Core Java Developer

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

Purpose of the role

To design, develop and improve software, utilising various engineering methodologies, that provides business, platform, and technology capabilities for our customers and colleagues. 

Accountabilities

• Development and delivery of high-quality software solutions by using industry aligned programming languages, frameworks, and tools. Ensuring that code is scalable, maintainable, and optimized for performance.
• Cross-functional collaboration with product managers, designers, and other engineers to define software requirements, devise solution strategies, and ensure seamless integration and alignment with business objectives.
• Collaboration with peers, participate in code reviews, and promote a culture of code quality and knowledge sharing.
• Stay informed of industry technology trends and innovations and actively contribute to the organization’s technology communities to foster a culture of technical excellence and growth.
• Adherence to secure coding practices to mitigate vulnerabilities, protect sensitive data, and ensure secure software solutions.
• Implementation of effective unit testing practices to ensure proper code design, readability, and reliability.

Assistant Vice President Expectations

• To advise and influence decision making, contribute to policy development and take responsibility for operational effectiveness. Collaborate closely with other functions/ business divisions.
• Lead a team performing complex tasks, using well developed professional knowledge and skills to deliver on work that impacts the whole business function. Set objectives and coach employees in pursuit of those objectives, appraisal of performance relative to objectives and determination of reward outcomes
• If the position has leadership responsibilities, People Leaders are expected to demonstrate a clear set of leadership behaviours to create an environment for colleagues to thrive and deliver to a consistently excellent standard. The four LEAD behaviours are: L – Listen and be authentic, E – Energise and inspire, A – Align across the enterprise, D – Develop others.
• OR for an individual contributor, they will lead collaborative assignments and guide team members through structured assignments, identify the need for the inclusion of other areas of specialisation to complete assignments. They will identify new directions for assignments and/ or projects, identifying a combination of cross functional methodologies or practices to meet required outcomes.
• Consult on complex issues; providing advice to People Leaders to support the resolution of escalated issues.
• Identify ways to mitigate risk and developing new policies/procedures in support of the control and governance agenda.
• Take ownership for managing risk and strengthening controls in relation to the work done.
• Perform work that is closely related to that of other areas, which requires understanding of how areas coordinate and contribute to the achievement of the objectives of the organisation sub-function.
• Collaborate with other areas of work, for business aligned support areas to keep up to speed with business activity and the business strategy.
• Engage in complex analysis of data from multiple sources of information, internal and external sources such as procedures and practises (in other areas, teams, companies, etc).to solve problems creatively and effectively.
• Communicate complex information. 'Complex' information could include sensitive information or information that is difficult to communicate because of its content or its audience.
• Influence or convince stakeholders to achieve outcomes.

All colleagues will be expected to demonstrate the Values of Respect, Integrity, Service, Excellence and Stewardship – our moral compass, helping us do what we believe is right. They will also be expected to demonstrate the Mindset – to Empower, Challenge and Drive – the operating manual for how we behave.

Join us as a Full Stack Developer where you'll take part in the transformation of our digital ecosystem in the Mortgages domain, promoting innovation and excellence. You'll harness cutting edge technology to revolutionise our digital offerings, ensuring unparalleled customer experience.

To be successful as a Full Stack Developer you should have:

• Extensive hands-on experience in Java (JDK 17+), Spring Boot, Spring MVC, and building highly scalable, secure backend systems for financial applications.
• Strong expertise in RESTful API design, microservices architecture, and service-to-service integration in high‑volume transactional environments.
• Proven experience with frontend technologies such as Angular or React Native, along with HTML5, CSS3, and modern JavaScript (ES6+).
• Solid understanding of end‑to‑end full stack development, including frontend–backend integration and asynchronous communication patterns.
• Experience working with relational databases (Oracle, PostgreSQL, SQL Server) and NoSQL databases, with strong focus on data integrity and performance.
• Strong knowledge of security standards and practices including OAuth2, JWT, authentication, authorization, encryption, and secure coding guidelines.
• Experience with cloud platforms (AWS/Azure), containerization (Docker, Kubernetes), and cloud‑native architectures.
• Hands-on experience with CI/CD pipelines, automated testing, build tools (Maven, Gradle), and secure deployments.
• Proficiency with version control systems (Git) and enterprise development workflows.
• Experience leading technical design discussions, conducting code reviews, and mentoring engineers in large delivery teams.

