Java Tech Lead

ESP Engineered; Hyderabad; Hybrid; INR 1,000,000 - 2,000,000; Full time

Job summary

ESP Engineered in Hyderabad is seeking a skilled Java Backend Developer to design scalable applications and manage RESTful and GraphQL APIs. The role requires proficiency in Java, Spring Boot, and cloud services along with a strong database background. The ideal candidate will lead and mentor junior engineers while optimizing performance and implementing microservices architecture. This is an excellent opportunity to work in a dynamic environment focused on innovation and quality software delivery.

Qualifications

• Proficiency in Java (17+), Spring Boot, Spring Cloud, Hibernate, and JPA.
• Expertise in RESTful APIs, GraphQL, OAuth2, JWT, and OpenAPI.
• Strong database experience with PostgreSQL, MySQL, and MongoDB.
• Familiarity with Kafka and RabbitMQ.
• Basic cloud knowledge, including Docker, Kubernetes, GitLab CI/CD.

Responsibilities

• Design, develop, and maintain scalable Java backend applications.
• Build and manage RESTful and GraphQL APIs.
• Implement microservices architecture and optimize database performance.
• Deploy applications on AWS, Azure, or GCP using Docker & Kubernetes.
• Lead and mentor backend engineers.

Skills

Java (17+)

Spring Boot

RESTful APIs

GraphQL

PostgreSQL

MySQL

MongoDB

Docker

Kubernetes

GitLab CI/CD

Tools

Kafka

RabbitMQ

ELK

Prometheus

Grafana

Job description

YOUR ROLE: A chance to make the difference

• Be involved in a deep refactor of some of our core components: rethinking models, extracting monolith functionalities into independent services, improving performance and scalability, query optimizations.
• Ensure that the platform runs smoothly, by considering security, performance and concurrency in the features you work on.
• Be part of a multidisciplinary team that is composed of Frontend Developers, Backend Developers and a Product Manager.
• Be accountable and proficient with the code that the team writes, keeping it clean and simple.
• Learn and improve your skills to continuously push us to deliver higher quality products.
• Design, develop, and maintain scalable Java backend applications using Spring Boot.
• Build and manage RESTful and GraphQL APIs, ensuring high availability and security.
• Implement microservices architecture, API gateways, and event-driven systems.
• Optimize database performance with PostgreSQL, MySQL, and MongoDB while implementing caching strategies using Redis.
• Integrate asynchronous messaging systems such as Kafka and RabbitMQ.
• Deploy applications on AWS, Azure, or GCP, working with Docker & Kubernetes for containerization.
• Manage CI/CD pipelines with GitLab CI/CD, Jenkins, or GitHub Actions.
• Implement logging, monitoring, and performance tuning using ELK, Prometheus, or Grafana.
• Write clean, maintainable, and efficient code with a strong focus on code quality.
• Develop unit and integration tests to ensure system reliability.
• Participate in code reviews and enforce best coding practices.
• Lead and mentor backend engineers, ensuring technical excellence across the team.
• Work closely with product managers, designers, and other stakeholders.
• Collaborate with cross-functional teams to troubleshoot and optimize solutions.
• Conduct technical R&D and proof-of-concepts for adopting new technologies.

WHO ARE WE LOOKING FOR

• Proficiency in Java (17+), Spring Boot, Spring Cloud, Hibernate, and JPA.
• Expertise in RESTful APIs, GraphQL, OAuth2, JWT, and OpenAPI.
• Strong database experience with PostgreSQL, MySQL, and MongoDB.
• Familiarity with messaging and event streaming platforms like Kafka and RabbitMQ.
• Basic cloud and DevOps knowledge, including Docker, Kubernetes, GitLab CI/CD, AWS Lambda, and Azure Functions.
• Strong leadership and mentoring abilities.