Java Developer

Job Role: Sr. Full Stack Developer

Experience- Min 6 Years

Location-Bangalore

Company Profile- https://www.wissen.com/

Domain 

Fintech, Banking, Capital Markets, Investment Banking 

Job Summary 

We are looking for a highly experienced Senior Full Stack Engineer with strong hands-on expertise in Java, Spring Boot, AWS,React, and DynamoDB. The ideal candidate will have a strong background in building secure, scalable, high-performance applications for financial services, with experience in regulated environments such as banking, capital markets, or investment banking. 

Key Responsibilities 

• Design, develop, and maintain scalable backend services using Java and Spring Boot. 
• Build responsive and reusable user interfaces using React. 
• Design and optimize data models and access patterns in DynamoDB. 
• Develop RESTful APIs and integrate them with front-end and downstream systems. 
• Work on microservices-based architecture and cloud-native application design. 
• Collaborate with product managers, business analysts, architects, QA, and DevOps teams to deliver business-critical solutions. 
• Ensure application security, performance, reliability, and maintainability. 
• Participate in code reviews, architecture reviews, and design discussions. 
• Troubleshoot production issues and support enhancements in live environments. 
• Follow SDLC, Agile, and DevOps best practices in a fast-paced financial services environment.
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Required Skills 

• 8+ years of experience in software development. 
• Hands-on experience working on React, AWS cloud environment and DynamoDB.  
• Proficiency in Java, J2EE, Spring, Hibernate, REST API, Microservices.  
• Experience in developing applications using J2EE Design Patterns and AWS services. 
• Strong problem-solving skills and attention to detail. 
• Excellent communication and teamwork skills. 
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• Qualifications 
• Bachelor’s or Master’s degree in Computer Science, IT, or a related discipline. 
• Proven experience delivering enterprise-grade applications in regulated financial environments. 

Java Full Stack Developer

Role Summary

Seeking an experienced Java Full Stack Developer skilled in modern Java, Spring ecosystem, Angular, microservices, and cloud‑native engineering. The role requires full lifecycle ownership — build, test, deploy, monitor, and iterate — within Agile/Scrum teams.

Core Requirements

• Backend: Java 17/21, Spring, Spring Boot, Maven, Groovy
• Frontend: Angular 8+, JavaScript, TypeScript
• Architecture: Microservices, MQ messaging
• Testing: JUnit, Spock
• Deployment: Private cloud, VMs, containers (Docker)
• Tools: GitLab (Git & CI/CD), IntelliJ, Windsurf, Splunk, AppDynamics
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Must‑Have Skills

• Hands-on AI-assisted development (e.g., Windsurf) and integrating AI into products
• Strong expertise in Java + Spring and scalable architectural patterns
• Solid engineering practices: CI/CD, automated testing, code reviews, TDD, DevOps mindset
• Experience with Docker, containerization, and cloud infrastructure
• Familiarity with telemetry/monitoring tools (Splunk, AppDynamics)

Nice-to-Have

• Corporate Actions domain experience
• Full-stack experience with Angular (TypeScript/JavaScript)
• Strong Spring Framework & API/platform design expertise

Mandatory Skill

• Java

Key Responsibilities would include: 

1. Design, develop, and maintain enterprise-level Java applications. 

2. Collaborate with cross-functional teams to gather and analyze requirements, and implement solutions. 

3. Develop & customize the application using HTML5, CSS, and jQuery to create dynamic and responsive user interfaces. 

4. Integrate with relational databases (RDBMS) to manage and retrieve data efficiently. 

5. Write clean, maintainable, and efficient code following best practices and coding standards. 

6. Participate in code reviews, debugging, and testing to ensure high-quality deliverables. 

7. Troubleshoot and resolve issues in existing applications and systems. 

Qualification requirement - 

1. 4 years of hands-on experience in Java / J2ee development, preferably with enterprise-level projects.

2. Spring Framework including - SOA, AoP and Spring security 

3. Proficiency in web technologies including HTML5, CSS, jQuery, and JavaScript.

4. Experience with RESTful APIs and web services.

5. Knowledge of build tools like Maven or Gradle

6. Strong knowledge of relational databases (e.g., MySQL, PostgreSQL, Oracle) and experience with SQL.

7. Experience with version control systems like Git.

8. Understanding of software development lifecycle (SDLC) 

9. Strong problem-solving skills and attention to details.

Position Overview

We are seeking an experienced Lead Full Stack Developer to join our dynamic team in Bangalore. The ideal candidate will lead full-stack development initiatives, mentor the development team, and deliver scalable, secure, and high-performing solutions using modern technologies.

Key Responsibilities

• Develop and maintain front-end components using AngularJS.
• Build secure RESTful APIs and backend services using Spring Boot.
• Integrate and manage MongoDB for efficient data storage and retrieval.
• Collaborate closely with UI/UX designers, product managers, and QA teams.
• Ensure application performance, responsiveness, and scalability.
• Participate in code reviews and enforce coding best practices.
• Debug and resolve technical issues across the full stack.
• Write and maintain unit and integration tests for frontend and backend.
• Manage Git-based version control and CI/CD pipelines.
• Provide technical leadership and mentor junior developers.

