Fullstack Developer - Microsoft Tech + Modern JS Frameworks

Role : Java Developer (2-7 years)

Location : Bangalore

Key responsibilities

• Develop and maintain high-quality, efficient, and scalable backend applications. 
• Participate in all phases of the software development lifecycle (SDLC) 
• Write clean, well-documented, and testable code adhering to best practices. 
• Collaborate with team members to ensure the successful delivery of projects. 
• Debug and troubleshoot complex technical problems. 
• Identify and implement performance optimizations. 
• Participate in code reviews 
• Hands-on experience with Spring boot, Java 8 and above. 
• 2-7 years of experience developing Java applications. 
• Knowledge about at least one messaging system like Kafka, RabbitMQ etc. 
• Required React developer requirements, qualifications & skills: 
• Proficiency in React.js and its core principles 
• Strong JavaScript, HTML5, and CSS3 skills 
• Experience with popular React.js workflows (such as Redux) 
• Strong understanding of object-oriented programming (OOP) principles. 
• Experience with design patterns and best practices for Java development. 
• Proficient in unit testing frameworks (e.g., JUnit). 
• Experience with build automation tools (e.g., Maven, Gradle). 
• Experience with version control systems (e.g., Git). 
• Experience with one of these databases – Postgres, MongoDb, Cassandra 
• Knowledge on Retail or OMS is a plus. 
• Experienced in containerized deployments using Docker, Kubernetes and DevOps mindset 
• Ability to reverse engineer existing/legacy and document findings on confluence. 
• Create automated tests for unit, integration, regression, performance, and functional testing, to meet established expectations and acceptance criteria.

Job Title : Java Full Stack Developer

Location : Bangalore (Work From Office)

Experience : 4+ Years

Employment Type : Contractual

Job Description :

We are seeking a highly skilled Java Full Stack Developer to join our dynamic team in Bangalore.

The ideal candidate will have strong expertise in full stack development using Java, Spring Boot, and Angular, with experience working in Agile development environments.

Prior experience in the Healthcare Imaging domain is highly desirable.

Key Responsibilities :

• Design, develop, and maintain scalable web applications using Java (Spring Boot) and Angular.
• Develop and maintain RESTful microservices in a cloud-based environment.
• Collaborate with cross-functional teams to deliver end-to-end solutions in an Agile development framework.
• Ensure high performance, security, and responsiveness of applications.
• Participate in code reviews, unit testing, and system integration.
• Troubleshoot and debug applications as required.

Required Skills & Qualifications :

• Strong proficiency in Java and Spring Boot framework.
• Hands-on experience with Angular or similar frontend frameworks.
• Experience with Microservice Architecture and REST APIs.
• Working knowledge of Agile development methodologies (Scrum, Kanban).
• Experience with version control systems like Git.
• Familiarity with CI/CD pipelines and DevOps tools is a plus.
• Healthcare Imaging domain experience is a strong advantage.
• Excellent problem-solving and communication skills.

Nice to Have :

• Knowledge of cloud platforms such as AWS or Azure.
• Exposure to containerization tools like Docker and Kubernetes.
• Understanding of healthcare data formats like DICOM, HL7, etc.

Responsibilities:

* Collaborate with cross-functional teams on project requirements and deliverables

* Develop user interfaces using React.JS and Express API's

* Implement database solutions with MongoDB and Node.JS

About the Role :

We are looking for a skilled and strong expertise in Vue.js and EJB/Spring Boot to join our growing team. The ideal candidate should have hands-on experience building scalable, high-performance web applications and APIs, with a keen eye for performance, security, and maintainability. You will work closely with product managers, designers, and other developers to design, develop, and deploy innovative solutions for modern web applications.

Key Responsibilities :

- Develop, test, and maintain frontend applications using Vue.js .

- Design and implement backend services and RESTful APIs using Jersey Client EJB or Spring Boot.

