Principal Engineer

Jobtailor; Chennai District; On-site; INR 1,800,000 - 2,400,000; Full time

Job summary

Jobtailor is seeking an experienced Java professional to design and develop scalable, high-performance applications using Java, JPA, Kafka and microservices in Chennai.

You will lead design discussions, mentor teammates, implement DevOps pipelines, and ensure quality with JUnit tests and PostgreSQL data access. The role demands 7–10 years of hands-on experience, strong AWS skills, and agile collaboration.

Qualifications

• 7–10 years hands-on Java/JEE/JPA/JUnit/Kafka/Microservices experience.
• Strong AWS and architectural design experience.
• Distributed systems and microservices experience.

Responsibilities

• Design and develop scalable, reliable, high-performance Java applications.
• Lead low-level and high-level design discussions for scalable architecture.
• Build and maintain microservices architecture using industry best practices and drive innovation.
• Write clean, well-documented code with high unit test coverage using JUnit.
• Mentor developers and team members in coding standards and best practices.
• Conduct regular code reviews, peer programming, and provide technical leadership to ensure quality.
• Work with Kafka to build real-time data processing services.
• Implement and optimize data access using SQL/PostgreSQL databases.
• Participate in design and implementation of DevOps pipelines for CI/CD.
• Conduct regular code reviews and participate in peer programming.
• Perform system testing, validation, and verification across development stages.
• Contribute to technical documentation throughout the SDLC.
• Collaborate with Product Managers, Engineering Managers, Scrum Masters, and developers in agile teams.
• Participate in sprint planning, retrospectives, and demos and drive adoption of best practices.

Skills

Java

JEE

JPA

JUnit

Kafka

Microservices

AWS

Architectural design

Distributed systems

PostgreSQL

DevOps CI/CD

Containerization

Git

Jenkins

JIRA

Agile/Scrum

Job description

Responsibilities

• Design and develop scalable, reliable, and high-performance applications using Java, JPA, Kafka, Microservices, Junit, API and PostgreSQL.
• Lead low-level and high-level design discussions and decisions for scalable architecture.
• Build and maintain microservices architecture using industry best practices. Drive technology innovation.
• Write clean, efficient, well-documented code with high unit test coverage using JUnit.
• Mentor and guide developers and team members in coding standards, best practices, and problem-solving.
• Conduct regular code reviews, peer programming, and provide technical leadership to ensure code quality and continuous improvement.
• Work with messaging systems such as Kafka to build real-time data processing services.
• Implement and optimize data access using SQL /PostgreSQL databases.
• Participate in the design and implementation of DevOps pipelines for CI/CD.
• Conduct regular code reviews and participate in peer programming and Peer coding Review.
• Perform system testing, validation, and verification across development stages.
• Contribute to technical documentation throughout the software development lifecycle.
• Collaborate closely with Product Managers, Engineering Managers, Scrum Masters, and developers in agile teams.
• Participate in sprint planning, retrospectives, and demos. Remain current on new technologies and drive adoption of best engineering practices across the team.

Requirements

• 7–10 years of hands‑on experience in development using Java, JEE, JPA, JUnit, Kafka, and Microservices.
• Good Experience in AWS. Strong experience in architectural design – both low-level and high-level.
• Experience building distributed systems and working in microservices-based architecture.
• Proficient with Kafka and message-driven architecture. Strong experience with relational databases (e.g., PostgreSQL).
• Sound understanding of modern DevOps practices, including CI/CD pipelines, containerization, and cloud deployment.
• Experience working in Agile/Scrum-based teams with exposure to software lifecycle tools (e.g., Git, Jenkins, JIRA).