Team Lead - Java
3i Infotech Limited
Get a reply from this employer
Your resume and cover letter, tailored to exactly what they’re hiring for.
Job summary
3i Infotech Limited in Mumbai seeks a Technical Lead to own end-to-end technical designs for cloud-enabled enterprise applications. You will lead architecture, drive REST APIs, microservices and Oracle DB integrations, and mentor a development team in a fast-paced environment.
The ideal candidate has 8–10 years of hands-on Java, Spring Boot, Angular and cloud deployment experience, with strong problem-solving skills and a proven ability to deliver scalable solutions.
Qualifications
- 8–10 years of software development experience.
- Strong Java / Spring Boot, Oracle / SQL / PL-SQL, and Angular / TypeScript.
- Experience leading technical teams and delivering cloud-based applications.
Responsibilities
- Own the technical design and implementation of application modules.
- Translate business requirements into scalable technical solutions.
- Drive technical solutioning before development/implementation.
- Review designs for architecture, standards and quality.
- Lead and mentor the development team and manage technical debt.
Skills
Education
Tools
Job description
We are looking for an experienced Technical Lead with strong hands-on expertise in Java, Spring Boot, Oracle and Angular, along with experience in designing, developing and supporting cloud-based enterprise applications.
The candidate will be responsible for technical ownership of application modules, solution design, development oversight, code quality, performance optimization, integration, cloud deployment support and technical mentoring of the development team.
The role requires a strong combination of hands-on technical expertise, solutioning capability and team leadership.
- Own the technical design and implementation of application modules.
- Analyze business requirements and translate them into scalable technical solutions.
- Drive technical solutioning before development/implementation.
- Define application components, interfaces, APIs and database interactions.
- Review technical designs and ensure adherence to architecture and coding standards.
- Identify technical risks, dependencies and performance bottlenecks.
- Participate in application modernization and migration initiatives.
- Strong hands-on development experience in Core Java, Spring and Spring Boot.
- Design and develop scalable enterprise applications.
- Develop RESTful APIs and microservices.
- Implement business logic, validations, exception handling and transaction management.
- Review code for quality, performance, security and maintainability.
- Troubleshoot complex application and production issues.
- Drive refactoring and technical debt reduction.
- Strong experience with Oracle Database and SQL/PL-SQL.
- Design and optimize complex SQL queries, stored procedures, functions, views and packages.
- Analyze execution plans and identify database performance bottlenecks.
- Drive database query optimization and performance improvement.
- Work with DBAs on indexing, partitioning, materialized views and database tuning.
- Review data migration, archival and data-purging strategies.
- Good hands-on experience with Angular and TypeScript.
- Develop and review reusable Angular components.
- Integrate Angular applications with REST APIs.
- Optimize frontend performance, API consumption and application rendering.
- Implement appropriate caching mechanisms to reduce redundant API calls.
- Troubleshoot frontend and backend integration issues.
- Ensure responsive, maintainable and user-friendly application interfaces.
- Experience designing and deploying applications on Azure / AWS / GCP.
- Good understanding of cloud-native application architecture.
- Work with cloud services for compute, storage, databases, networking and monitoring.
- Experience with containerization using Docker; Kubernetes knowledge is an advantage.
- Understand CI/CD pipelines and automated deployment practices.
- Support cloud migration and modernization initiatives.
- Ensure applications are designed for scalability, availability, security and resilience.
- Strong understanding of monolithic and microservices architectures.
- Identify suitable candidates for phased decomposition from monolith to microservices.
- Design API-driven and service-oriented solutions.
- Evaluate caching, asynchronous processing and integration patterns.
- Drive modernization while minimizing impact on existing business operations.
Drive performance optimization across the complete technology stack:
Angular API Java Backend Oracle DB Cloud Infrastructure
Key areas include:
- API call optimization
- Frontend rendering and caching
- Database query optimization
- Connection pool optimization
- Batch processing
- Application logging
- Memory and CPU utilization
- Cloud resource utilization
- Design and review REST APIs and system integrations.