- Integrate frontend and backend services ensuring seamless data flow and optimized performance.

- Work with relational and/or NoSQL databases, ensuring efficient query design and schema modeling.

- Implement secure authentication/authorization flows (JWT, OAuth2, etc.).

- Optimize application performance for speed, responsiveness, and SEO.

- Write clean, maintainable, and well-documented code with proper unit/integration tests.

- Collaborate with cross-functional teams for requirement gathering, technical design, and solution delivery.

- Stay up to date with latest technologies in Vue ecosystem, Java EJB, Jersey Client / Spring Boot, cloud deployment, and DevOps practices.

- Contribute to code reviews, technical documentation, and team knowledge sharing.

Required Skills & Qualifications :

- Strong expertise in Vue.js (Composition API, Vuex/Pinia, Vue Router).

- Hands-on experience with EJB and Jersey Client / Spring Boot for building scalable and secure backend APIs.

- Strong understanding of REST API design, microservices architecture, and best practices.

- Proficiency in JavaScript/TypeScript, HTML5, CSS3, Tailwind/Bootstrap.

- Experience with relational databases (MySQL/PostgreSQL) and ORM tools (JPA/Hibernate).

- Caching : Redis

- DevOps Tools : CI/CD with GitLab CI, Jenkins (optional)

- Version Control : GitLab, SVN

- Others : Postman, Swagger/OpenAPI, Maven/Gradle

- Excellent problem-solving, debugging, and communication skills.

Preferred Skills (Good to Have) :

- Experience with GraphQL, WebSockets, or gRPC.

- Knowledge of ElasticSearch, Redis, or Kafka.

- Familiarity with Headless CMS integrations.

- Exposure to Agile/Scrum methodology.

- Familiarity with Docker, CI/CD pipelines, Git, and cloud deployment (AWS/GCP/Azure).

- Knowledge of security best practices (XSS, CSRF, CORS, API security).

JOB DESCRIPTION:

Location: mumbai

Mode of Work : 3 days from Office

DSA(Collections, Hash maps, trees, Linkedlist and Arrays, etc), Core Oops concepts(Multithreading, Multi Processing, Polymorphism, Inheritance etc) Annotations in Spring and Spring boot, Java 8 Vital features, database Optimization, Microsevices and Rest API

• Design, develop, and maintain low-latency, high-performance enterprise applications using Core Java (Java 5.0 and above).
• Implement and integrate APIs using Spring Framework and Apache CXF.
• Build microservices-based architecture for scalable and distributed systems.
• Collaborate with cross-functional teams for high/low-level design, development, and deployment of software solutions.
• Optimize performance through efficient multithreading, memory management, and algorithm design.
• Ensure best coding practices, conduct code reviews, and perform unit/integration testing.
• Work with RDBMS (preferably Sybase) for backend data integration.
• Analyze complex business problems and deliver innovative technology solutions in the financial/trading domain.
• Work in Unix/Linux environments for deployment and troubleshooting.

Required Skills & Experience:

• 3– 7 years of strong hands-on experience in Core Java, Spring boot, microservices, data structures.
• Deep understanding of Object-Oriented Programming (OOP), data structures, algorithms, and design patterns.
• Proven experience with Spring, CXF, and REST/SOAP web services.
• Solid understanding of microservices architecture and distributed systems.
• Experience working with Sybase or other relational databases.
• Expertise in multithreading, concurrency, and high-throughput server-side development.
• Exposure to capital markets, sales & trading platforms, or similar financial services applications.
• Good working knowledge of Unix/Linux environments.
• Experience in solution architecture and design documentation is a strong plus.
• Strong problem-solving skills, analytical thinking, and a proactive attitude.
• Excellent communication and interpersonal skills to work effectively with global teams.

Preferred Qualifications:

• Bachelor’s or Master’s degree in Computer Science, Engineering, or related field.
• Previous experience in investment banking, capital markets, or financial technology domains.

