Design, build, and maintain scalable backend services and REST APIs using Python and Node.js. Implement microservices, databases, caching, search, async messaging, containerization, testing, and basic security practices while collaborating with product, frontend, QA, and DevOps teams.
Role- SDE-1 Backend Developer
Experience: 1–4 Years
Location: CP, Delhi
Employment Type: Full-Time
About TravClan: TravClan is a leading B2B Travel-Tech company that connects travel agents with flights, hotels, holiday packages, and other travel products through its technology-driven platform. The company empowers travel businesses with better inventory, competitive pricing, and end-to-end operational support.
About the Role
We are looking for an SDE-1 Backend Developer with 1–4 years of hands-on experience in backend development. The ideal candidate should be comfortable working with both Python and Node.js and have experience building scalable backend applications, REST APIs, databases, and microservices.
Key Responsibilities
- Design, develop, and maintain scalable backend applications.
- Build and integrate REST APIs using Python and Node.js.
- Work with backend frameworks such as Django, FastAPI, Flask, Express, or NestJS.
- Design and optimize database solutions using MySQL/PostgreSQL and MongoDB.
- Work with Elasticsearch for search and data retrieval requirements.
- Use Redis or Aerospike for caching and high-performance data access.
- Implement asynchronous processing and event-driven workflows using Kafka or RabbitMQ.
- Develop and maintain microservices-based applications.
- Write clean, maintainable, and well-tested code.
- Perform unit and integration testing using tools such as pytest, Jest, or Mocha.
- Use Git for source control and collaborative development.
- Containerize applications using Docker.
- Follow basic application security practices, including JWT/OAuth authentication and OWASP guidelines.
- Troubleshoot, debug, and optimize backend applications for performance and reliability.
- Collaborate with product, frontend, QA, DevOps, and other engineering teams.
Must-Have Skills
- 1–4 years of professional backend development experience.
- Strong hands-on experience with Python (Django, FastAPIs and flask)
- Strong hands-on experience with Node.js (NestJS, Express JS)
- Experience with MySQL or PostgreSQL.
- Experience with MongoDB.
- Hands-on experience with Elasticsearch.
- Experience with Redis or Aerospike.
- Experience with Kafka or RabbitMQ.
- Good understanding of REST API design and development.
- Experience with Git and software testing.
- Hands-on experience with Docker and basic microservices architecture.
- Understanding of basic web/application security concepts such as OWASP, JWT, and OAuth.
Good to Have
- Experience with AWS or GCP.
- Exposure to serverless technologies.
- Experience with CI/CD tools such as GitHub Actions, Jenkins, or GitLab CI/CD.
- Knowledge of Kubernetes, Nginx, Linux, and shell scripting.
- Experience with application monitoring, logging, and tracing.
- Exposure to WebSockets or GraphQL.
- Experience working on travel-tech, fintech, or other high-volume/high-traffic applications.
Educational Qualification
- Qualification: B.Tech (CS/IT/ECE or allied) OR PG MCA
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