Some other highly valued skills include:

• Strong experience working in regulated environments with strict compliance, audit, and governance requirements.
• Deep understanding of system resiliency, fault tolerance, high availability, and performance optimization.
• Solid knowledge of design patterns, object‑oriented principles, and enterprise architecture best practices.
• Experience with testing frameworks such as JUnit, Mockito, integration, and contract testing.
• Working knowledge of Agile/Scrum methodologies and large‑scale delivery models.
• Ability to collaborate closely with product owners, architects, QA, security, and DevOps teams.
• Strong communication skills for explaining complex technical solutions to business and senior stakeholders.
• Banking domain knowledge such as payments, lending/mortgages, customer onboarding, or core banking systems is a strong advantage.

You may be assessed on key critical skills relevant for success in role, such as risk and controls, change and transformation, business acumen, strategic thinking and digital and technology, as well as job specific technical skills.

The role is based out of Pune.

We are looking for, Java Full stack Developer

Relevant Experience (In years): 4+ Years

Job Location: Mumbai

Skill: Java 8+, Spring Boot, Spring MVC, Angular JS, JSP, Servlet, JPA/Hibernate, REST Web service, SOAP web service, JQuery, Ajax, HTML5, CSS3, Java Script, JSON, Junit, MySQL, SVN/GIT,Genkins.

Role Category: Software Development

Education: BE / BTech in Any Specialization, MCA

Desired Competencies (Technical / Behavioral Competency)

• Has experience working on backend technologies Spring MVC, Spring Boot, and Spring JPA.
• Has experience working on Frontend technologies Angular, CSS, HTML, and JavaScript / JQuery
• Hands-on experience of MYSQL Database.
• Knowledge of containerization tools like Docker and Kubernetes.
• Good verbal and written communication and collaboration skills to effectively communicate with both business and technical teams.
• Comfortable working in a fast-paced, result-oriented environment.
• Able to understand the requirement quickly and efficiently, should be able to work independently.
• Significant Java Programming experience (in J2EE).
• Should be able to work with Agile Sprint and Scrum methodology.
• Should be able to understand the requirements clearly and document the same whenever required.
• Able to write reusable and scalable components and to build product aligned to platform architecture.
• Follow coding guidelines and write efficient code.
• Perform unit testing and preparation of unit test cases effectively.
• Explore new technologies and carryout POCs
• Willingness to explore and innovate new ideas with team members and appreciate individual inputs/ strengths
• To support product and team with positive attitude and full dedication.

Job Type: Full-time

Experience:

• Java: 4 years (Required)
• Spring Boot: 4 years (Required)

Work Location: In person

Review Criteria

• Strong Forward Deployed / Client-Facing Software Engineer / Integration / Product Support Engineer profiles
• 3+ years of hands-on software engineering experience, ideally in SaaS, enterprise tech, consulting, or platform-based engineering
• Strong proficiency in at least one programming language (Python / Java / JavaScript / TypeScript)
• Solid foundation in Data Structures, Algorithms, System Design, and ability to build production-grade solutions quickly
• Experience working on API integrations, backend services, data pipelines, or workflow-based systems
• Excellent analytical and problem-solving capability; ability to work directly with enterprise clients to diagnose and solve complex technical issues
• Strong communication skills and proven ability to collaborate with product, engineering, and customer teams
• Willingness to travel frequently to global client sites for deployments and solution delivery
• B.Tech / B.E. in Computer Science from Tier-1 institutes (IITs, BITS, NSIT, DAIICT, DTU, etc.)
• (Company) - Product Company only

Preferred

• Exposure to cloud services, data integration, ETL/Reverse ETL, or workflow automation tools.
• Experience with React / frontend frameworks, low-code development, or building internal tools.
• Familiarity with AI/ML, GenAI tools, LLM-driven automation, or experience applying them to real use cases.

Job Specific Criteria

• CV Attachment is mandatory
• Provide your current CTC Breakup (Fixed + Variable)
• What's your college name (undergraduate) and branch?
• What's your Current Company?
• Are you ok for traveling frequently to global client sites?
• How many years of experience do you have in Backend development?
• How many years of experience do you have in Frontend development?

Role & Responsibilities

As a Forward Deployed Software Engineer (FDSE), you’ll work at the intersection of engineering, problem-solving, and customer impact. You’ll embed with enterprise clients, understand real-world problems, and design and implement solutions using the company platform. This role is ideal for high-potential engineers from Tier-1 colleges who want to work on real enterprise-scale problems, gain full-stack exposure, and grow rapidly in a high-impact SaaS environment.

Key Responsibilities:

• Work with client and internal teams to understand complex business processes, legacy systems, and integration needs.
• Design, build, and deploy solutions using the company platform across data, workflows, and GenAI/LLM use cases.
• Develop data pipelines, API integrations, and low-code apps to solve high-impact problems.
• Collaborate closely with company’s product and engineering teams to shape platform capabilities through real deployments.
• Rapidly prototype, iterate, and deliver production-grade solutions with high ownership.
• Contribute to internal accelerators, templates, and best practices.

