Senior Engineer - Software Development

3i Infotech; Mumbai; On-site; INR 2,500,000 - 4,000,000; Full time

Job summary

3i Infotech is seeking a Senior Software Engineer (Java Full Stack) to design, develop, and modernize mission-critical applications using Java, Spring Boot, Hibernate, and Angular. You will mentor junior engineers, drive architecture improvements, and collaborate with cross-functional teams.

The role emphasizes secure coding, performance optimization, and leveraging AI-assisted development tools to enhance productivity and code quality in a fast-paced environment.

Qualifications

• 5–8+ years of Java enterprise development experience.
• Strong expertise in Core Java, Spring Boot, Hibernate/JPA, RESTful APIs, and Angular.
• Experience with CI/CD, DevOps, and cloud-ready design.
• Mentor and lead technical discussions with teams.
• Secure coding practices and performance optimization.

Responsibilities

• Design, develop, and maintain scalable enterprise applications using Java, Spring Boot, Hibernate/JPA, and Angular.
• Drive modernization initiatives, architecture improvements, and performance optimization.
• Translate business requirements into robust technical solutions using best practices.
• Participate in architecture, design reviews, and solution discussions.
• Mentor juniors and guide technical coaching and code quality improvements.
• Collaborate with Product, QA, DevOps, and Business Analysts.
• Promote secure coding, performance tuning, and high-quality practices.
• Leverage AI-powered development tools to boost productivity and quality.
• Contribute to CI/CD pipelines and DevSecOps practices.

Skills

Core Java

Spring Boot

Hibernate/JPA

RESTful APIs

Microservices

Angular

TypeScript

HTML5

CSS3

SQL

Software architecture

Application modernization

CI/CD practices

Security best practices

Problem solving

Communication skills

Mentoring

Education

Bachelor's or Master's in Computer Science/IT

Tools

Git

Maven/Gradle

Jenkins

Docker

CI/CD pipelines

Kubernetes

Job description

Job Description Senior Software Engineer (Java Full Stack)

Role Summary

We are seeking a highly skilled Senior Software Engineer with strong expertise in Java-based enterprise application development and modern web technologies. The ideal candidate will be responsible for designing, developing, modernizing, and enhancing mission-critical applications while mentoring junior engineers and driving engineering excellence through AI-enabled development practices.

Key Responsibilities

• Design, develop, and maintain scalable enterprise applications using Java, Spring Boot, Hibernate/JPA, and Angular.
• Analyze existing applications and drive modernization initiatives, including architecture improvements, performance optimization, and cloud-ready design.
• Translate business requirements into robust technical solutions following industry best practices and design patterns.
• Participate in application architecture, technical design, code reviews, and solution discussions.
• Mentor and guide junior developers through technical coaching, best practices, and code quality improvements.
• Collaborate with cross-functional teams including Product, QA, DevOps, and Business Analysts.
• Promote secure coding, performance tuning, and high-quality software engineering practices.
• Leverage AI-powered development tools (e.g., GitHub Copilot, ChatGPT, AI-assisted testing and code analysis) to improve engineering productivity and quality.
• Contribute to CI/CD pipelines, DevSecOps practices, and automated testing.

Required Skills

• 5–8+ years of experience in Java application development.
• Strong expertise in:
  
• Core Java (Java 8/11/17) and advanced Java concepts
• Spring Boot, Spring MVC, Spring Security
• Hibernate/JPA
• RESTful APIs and Microservices
• Angular (latest versions), TypeScript, HTML5, CSS3
• SQL and relational databases (Oracle/PostgreSQL/MySQL)
• Strong understanding of software architecture, design principles, design patterns, and system scalability.
• Experience in application modernization and legacy system transformation.
• Proficiency with Git, Maven/Gradle, Jenkins, Docker, and CI/CD practices.
• Knowledge of secure coding standards and performance optimization techniques.
• Excellent analytical, communication, and stakeholder interaction skills.
• Proven ability to mentor developers and lead technical discussions.
• Strong problem-solving mindset with ownership and accountability.

Good to Have

• Experience in Credit Guarantee Systems or BFSI lending platforms.
• Knowledge of banking, financial services, or insurance domain.
• Exposure to Kubernetes, OpenShift, or cloud platforms (AWS, Azure, GCP).
• Experience with event-driven architecture (Kafka/RabbitMQ).
• Familiarity with AI-driven software engineering practices and GenAI-assisted development.
• Understanding of Agile/Scrum methodologies.

Preferred Qualifications

• Bachelor's or Master's degree in Computer Science, Information Technology, or related discipline.
• Relevant certifications in Java, Spring, Cloud, or AI technologies are an added advantage.