Maintain and improve backend services for a SaaS platform using Node.js/TypeScript. Ensure API uptime, scalability, and performance; optimize MongoDB and caching; implement Redis-based job queues; manage AWS infrastructure; enforce security and compliance; maintain API docs and tests; and troubleshoot production incidents.
Responsibilities:
- Maintain and enhance the backend services powering the SaaS platform (Node.js/Express/NestJS with TypeScript).
- Ensure uptime, scalability, and performance of APIs handling campaign generation, template storage, and credit-based billing.
- Optimize MongoDB queries, indexes, and caching strategies for high-performance APIs.
- Implement and manage Redis, job queues, and async workflows.
- Monitor and maintain AWS infrastructure: EC2, S3, CloudWatch, Lambda, SES.
- Implement security best practices: API authentication, rate-limiting, GDPR compliance, email data handling.
- Maintain API versioning and documentation (OpenAPI/Swagger).
- Write unit and integration tests to ensure code quality and reliability.
- Debug and resolve complex production issues efficiently.
Required Skills:
- Strong proficiency in Node.js with TypeScript (Express.js or NestJS).
- Experience with MongoDB, schema design, and ORMs (Mongoose, Prisma).
- Experience with Redis (pub/sub, caching) and job queues (BullMQ/RabbitMQ).
- Familiarity with AWS services: EC2, S3, CloudWatch, SES, Lambda.
- Dockerized microservices and CI/CD pipelines (GitHub Actions, or similar).
- Knowledge of authentication & authorization (JWT, OAuth2, role-based access).
- Basic Logging & monitoring experience (Winston, Pino, Prometheus/Grafana).
- Unit & integration testing experience (Jest, Mocha, Vitest).
- Knowledge of email compliance tools (SpamAssassin, DKIM/SPF/DMARC) is a plus.
Experience:
- 3–5 years in backend development.
Prior experience in SaaS applications, high-traffic APIs, or campaign/marketing platforms is preferred.
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What you need to know about the Pune Tech Scene
Once a far-out concept, AI is now a tangible force reshaping industries and economies worldwide. While its adoption will automate some roles, AI has created more jobs than it has displaced, with an expected 97 million new roles to be created in the coming years. This is especially true in cities like Pune, which is emerging as a hub for companies eager to leverage this technology to develop solutions that simplify and improve lives in sectors such as education, healthcare, finance, e-commerce and more.

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