Wissen Technology is hiring for Java Lead

About Wissen Technology:

Job Summary:

We are looking for an experienced Java Technical Lead with strong hands-on expertise in Java backend development, microservices, distributed systems, and event-driven architectures.

The role is suited for a senior technology professional who enjoys leading from the front technically—driving design decisions, solving complex engineering problems, guiding development teams, and remaining hands-on with critical technical initiatives.

You will have the opportunity to work on high-scale, distributed and mission-critical applications, while contributing to system design, architecture discussions, engineering standards, and technical strategy

Experience: 12 - 15 Years

Location: Bangalore

Mode of Work: Hybrid

Education Qualification: MCA/B.E/B.Tech/M.Tech

Key Responsibilities:

- Lead the technical design and development of scalable backend applications using Java 11/17+.

- Provide technical direction to engineering teams while remaining hands-on with critical development activities.

- Design and develop microservices and distributed systems using Spring Boot.

- Drive the adoption of event-driven architecture using Apache Kafka.

- Design and optimize Kafka producers, consumers, topics, partitions, consumer groups, replication, and message-processing workflows.

- Own and contribute to HLD and LLD discussions for complex technical solutions.

- Evaluate technical approaches and make appropriate design and technology decisions.

- Develop scalable RESTful APIs and backend services.

- Drive improvements in application performance, scalability, availability, and resiliency.





- Conduct design and code reviews and establish engineering best practices.

- Troubleshoot complex technical and production issues and drive RCA and resolution.

- Work closely with architects, product managers, business stakeholders, and engineering teams.

- Mentor senior developers and help raise the overall technical capability of the team.

- Contribute to CI/CD, DevOps, automation, observability, and engineering productivity initiatives.

- Identify technical risks and proactively address scalability, performance, and maintainability challenges.

Core Technical Expertise:

Java & Spring Boot

- Strong hands-on experience with Java 11/17+.

- Strong understanding of Collections, Multithreading & Concurrency, JVM, Memory Management, Design Patterns, OOP, and SOLID principles.

- Strong experience with Spring Boot, Spring MVC, Spring Data JPA/Hibernate.

Microservices & Distributed Systems

- Strong experience designing and developing microservices-based applications.

- Good understanding of distributed systems, service-to-service communication, resilience, fault tolerance, caching, and API performance.

- Experience building highly scalable and highly available backend systems.

Apache Kafka

- Strong hands-on experience with Apache Kafka.

- Valuable understanding of producers, consumers, consumer groups, partitions, replication, message ordering, delivery semantics,



and Kafka Streams.

- Experience designing event-driven solutions for high-throughput applications.

Database

- Strong experience with SQL databases such as PostgreSQL, Oracle, MySQL, or SQL Server.

- Good understanding of database design, indexing, query optimization, transactions, and performance tuning.

Cloud & DevOps

- Exposure to AWS, Azure, or GCP.

- Experience with Docker and Kubernetes.

- Good understanding of CI/CD, Git, Maven/Gradle, Jenkins, GitHub Actions, or Azure DevOps.

What We're Looking For

- Strong hands-on Java engineering expertise combined with technical leadership.

- Experience taking ownership of complex technical problems and driving them to resolution.

- Strong understanding of system design and scalable distributed architectures.

- Ability to guide technical discussions and influence engineering decisions.

- Experience mentoring senior developers and leading technical initiatives.

- Strong problem-solving and analytical skills.

- Excellent communication and stakeholder management skills.

- Ability to balance hands-on development with technical leadership and team guidance.

- Experience building high-volume, low-latency, and mission-critical applications.

- Exposure to Investment Banking / Capital Markets / Financial Services / FinTech

Wissen Sites:

- Website: www.wissen.com

- LinkedIn: https://www.linkedin.com/company/wissen-technology

- Wissen Leadership: https://www.wissen.com/company/leadership-team/

- Wissen Live: https://www.linkedin.com/company/wissen-technology/posts/feedView=All

- Wissen Thought Leadership: https://www.wissen.com/articles/

📌 Java Lead (Bengaluru)
🏢 wissen technology
📍 Bengaluru