Sr. Tech Lead - J2EE (Core Team position)

Job Title: Full Stack Developer (Java + React)

Location: Bangalore

Experience Level: 6–10 Years

Employment Type: Full-time

Job Summary-

Wissen Technology is looking for a skilled Full Stack Developer with strong experience in Java (backend) and React (frontend) to join our engineering team. You will be responsible for designing, developing, and maintaining scalable web applications, collaborating with cross-functional teams, and delivering high-quality software solutions.

Key Responsibilities

• Design, develop, and maintain robust, scalable, and secure web applications
• Build RESTful APIs using Java-based frameworks
• Develop responsive and dynamic user interfaces using React
• Collaborate with product managers, designers, and other developers to define and deliver features
• Write clean, maintainable, and efficient code following best practices
• Perform code reviews and mentor junior developers
• Troubleshoot, debug, and upgrade existing applications
• Ensure application performance, quality, and responsiveness
• Participate in Agile/Scrum development processes

Required Skills & Qualifications

• Strong proficiency in Java (8 or above) and backend frameworks such as Spring Boot
• Solid experience with React.js, including hooks, state management, and component lifecycle
• Experience building and consuming REST APIs
• Familiarity with frontend technologies: HTML5, CSS3, JavaScript (ES6+)
• Knowledge of databases such as MySQL, PostgreSQL, or MongoDB
• Experience with version control systems like Git
• Understanding of software development principles, design patterns, and data structures
• Familiarity with build tools like Maven or Gradle
• Basic understanding of cloud platforms (AWS, Azure, or GCP) is a plus

• Architect and Develop: Design, implement, and maintain high-performance backend services using Java/Golang and intuitive frontend interfaces using React.
• Technical Leadership: Provide technical guidance and mentorship to junior developers, promoting best practices and fostering a collaborative environment.
• Code Quality: Write clean, efficient, and well-documented code following industry best practices and coding standards.
• Collaboration: Work with backend developers, frontend developers, product managers, and other stakeholders to gather requirements and deliver robust solutions.
• Performance Optimization: Identify and address performance bottlenecks and scalability issues.
• Debugging and Troubleshooting: Diagnose and resolve complex issues in both backend and frontend components.
• Testing: Implement comprehensive testing strategies, including unit tests, integration tests, and end-to-end tests.
• Continuous Learning: Stay current with the latest industry trends, technologies, and best practices in full stack development.

Very strong core Java/Spring developer

• Decent experience in implementing observability (monitoring/alerts) for Java apps

• Working experience in using CI/CD pipelines.

• Capable of working with scripting languages.

• Knowledge of Tibco BW is optional and we can upskill him in case he has other desired skills.

Job Description:

- Experience with Java 4 to 8 years, Spring Boot, Microservices, Angular, Docker, and Kubernetes

Knowledge of multi-threading concepts, TCPIP, databases, and REST-based JSON APIs

- Experience with build and deployment tools: Maven, Git, JUnit

- Experience building and working with DevOps Toolchains (Github actions, Jenkins)

Experience with responsive UI development

Demonstrates great communication skills and initiative to solve problems and convey solutions to peers and product owners.

Experience with the scrum process

Experience with event-driven architecture.

Knowledge of UI testing and continuous integration

Working knowledge of TDD TDD mindset

- Pair Programming experience

Functional knowledge of the Accounts Payable domain is an added advantage.

 Be a full Individual Contributor 

Design(frontend dev) Develop Deploy Debug ! Expert in  all things - Frontend Backend and Deployment 

3Years + on MEAN Stack

Used Rabbit MQ or Kafka

Design product architecture , assign work to junior developers , train interns and manage end to end development activity

Good at  AWS Webservices- AWS- Ec2, Lambda, 

Confident at building high throughput, low latency , and highly Scalable applications 

 Preferences :or pluss

Elastic Search , Kubernates 

Served a Lead role in the present company 

Worked on financial products

Worked in smaller companies with individual contribution

Opportunities to work on:

Block chain, Elastic Search ,Kubernates 

Skills 

Excellent core technical  skills 

Can learn any new language and provide solution

Passionate about coding 

Full problem solver 

Positive attitude and inter personal skills

Who are We??

Billion Bonds Finance 

You may have heard of Payment Gateways..Have you ever heard of Account Gateway????

We are a new age Finance company managing debts of about 40 CR...We are developing the next generation digital only bank focussed towards Gen Z..!Are you the one who would like to Lead the Core team for changing the boring  User Exprience in Banking?

Full Stack Developer - Responsibilities:

1. Perform design, development and support of existing and new products.
2. Understand product vision and business needs to define product requirements and product architectural solutions.
3. Develop architectural and design principles to improve performance, capacity, and scalability of product.
4. Work with Product Manager in planning and execution of new product releases.
5. Consult business management team to clarify objectives and functional requirements for new or modified products.
6. Work with domain, product management and product engineering teams in the solution engineering efforts.
7. Work with pre-sales and product management teams in solution demonstrations.
8. Maintain product roadmap and architectural standards that assure product development projects optimally align with business objectives.
9. Define product validation policies so as to deliver products that meet system and project expectations.
10. Facilitate the creation, review, and sign off of project deliverables.
11. Provide support for production escalations and problem resolution for customers.
12. Assist technical team with issues needing technical expertise or complex systems knowledge.
13. Develop broad knowledge about current and future product features.
14. Analyze market segments and customer base to develop market solutions.
15. Define product requirements that address market opportunities.

Skills:

Spring, Spring Microservices, Spring Data, SPRING BOOT & HIBERNATE, Java, JPA Oracle Certified Professional (Desirable), Java SE 8, SQL, AWS, JavaScript, Angular, ElasticSearch