Ideal Candidate

Qualifications - Required:

• B.Tech / B.E. in Computer Science from Tier-1 institutes such as IITs, BITS, NSIT, DAIICT, DTU etc.
• > 3 years of professional experience.
• Proficiency in at least one programming language: Python, Java, JavaScript, or TypeScript.
• Strong foundation in data structures, algorithms, and system design.
• Excellent analytical and problem-solving skills.
• Strong communication and ability to work collaboratively.
• Willingness to travel frequently to client sites across the globe.

Qualifications - Preferred:

• Exposure to data integration, APIs, cloud services, or workflow tools.
• Experience with React / frontend frameworks or low-code platforms.
• Familiarity with AI/ML concepts or GenAI tools.
• Prior internships in SaaS, enterprise tech, or consulting environments.

Competitive Salary

About Solidatus

At Solidatus, we empower organizations to connect and visualize their data relationships, making it easier to identify, access, and understand their data. Our metadata management technology helps businesses establish a sustainable data foundation, ensuring they meet regulatory requirements, drive digital transformation, and unlock valuable insights. 

We’re experiencing rapid growth—backed by HSBC, Citi, and AlbionVC, we secured £14 million in Series A funding in 2021. Our achievements include recognition in the Deloitte UK Technology Fast 50, multiple A-Team Innovation Awards, and a top 1% place to work ranking from The FinancialTechnologist. 

Now is an exciting time to join us as we expand internationally and continue shaping the future of data management. 

About the Engineering Team

Engineering is the heart of Solidatus. Our team of world-class engineers, drawn from outstanding computer science and technical backgrounds, plays a critical role in crafting the powerful, elegant solutions that set us apart. We thrive on solving challenging visualization and data management problems, building technology that delights users and drives real-world impact for global enterprises.

As Solidatus expands its footprint, we are scaling our capabilities with a focus on building world-class connectors and integrations to extend the reach of our platform. Our engineers are trusted with the freedom to explore, innovate, and shape the product’s future — all while working in a collaborative, high-impact environment. Here, your code doesn’t just ship — it empowers some of the world's largest and most complex organizations to achieve their data ambitions.

Who We Are & What You’ll Do

Join our Data Integration team and help shape the way data flows! 

Your Mission:

To expand and refine our suite of out-of-the-box integrations, using our powerful API and SDK to bring in metadata for visualisation from a vast range of sources including databases with diverse SQL dialects.

But that is just the beginning. At our core, we are problem-solvers and innovators. You’ll have the chance to:                                                        

Design

intuitive layouts

representing flow of data across complex deployments of diverse technologies

Design and optimize API connectivity and parsers reading from source systems metadata

Explore new paradigms for representing data lineage

Enhance our data ingestion capabilities to handle massive volumes of data

Dig deep into data challenges to build smarter, more scalable solutions

Beyond engineering, you’ll collaborate with users, troubleshoot tricky issues, streamline development workflows, and contribute to a culture of continuous improvement.

What We’re Looking For

• We don’t believe in sticking to a single tech stack just for the sake of it. We’re engineers first, and we pick the best tools for the job. More than ticking off a checklist, we value mindset, curiosity, and problem-solving skills.
• You’re quick to learn and love diving into new technologies
• You push for excellence and aren’t satisfied with “just okay”
• You can break down complex topics in a way that anyone can understand
• You should have 6–8 years of proven experience in developing, and delivering high-quality, scalable software solutions 
• You should be a strong self-starter with the ability to take ownership of tasks and drive them to completion with minimal supervision.
• You should be able to mentor junior developers, perform code reviews, and ensure adherence to best practices in software engineering.

Tech & Skills We’d Love to See

Must-have:·

• Strong hands-on experience with Java, Spring Boot RESTful APIs, and Node.js
• Solid knowledge of databases, SQL dialects, and data structures

Nice-to-have:

• Experience with C#, ASP.NET Core, TypeScript, React.js, or similar frameworks
• Bonus points for data experience—we love data wizards

If you’re passionate about engineering high-impact solutions, playing with cutting- edge tech, and making data work smarter, we’d love to have you on board!

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.

Why NxtWave

As a Fullstack SDE1 at NxtWave, you

• Get first hand experience of building applications and see them released quickly to the NxtWave learners (within weeks)
• Get to take ownership of the features you build and work closely with the product team
• Work in a great culture that continuously empowers you to grow in your career
• Enjoy freedom to experiment & learn from mistakes (Fail Fast, Learn Faster)
• NxtWave is one of the fastest growing edtech startups. Get first-hand experience in scaling the features you build as the company grows rapidly
• Build in a world-class developer environment by applying clean coding principles, code architecture, etc.