 For more details:

Website: www.wissen.com

Wissen Thought leadership : https://www.wissen.com/articles/

LinkedIn: Wissen Technology

Online tutoring platform that focuses on connecting students with tutors and has a focus on live learning courses for Science, Technology, Engineering, the Arts and Mathematics (STEAM) subjects. It is a global online school for 21st century skills, teaching Coding and other extra-curriculars to kids age 5-18 via LIVE, interactive, gamified online sessions that work 10x better than status quo.

• 2+ years of experience on NodeJS & React JS
• Practical experience in building APIs
• Experience with RabbitMQ or similar queuing system
• Experience with Redis/ElasticSearch is a plus
• Familiarity with CI/CD pipeline tools like Jenkins
• Practical experience with Git
• A knack for benchmarking and optimization

Graphene is an award-winning AI company, developing customized insights and data solutions for corporate clients. With a focus on healthcare, consumer goods and financial services, our proprietary AI platform is disrupting market research with an approach that allows us to get into the mind of customers to a degree unprecedented in traditional market research.

Graphene was founded by corporate leaders from Microsoft and P&G and works closely with the Singapore Government & universities in creating cutting edge technology. We are gaining traction with many Fortune 500 companies globally.

Graphene has a 6-year track record of delivering financially sustainable growth and is one of the few start-ups which are self-funded, yet profitable and debt free.

We already have a strong bench strength of leaders in place. Now, we are looking to groom more talents for our expansion into the US. Join us and take both our growths to the next level!

• Primary Purpose: As part of a highly productive and creative AI (NLP) analytics team, design and develop web applications and SPA’s i.e., UI/UX, and underlying backend – API’s, security framework, scalable microservices etc.
• Daily Grind: Interface with the product manager, project managers, and the engineering team to achieve sprint goals on the product roadmap.
• Career Progression: Senior Full Stack Engineer, Technical Architect

• Work in a product-development team capable of independently authoring software products.
• Guide junior programmers, set up the architecture, and follow modular development approaches.
• Design and develop code which is well documented.
• Optimize of the application for maximum speed and scalability
• Adhere to the best Information security and Devops practices.
• Research and develop new approaches to problems.
• Design and implement schemas and databases with respect to the AI application
• Cross-pollinated with other teams.

HARD AND SOFT SKILLS

Must Have

• Problem-solving abilities
• Extremely strong programming background – data structures and algorithm
• Angular/React, Strong UI/UX skills
• Very strong python background, TDD, CI/CD,
• Software design skills i.e., OOPs, design patterns
• SQL, NoSQL – design of schemas and databases
• Microservices architecture, Cloud native apps

Good to Have

• Enterprise Design Patterns
• Distributed Systems
• Exposure to ML and Data Science
• Docker, Kubernetes, AKS, Kafka, Graph databases

• You will hold the beacon for development and user experience at a company while helping us scale from 3 million users to 50 million users
• Build performance and effective new features by participating in the overall application lifecycle
• Build modular, reusable, performant, and optimal features both in frontend and backend
• Code, debug, troubleshoot, deliver
• Help maintain and improve existing data structures while planning and implementing new model data structures for scalability
• Continuously improve stability and performance of company’s tech platform
• Be the user’s voice and help make product decisions
• Exhibits knowledge and behavior to adopt Information Security and Privacy practices at their work.

• 1 - 4 years experience as a Full-Stack Developer
• In-depth understanding of the entire web development process (design, development, and deployment)
• Proficiency with Nodejs, MongoDB, AWS.
• Proficiency with front-end languages (e.g. HTML, JavaScript, and CSS)
• Team Building & Leadership
• Want to interact with all levels of the company including senior leaders and cross-functional teams
• Love problem solving and thrive on handling multiple projects and tasks
• Foster strong professional relationships with the full organization
• Sense of ownership and pride in your performance and its impact on the company’s success