Full-timePay: Rs130,000.00 - Rs150,000.00 per monthWork Location: On the road

Backend Developer (Linux, WordPress & DevOps Skills)

MRA Developers

Location: On-site &ndash; G-11/3, Islamabad Job Type: InterneeWe are hiring a MERN Stack Backend Developer who can build scalable, secure, and high-performance backend systems.Responsibilities:<ul><li>Develop RESTful APIs using Node.js and Express.js</li><li>Work with MongoDB for database design and optimization</li><li>Collaborate with frontend developers (React / Next.js)</li><li>Implement authentication, authorization, and API security</li><li>Optimize backend performance and scalability</li></ul>Required Skills:<ul><li>Strong experience with Node.js &amp; Express.js</li><li>Hands-on experience with MongoDB</li><li>Working knowledge of React.js and Next.js</li><li>Understanding of REST APIs and backend architecture</li><li>Experience with Git and version control</li></ul>What We Offer:<ul><li>Competitive salary (market competitive)</li><li>Growth-oriented environment</li><li>Long-term career opportunities</li></ul>Job Types: Internship, Fresher Contract length: 06 monthsPay: From Rs20,000.00 per monthWork Location: In person

MERN Stack Backend Developer

Explore 120+ Backend developer fixtech nestjs in Islamabad Pakistan this January. Find roles across top companies and apply now to boost your career.