HCLTech is looking for an experienced API Developer with strong backend engineering expertise to design, develop, secure, and support enterprise-grade APIs and microservices. This role requires hands-on experience in API-first development, integration with internal and external systems, performance optimization, and working in Agile delivery teams.

Key Responsibilities

- Design, develop, test, and maintain RESTful APIs and microservices for enterprise applications. - Work closely with architects, business analysts, product owners, and integration teams to understand requirements and deliver scalable API solutions. - Develop clean, secure, reusable, and maintainable backend code using technologies such as Java/Spring Boot, Node.js, Python, or equivalent frameworks. - Implement authentication, authorization, API security controls, logging, exception handling, and monitoring standards. - Integrate APIs with internal systems, third-party platforms, databases, and cloud-native services. - Support CI/CD automation, deployment, and release activities across development, test, and production environments. - Troubleshoot API performance issues, production defects, integration failures, and service availability concerns. - Prepare and maintain API documentation using Swagger/OpenAPI and ensure adherence to coding and documentation standards. - Participate in Agile ceremonies, sprint planning, estimation, code reviews, and continuous improvement initiatives. - Mentor junior developers and promote best practices in API development, security, and engineering excellence.

Required Skills and Experience

- 5–10 years of hands-on experience in backend application development and API development. - Robust experience in REST API design, microservices architecture, and distributed application development. - Proficiency in one or more backend technologies such as Java, Spring Boot, Node.js, Python, C#, or equivalent. - Good understanding of API security standards including OAuth 2.0, JWT, TLS, authentication,



and authorization mechanisms. - Experience with relational and non-relational databases such as PostgreSQL, Oracle, SQL Server, MongoDB, or equivalent. - Hands-on experience with API testing and documentation tools such as Postman, Swagger/OpenAPI, JMeter, or similar. - Experience working with CI/CD tools, Git-based source control, build pipelines, and automated deployment processes. - Exposure to cloud platforms such as AWS, Azure, or Google Cloud Platform. - Knowledge of containerization and orchestration tools such as Docker and Kubernetes will be an advantage. - Strong debugging, analytical, problem-solving, and production support skills.

Qualification and Competencies

- Bachelor's or master's degree in computer science, Information Technology, Engineering, or a related discipline. - Strong communication skills with the ability to work effectively with cross-functional teams and client stakeholders. - Ability to understand business requirements and translate them into robust technical solutions. - Strong ownership mindset with focus on quality, delivery timelines, security, and operational stability. - Experience working in Agile/Scrum delivery models.

Preferred Skills

- Experience with API gateways or API management platforms such as Apigee, Kong, Azure API Management, or AWS API Gateway. - Exposure to DevOps practices, cloud-native architecture, observability tools, and enterprise integration patterns. - Knowledge of GraphQL, gRPC, event-driven architecture, or messaging platforms will be an added advantage. - Prior experience in client-facing delivery, enterprise application modernization, or large-scale integration programs.

Work Expectations

- Demonstrate accountability for assigned deliverables and ensure timely completion with quality. - Follow HCLTech delivery governance, coding standards, information security practices, and client-specific processes. - Collaborate effectively with onsite, offshore, client, and third-party teams. - Support continuous improvement, automation, knowledge sharing, and operational excellence initiatives.

📌 API Developer (Chennai)
🏢 HCLTech
📍 Chennai