Required Qualifications

Education & Experience:

• Minimum 5 years of professional software development experience.
• Bachelor’s degree in Computer Science, Engineering, or related field.
• Proven track record in full-stack development.

Technical Skills:

• Proficient in AngularJS, JavaScript, TypeScript, HTML, CSS.
• Strong backend skills using Java & Spring Boot.
• Experience with MongoDB, including schema design and queries.
• Solid understanding of REST APIs, HTTP protocols, and web architecture.
• Hands-on experience with Postman, Maven, Git.
• Familiarity with JSON, XML, and serialization formats.
• Strong knowledge of web security best practices.
• Understanding of Agile development methodologies.
• Experience managing CI/CD pipelines.

Leadership Skills:

• Prior experience leading a development team (preferred).
• Ability to mentor, guide, and coach junior developers.
• Strong project planning and coordination abilities.

Soft Skills:

• Exceptional leadership and collaboration skills.
• Strong analytical thinking and problem-solving abilities.
• Excellent verbal and written communication skills.
• Ability to work under pressure and meet tight deadlines.
• Strategic thinking with attention to detail.
• Adaptability to rapidly changing technologies.
• Effective time management and organizational skills.

Preferred (Good-to-Have):

• Background or understanding of electrical systems.
• Experience with cloud platforms & deployment strategies.
• Knowledge of modern frameworks and emerging technologies.

• Have a willing attitude ready to take on new challenges.
• Lead the entire web application development life cycle right from the concept stage to delivery and post-launch support.
• Ensure HTML, CSS, and shared JavaScript is valid and consistent across applications.
• Strong time management, listening, and communication skills.
• Experience with and a strong understanding of mobile web development.
• Convey effectively all task progress, evaluations, suggestions, and schedules along with technical and process issues.
• Creating database schemas that represent and support business processes.
• Utilize backend data services and contribute to increasing existing data services API.

• Previous working experience as a PHP / Laravel / Shopware 6 developer.
• In-depth knowledge of object-oriented PHP.
• Basic Linux experience (command-line tools).
• MySQL profiling and query optimization.
• Creative and efficient problem solver.
• Technical Skills:- HTML, CSS, JavaScript, JQuery, Core PHP, MySql, Laravel, Symfony, Shopware 6.
• Ubuntu system knowledge is required.

• Collaborate with multiple stakeholders to understand the business context
• Take responsibility for developing product features
• Implement development best practices

• Rich experience in Javascript and front end frameworks like React, Angular or Vue
• Build a backend APIs using Java, Node, Python or GoLang
• Proficiency in leveraging Cloud Native components in AWS, Azure or GCP
• Experience in building scalable applications using Microservices principles is a plus
• Experience in designing for performance is a big plus
• Ability to write high quality code
• Experience in polygot persistence using databases like relational (MySQL, Postgres) and NoSQL (MongoDB, Cassandra, DynamoDB, Redis etc)
• Familiarity with DevOps tools and technologies is a plus
• Passion for continuous learning of new technologies

You will be responsible for architecting and developing features on the application end to end. You will be working closely with the Product Managers and the Technical architect to come up with high-quality, resilient, and highly performant applications.‍

• Design and develop SaaS-based applications based on microservices architecture.
• Work on the core backend and ensure it meets the performance benchmarks.
• Work on the front end with ReactJS.
• Design and develop APIs for the frontend to consume.
• Constantly improve the application architecture by clearing the technical backlog.
• Meet both technical and consumer needs.
• Stay abreast of developments in web applications and programming languages.

An enthusiastic individual with the following skills. Please do not hesitate to apply if you do not match all of it. We are open to promising candidates who are passionate about their work and are team players.

• Education - BE/MCA or equivalent.
• Overall 4+ years of experience.
• Agnostic/Polyglot with multiple tech stacks.
• Worked on open source technologies – NodeJS, ReactJS, MySQL, NoSQL, MongoDB, DynamoDB.
• Good experience with Front-end technologies like JavaScript frameworks, ReactJS, AngularJS.
• Backend exposure – good knowledge of building API.
• Worked on serverless technologies.
• Efficient in building microservices to combine server and frontend.
• Knowledge of cloud architecture.
• Should have working experience with relational and columnar DB.
• Should be innovative and communicative in your approach.
• Were responsible for the functional/technical track of a project.

You will closely work with the Engineering team and support the Product Team of Empuls.

A wholesome opportunity in a fast-paced environment that will enable you to juggle between concepts, yet maintain the quality of content, interact and share your ideas and have loads of learning while at work. Work with a team of highly talented young professionals and enjoy the comprehensive benefits that  offers.

A fast-growing SaaS commerce company based in Bangalore with offices in Delhi, Mumbai, SF, Dubai, Singapore, and Dublin. We have three products in our portfolio: Plum, Empuls and Compass. works with over 1000 global clients. We help our clients in engaging and motivating their employees, sales teams, channel partners and consumers for better business results.