About the Role :

We are seeking a Senior Full Stack Web Developer to join our growing engineering team. In this role, you will be responsible for designing, developing, and scaling full-stack web applications that power mission-critical products and internal platforms.

You will work across the stack from NestJS backends with PostgreSQL and MongoDB to React frontends, ensuring secure, performant, and scalable systems. The ideal candidate is a hands-on engineer with deep expertise in modern web development, event-driven architectures, and cloud environments. You should be passionate about building clean, maintainable codebases and mentoring other developers while collaborating with cross-functional teams.

Key Responsibilities :

- Design, develop, and maintain full-stack web applications using React (frontend) and NestJS/TypeScript (backend).

- Architect and optimize APIs, microservices, and event-driven systems leveraging Kafka.

- Work with PostgreSQL and MongoDB to model, store, and query structured and unstructured data.

- Ensure system reliability, performance, and security across AWS cloud environments (EC2, S3, RDS, Lambda, etc.).

- Collaborate with Product, Design, and Data teams to deliver user-friendly, high-impact applications.

- Implement CI/CD pipelines, automated testing, and code reviews to ensure best engineering practices.

- Contribute to system design and architecture decisions for scalability and maintainability.

- Mentor junior developers, providing technical guidance and fostering a culture of excellence.

- Troubleshoot, optimize, and improve existing systems to meet evolving business needs.

Qualifications :

Core Skills :

- 6+ years of professional software development experience, with at least 3+ years in full stack roles.

- Strong expertise in TypeScript and JavaScript for both frontend and backend development.

- Proficient in NestJS (Node.js framework) for building scalable backend APIs.

- Advanced experience with React for building modern, responsive web interfaces.

- Hands-on with PostgreSQL (relational DB) and MongoDB (NoSQL).

- Experience with Kafka for real-time messaging, streaming, and event-driven architecture.

- Solid knowledge of AWS cloud services (EC2, RDS, S3, Lambda, IAM, etc.).

Nice-to-Have :

- Familiarity with containerization and orchestration (Docker, Kubernetes, ECS/EKS).

- Experience with CI/CD pipelines (GitHub Actions, GitLab CI, or similar).

- Knowledge of system security best practices (JWT, OAuth2, RBAC).

- Exposure to financial systems, blockchain, or cryptocurrency technologies.

Our Stack :

- Frontend : React, TypeScript, TailwindCSS

- Backend : NestJS (Node.js, TypeScript), REST & GraphQL APIs

- Databases : PostgreSQL, MongoDB, Redis

- Messaging & Streaming : Kafka

- Cloud : AWS (EC2, RDS, S3, Lambda, CloudFront, IAM)

- CI/CD & DevOps : GitHub Actions, Docker, Kubernetes