- Define API request/response structures and error-handling mechanisms.
- Work with API Gateway and authentication/authorization mechanisms.
- Troubleshoot integration and timeout issues.
- Ensure APIs meet performance, security and scalability requirements.
- Provide technical leadership for critical production issues.
- Conduct detailed Root Cause Analysis (RCA).
- Identify permanent corrective and preventive actions.
- Coordinate with development, QA, DBA, infrastructure and business teams.
- Monitor application stability and performance.
- Support incident, problem and change management processes.
- Lead and mentor developers and junior technical resources.
- Allocate technical tasks based on skills and priorities.
- Conduct code/design reviews.
- Establish coding and development standards.
- Support team members in resolving complex technical issues.
- Promote knowledge sharing and cross-training.
- Ensure adequate technical backup for critical modules.
- Work closely with Project Managers, Business Analysts and QA teams.
- Participate in sprint planning, estimation and technical discussions.
- Provide technical estimates and identify dependencies.
- Track development progress and proactively highlight technical risks.
- Support SIT, UAT and production releases.
- Ensure deliverables meet agreed quality and technical standards.
- 8–10 years of software development experience.
- Strong Java / Spring Boot experience.
- Strong Oracle / SQL / PL-SQL knowledge.
- Good Angular / TypeScript experience.
- REST API and integration experience.
- Microservices architecture knowledge.
- Cloud application development/deployment experience.
- Strong debugging and performance-tuning skills.
- Experience leading technical teams.
- Azure / AWS
- Docker / Kubernetes
- CI/CD
- Kafka / messaging
- Redis or other caching technologies
- API Gateway
- SonarQube
- Application Performance Monitoring tools
- DevSecOps practices
- Cloud migration experience
- Strong ownership and accountability.
- Excellent analytical and problem-solving skills.
- Ability to independently drive technical solutioning.
- Strong communication and stakeholder management.
- Ability to challenge and improve existing technical approaches.
- Customer-focused mindset.
- Ability to work under pressure and resolve critical production issues.
- Strong mentoring and team leadership capabilities.
- Willingness to remain hands-on while providing technical leadership.
BE/B.Tech/MCA/M.Sc. in Computer Science, Information Technology, Engineering or a related discipline.
Layer
Technology
Frontend
Angular, TypeScript, HTML, CSS
Backend
Java, Spring Boot
Architecture
Microservices, REST APIs
Database
Oracle, SQL, PL/SQL
Cloud
Azure / AWS / GCP
DevOps
Git, CI/CD, Docker
Integration
REST, API Gateway, Messaging
Performance
Caching, DB Tuning, API Optimization
Monitoring
Application & Cloud Monitoring
The ideal candidate should be strong technically and capable of owning a module/application end-to-end—from requirement analysis and solutioning through development, database design, API integration, performance optimization, cloud deployment and production support.
Core Strength: Java + Spring Boot + Oracle
Supporting Strength: Angular + Cloud + Microservices
Leadership: Technical Solutioning + Architecture + Team Mentoring + Production Ownership
'/%3e%3cpath%20d='M101.744%2012.4726L102.894%2016.1947L99.0021%2013.2201L101.744%2012.4726ZM105.3%208.40937H100.488L99.0026%203.59473L97.5116%208.41047L92.7%208.40385L96.5965%2011.3834L95.1055%2016.1942L99.0021%2013.2196L101.408%2011.3834L105.3%208.40992V8.40937Z'%20fill='white'/%3e%3cdefs%3e%3clinearGradient%20id='paint0_linear_5593_1381'%20x1='90'%20y1='9.44471'%20x2='99'%20y2='9.44471'%20gradientUnits='userSpaceOnUse'%3e%3cstop%20stop-color='%2300AD70'/%3e%3cstop%20offset='0.998594'%20stop-color='%2300B67A'/%3e%3cstop%20offset='1'%20stop-color='%23DCDCE6'/%3e%3c/linearGradient%3e%3c/defs%3e%3c/svg%3e){kind=small}