Responsibilities

• Design, implement, and ship user-centric features spanning frontend, backend, and database systems under guidance.
• Define and implement RESTful/GraphQL APIs and efficient, scalable database schemas.
• Build reusable, maintainable frontend components using modern state management practices.
• Develop backend services in Node.js or Python, adhering to clean-architecture principles.
• Write and maintain unit, integration, and end-to-end tests to ensure code quality and reliability.
• Containerize applications and configure CI/CD pipelines for automated builds and deployments.
• Enforce secure coding practices, accessibility standards (WCAG), and SEO fundamentals.
• Collaborate effectively with Product, Design, and engineering teams to understand and implement feature requirements..
• Own feature delivery from planning through production, and mentor interns or junior developers.
• 
  

Qualifications & Skills

• 1+ years of experience building full-stack web applications.
• Proficiency in JavaScript (ES6+), TypeScript, HTML5, and CSS3 (Flexbox/Grid).
• Advanced experience with React (Hooks, Context, Router) or equivalent modern UI framework.
• Hands-on with state management patterns (Redux, MobX, or custom solutions).
• Strong backend skills in Node.js (Express/Fastify) or Python (Django/Flask/FastAPI).
• Expertise in designing REST and/or GraphQL APIs and integrating with backend services.
• Solid knowledge of MySQL/PostgreSQL and familiarity with NoSQL stores (Elasticsearch, Redis).
• Experience using build tools (Webpack, Vite), package managers (npm/Yarn), and Git workflows.
• Skilled in writing and maintaining tests with Jest, React Testing Library, Pytest, and Cypress.
• Familiar with Docker, CI / CD tools (GitHub Actions, Jenkins), and basic cloud deployments.
• Product-first thinker with strong problem-solving, debugging, and communication skills.
• 
  

Qualities we'd love to find in you:

• The attitude to always strive for the best outcomes and an enthusiasm to deliver high quality software
• Strong collaboration abilities and a flexible & friendly approach to working with teams
• Strong determination with a constant eye on solutions
• Creative ideas with problem solving mind-set
• Be open to receiving objective criticism and improving upon it
• Eagerness to learn and zeal to grow
• Strong communication skills is a huge plus

Work Location: Hyderabad

Job Description: 

• Experience in Core Java, Spring Boot. 

• Experience in microservices. 

• Extensive experience in developing enterprise-scale systems for global organization. Should possess good architectural knowledge and be aware of enterprise application design patterns. 

• Should be able to analyze, design, develop and test complex, low-latency client-facing applications. 

• Good development experience with RDBMS in SQL Server, Postgres, Oracle or DB2 

• Good knowledge of multi-threading 

• Basic working knowledge of Unix/Linux 

• Excellent problem solving and coding skills in Java 

• Strong interpersonal, communication and analytical skills. 

• Should be able to express their design ideas and thoughts. 

• 0 to 3 years of experience (or equivalent understanding of software engineering)
• Familiar with Javascript/Typescript and React.js
• Familiar with one backend language (Node, Go, Java, Python) and one relational database (any SQL)
• Willingness and interest in learning new tech/processes (Next.js, Angular, IaaS, etc.)

Role: Full Stack Java Developer

 Requirements:

• Tech\ B.E. (Bachelor’s degree in Computer Science\ Computer Engineering)
• At least 5 years of Java Development experience with knowledge of Java EE technologies and Spring framework. (Core, SpringBoot, JDBC, JMS, MVC etc.)
• Strong experience in building Restful services, Micro services and Web application (HTML, CSS and JavaScript) development
• Strong experience with one or more web technologies like JQuery, Angular, FreeMarker, React etc.
• Strong experience in building front-end of applications through appealing visual design
• Experience with Tomcat and WebLogic servers
• Experience with Eclipse/STS, Mule ESB, SOAP UI, Swagger, Postman etc.
• Experience in Database development skills in Oracle using SQL, PL/SQL etc.
• Experience in modern DevOps processes, CI/CD setup and Test Automation
• Understanding of Agile/Scaled Agile.

Desired Skills (Preferred):

• Financial Services industry experience desired, but not necessary
• Experience in OpenShift and cloud technologies (preferably AWS, Docker and Kubernetes).
• Experience in refactoring and migrating applications to cloud
• Experience in build automation tools like GIT, Ant, Maven, Gradle, Jenkins, Artifactory, Serena, Nolio etc.
• Experience in test automation tools like Selenium, SOAP-UI, Postman, JMeter, etc.
• Exposure to HP ALM and JIRA, GitLab