Java Lead - Microservices Architecture

Company : Wissen Technology

Function : Software Engineering Backend Development / Engineering Management / Full-Stack Development

Employment Type : Full-Time

About Wissen Technology :

Wissen Technology is a niche global consulting and solutions company offering deep domain expertise in Banking & Finance, Telecom, and Start-ups. Established in 2015, Wissen Technology is part of the Wissen Group, with offices across the US, India, UK, Australia, Mexico, and Canada. The company has successfully delivered projects worth $1 billion for more than 25 Fortune 500 companies. Wissen Technology has a team of 1,200+ highly skilled professionals and is backed by the Wissen Group, which comprises over 4,000 professionals globally. Wissen Technology delivers mission-critical solutions through technical excellence, thought leadership, ownership, and a commitment to quality. Its service portfolio includes Application Development, AI & ML, Big Data & Analytics, Cloud, DevOps, Mobility, and Quality Assurance.

Role Overview :

We are looking for an experienced Java Lead with a strong combination of technical expertise (70%) and leadership capabilities (30%). The ideal candidate will be responsible for designing, developing, and delivering scalable, high-performance applications using Java, Spring Boot, and Microservices architecture. The role requires a hands-on technical leader who can drive system design, solve complex engineering challenges, mentor developers, and ensure adherence to engineering best practices.

Key Responsibilities :

- Design, develop, and maintain scalable, high-performance backend applications using Core Java, Spring Boot, and Microservices.

- Drive technical architecture, system design, and implementation of complex software solutions.

- Lead the development of distributed applications with a focus on performance, scalability, reliability, and security.

- Work extensively with multithreading, concurrency, and asynchronous programming concepts.

- Optimize application performance, database queries, and overall system efficiency.

- Drive code quality through code reviews, engineering standards, and best practices.

- Collaborate with product managers, architects, and cross-functional teams to translate business requirements into technical solutions.

- Mentor and guide team members, conduct technical reviews, and support their professional development.

- Take ownership of technical deliverables, troubleshoot complex issues, and ensure timely project execution.

- Work with cloud platforms, containerization, and orchestration technologies wherever required.

Required Skills & Qualifications :

- Strong hands-on experience in Core Java (Java 8/11/17).

- Extensive experience with Spring Framework, Spring Boot, and Microservices architecture.

- Strong understanding of Object-Oriented Programming (OOP), Collections, Design Patterns, and Java fundamentals.

- Hands-on experience with Multithreading, Concurrency, and parallel processing.

- Strong knowledge of System Design, Software Architecture, and distributed systems.

- Experience in SQL, relational databases, query optimization, and database performance tuning.

- Good understanding of REST APIs and backend application development.

- Experience with application performance optimization, debugging, and troubleshooting.

- Exposure to Cloud platforms, Docker, and Kubernetes is preferred.

- Strong communication, problem-solving, and stakeholder management skills.

- Prior experience in team handling, technical mentoring, and code reviews.

Preferred Skills :

- Experience working in large-scale enterprise application development.

- Exposure to CI/CD pipelines, DevOps practices, and cloud-native application development.

- Knowledge of distributed systems, messaging platforms, and event-driven architecture.

- Experience in Banking & Financial Services or other large-scale transactional domains would be an advantage.

Ideal Candidate Profile :

- A hands-on technical professional with approximately 70% focus on development and architecture and 30% on leadership.

- Strong problem-solving and analytical capabilities.

- Ability to independently drive technical decisions and solution design.

- Capable of mentoring engineers while remaining actively involved in coding and technical delivery.

- Strong ownership mindset with a focus on engineering excellence and delivery quality.

Skills

Java, Spring Boot, Microservices Architecture, System Architecture, Multithreading, SQL, System Design, Distributed Systems, Spring