Job Title

Charles Technologies is a fast-growing startup based in Chennai, building cutting-edge mobile applications that redefine user experiences. We are seeking aSenior Backend Developerto lead backend initiatives, mentor junior developers, and architect scalable systems that power our products. If you're a seasoned backend engineer with deep expertise inGolang or Node.js , and you're passionate about building data intensive, robust, high-performance systems, we’d love to connect!Key Responsibilities Architect, design, and implement scalable backend systems using Golang or Node.js. Lead technical discussions and decision-making across backend projects. Collaborate with cross-functional teams including frontend developers, product managers, and DevOps engineers. Ensure code quality through rigorous reviews, testing, and documentation. Optimize backend services for performance, reliability, and scalability. Design and maintain RESTful and GraphQL APIs. Manage and scale databases (SQL and NoSQL) effectively. Drive adoption of best practices in security, performance, and maintainability. Mentor junior developers and contribute to team growth and knowledge sharing.Required Skills & Qualifications 5+ yearsof professional experience in backend development with Golang or Node.js. Strong understanding of database technologies such as MongoDB, PostgreSQL, or MySQL. Experience with containerization tools like Docker and orchestration platforms like Kubernetes. Proficiency in designing and implementing RESTful APIs and microservices. Solid grasp of software architecture principles and design patterns. Familiarity with Git, CI/CD pipelines, and DevOps practices. Strong problem-solving skills and ability to work independently.Preferred Skills Experience with cloud platforms (Azure, AWS, GCP). Exposure to message brokers (Kafka, RabbitMQ). Familiarity with GraphQL and API gateway solutions. Understanding of security best practices in backend development. Experience with testing frameworks (Jest, Mocha, etc.). Interest or experience in frontend development (React).