API Gateway – Fullstack - PXO

Wissen Technology is hiring for API Gateway – Fullstack - PXO

About Wissen Technology:

At Wissen Technology, we deliver niche, custom-built products that solve complex business challenges across industries worldwide. Founded in 2015, our core philosophy is built around a strong product engineering mindset—ensuring every solution is architected and delivered right the first time. Today, Wissen Technology has a global footprint with 2000+ employees across offices in the US, UK, UAE, India, and Australia. Our commitment to excellence translates into delivering 2X impact compared to traditional service providers. How do we achieve this? Through a combination of deep domain knowledge, cutting-edge technology expertise, and a relentless focus on quality. We don’t just meet expectations—we exceed them by ensuring faster time-to-market, reduced rework, and greater alignment with client objectives. We have a proven track record of building mission-critical systems across industries, including financial services, healthcare, retail, manufacturing, and more. Wissen stands apart through its unique delivery models. Our outcome-based projects ensure predictable costs and timelines, while our agile pods provide clients with the flexibility to adapt to their evolving business needs. Wissen leverages its thought leadership and technology prowess to drive superior business outcomes. Our success is powered by top-tier talent. Our mission is clear: to be the partner of choice for building world-class custom products that deliver exceptional impact—the first time, every time.

Job Summary:

We are looking for a talented Full Stack Developer with 3–6 years of hands-on experience in designing and developing scalable web applications. The ideal candidate should have strong experience with TypeScript, React, Node.js, RESTful APIs, Docker, JWT, Kafka, SQL/PostgreSQL, and AWS.

The candidate will be responsible for developing end-to-end features, building scalable backend services and responsive frontend applications, integrating APIs, working with databases and messaging systems, and deploying applications in cloud environments.

Key Responsibilities:

• Develop and maintain scalable web applications using TypeScript, React, and Node.js.
  
• Build reusable, responsive, and high-performance UI components using React and TypeScript.
  
• Design, develop, and integrate RESTful APIs and backend services using Node.js.
  
• Implement secure authentication and authorization mechanisms using JWT.
  
• Design and work with relational databases such as PostgreSQL and SQL.
  
• Write efficient SQL queries, optimize database performance, and handle database schema changes.
  
• Develop event-driven and asynchronous services using Apache Kafka.
  
• Build and maintain containerized applications using Docker.
  
• Deploy and support applications in AWS cloud environments.
  
• Troubleshoot application, API, database, and production issues.
  
• Write clean, maintainable, reusable, and well-tested code.
  
• Perform unit, integration, and end-to-end testing as required.
  
• Participate in code reviews and contribute to development best practices.
  
• Collaborate with Product Managers, QA Engineers, DevOps Engineers, and other developers.
  
• Participate in Agile/Scrum ceremonies, sprint planning, estimation, and technical discussions.
  
  

Required Skills:

• 3–6 years of professional software development experience.
  
• Strong hands-on experience with TypeScript and JavaScript.
  
• Good experience in React.js and modern frontend development.
  
• Strong backend development experience using Node.js.
  
• Hands-on experience designing and consuming RESTful APIs.
  
• Experience implementing JWT-based authentication and authorization.
  
• Good knowledge of SQL and PostgreSQL, including queries, joins, indexes, and database design.
  
• Hands-on experience with Kafka, including producers, consumers, topics, and message processing.
  
• Experience with Docker and containerized application development.
  
• Working knowledge of AWS and cloud-based application deployment.
  
• Good understanding of Git, version control, debugging, testing, and SDLC.
  
• Strong problem-solving and analytical skills.
  
  

Good to Have:

• Experience with microservices architecture.
  
• Knowledge of AWS services such as EC2, ECS/EKS, S3, RDS, Lambda, API Gateway, and CloudWatch.
  
• Experience with CI/CD pipelines and DevOps practices.
  
• Knowledge of Redis or other caching technologies.
  
• Experience with automated testing frameworks.
  
• Understanding application security and OWASP best practices.
  
• Experience monitoring, logging, and troubleshooting production applications.
  
• Knowledge of system design and scalable application architecture.
  
  

Key Competencies:

• Strong ownership and accountability.
  
• Ability to work across both frontend and backend technologies.
  
• Strong debugging and problem-solving skills.
  
• Good understanding of scalable and maintainable software design.
  
• Effective communication and collaboration skills.
  
• Ability to work independently as well as within a cross-functional team.
  
• Willingness to learn new technologies and continuously improve engineering practices.
  
  

Wissen Sites:

• Website: www.wissen.com
  
• LinkedIn: https://www.linkedin.com/company/wissen-technology
  
• Wissen Leadership: Leadership Team | Wissen
  
• Wissen Live: https://www.linkedin.com/company/wissen-technology/posts/feedView=All
  
• Wissen Thought Leadership: https://www.wissen.com/articles/