
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

About Wissen Technology
About
The Wissen Group was founded in the year 2000. Wissen Technology, a part of Wissen Group, was established in the year 2015. Wissen Technology is a specialized technology company that delivers high-end consulting for organizations in the Banking & Finance, Telecom, and Healthcare domains.
With offices in US, India, UK, Australia, Mexico, and Canada, we offer an array of services including Application Development, Artificial Intelligence & Machine Learning, Big Data & Analytics, Visualization & Business Intelligence, Robotic Process Automation, Cloud, Mobility, Agile & DevOps, Quality Assurance & Test Automation.
Leveraging our multi-site operations in the USA and India and availability of world-class infrastructure, we offer a combination of on-site, off-site and offshore service models. Our technical competencies, proactive management approach, proven methodologies, committed support and the ability to quickly react to urgent needs make us a valued partner for any kind of Digital Enablement Services, Managed Services, or Business Services.
We believe that the technology and thought leadership that we command in the industry is the direct result of the kind of people we have been able to attract, to form this organization (you are one of them!).
Our workforce consists of 1000+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like MIT, Wharton, IITs, IIMs, and BITS and with rich work experience in some of the biggest companies in the world.
Wissen Technology has been certified as a Great Place to Work®. The technology and thought leadership that the company commands in the industry is the direct result of the kind of people Wissen has been able to attract. Wissen is committed to providing them the best possible opportunities and careers, which extends to providing the best possible experience and value to our clients.
Connect with the team
Similar jobs
Should have strong hands on experience of 8-10 yrs in Java Development.
Should have strong knowledge of Java 11+, Spring, Spring Boot, Hibernate, Rest Web Services.
Strong Knowledge of J2EE Design Patterns and Microservices design patterns.
Should have strong hand on knowledge of SQL / PostGres DB. Good to have exposure to Nosql DB.
Should have strong knowldge of AWS services (Lambda, EC2, RDS, API Gateway, S3, Could front, Airflow.
Good to have Python ,PySpark as a secondary Skill
Should have ggod knowledge of CI CD pipleline.
Should be strong in wiriting unit test cases, debug Sonar issues.
Should be able to lead/guide team of junior developers
Should be able to collab with BA and solution architects to create HLD and LLD documents
Were Hiring : MERN Stack Developer
- Deqode is looking for passionate and skilled MERN Stack Developers to join our growing team in Mumbai. If you love building scalable applications, working with cutting-edge technologies, and solving complex problems, wed love to meet you!
Role : MERN Stack Developer
- Experience Required : 2 - 4 Years
- Location : Mumbai (Work From Office 5 Days)
- Notice Period : Immediate Joiners or up to 15 Days
Key Responsibilities :
- Develop, test, and deploy high-quality web applications using MongoDB, Express, React, and Node.js.
- Design and maintain scalable APIs and services.
- Work with Docker & Kubernetes for containerization and deployment.
- Integrate Kafka for real-time data processing and messaging.
- Collaborate with cross-functional teams to deliver robust and efficient solutions.
- Write clean, maintainable, and efficient code while following best practices.
Required Skills :
- Strong hands-on experience with MERN Stack (MongoDB, Express.js, React.js, Node.js).
- Experience with Docker and Kubernetes.
- Knowledge of Kafka for event-driven architecture.
- Solid understanding of software design principles and RESTful APIs.
- Problem-solving mindset with strong analytical skills.
We are looking for an experienced Sr. Software Engineer to drive the design, architecture, and delivery of scalable B2B products from our Bangalore office. This role requires a strong hands-on technologist who can lead a team of engineers, make sound architectural decisions, and collaborate cross-functionally with Product, Design, DevOps, and Customer Success teams.
As a Sr. Software Engineer, you will play a critical role in shaping the technical direction of our platform, ensuring high-quality engineering practices, and delivering enterprise-grade solutions to our customers. This job can quickly grow into a Technical Lead position.
**Key Responsibilities**
🔹 Technical Leadership
Own end-to-end technical architecture and system design for core product modules.
Drive scalable, secure, and high-performance backend and frontend solutions.
Conduct design reviews, code reviews, and ensure adherence to engineering best practices.
Evaluate and introduce new technologies where appropriate.
🔹 Team Management
Lead, mentor, and grow a team of 5–6 engineers.
Foster a culture of ownership, accountability, and innovation.
Support hiring, onboarding, and mentoring.
🔹 Product Delivery
Collaborate closely with mangement to translate business requirements into technical solutions.
Drive sprint planning, estimations, and delivery timelines.
Ensure predictable, high-quality releases aligned with business goals.
🔹 Quality & DevOps
Champion CI/CD practices, automated testing, and DevOps processes.
Ensure system reliability, uptime, security, and performance monitoring.
Participate in incident management and root cause analysis.
🔹 Stakeholder Collaboration
Work cross-functionally with Sales, Customer Success, and Support teams for enterprise deployments.
Communicate technical decisions clearly to non-technical stakeholders.
**Required Qualifications**
4+ years of software development experience in product-based companies.
Strong experience with modern backend technologies (e.g., Java, Node.js, Python, or similar technologies).
Experience with frontend frameworks (React, Angular, or similar).
Solid understanding of microservices architecture and RESTful APIs.
Experience with cloud platforms (AWS, Azure, or GCP).
Strong knowledge of databases (SQL and NoSQL).
Experience building scalable B2B SaaS products.
**Preferred Qualifications**
Experience with multi-tenant SaaS architecture.
Familiarity with enterprise integrations (SSO, APIs, third-party systems).
Experience handling high-scale systems with large enterprise clients.
Exposure to security and compliance standards (ISO, SOC2, GDPR).
**Key Competencies**
Strong problem-solving and system design skills.
Excellent communication and stakeholder management skills.
Ability to balance hands-on coding with leadership responsibilities.
Strong ownership mindset with attention to detail.
Ability to thrive in a fast-paced, product-driven environment.
**What We Offer**
Competitive compensation and performance bonuses.
Opportunity to work on cutting-edge B2B products.
Collaborative and growth-oriented culture.
Health insurance and wellness benefits.
If you are passionate about building scalable B2B platforms and leading high-performing engineering teams, we would love to hear from you.
What You'll Do
- Build and maintain web & backend systems using Python & Node.js
- Create custom workflows and automations
- Do code reviews, fix bugs, manage databases
- Work with teams to understand and deliver solutions
- Write clean, well-documented code
- Mentor junior developers
What We Need
- 2–6 years of software development experience
- Strong in Python, Node.js & REST APIs
- Experience with workflow/automation tools
- Self-driven, good communicator, team player
Perks of This Role
- Lead your own projects
- Mentor junior devs
- Direct access to stakeholders & leadership
Skills: React JS/Next JS, NodeJs, ExpressJs,JavaScript, Typescript, Restful/SOAP web servicesMongo DB(NoSQL/SQL)database technologies.
Experience preferred:
● You have a strong passion for start-ups and the proactiveness to deliver
● You have hands-on experience building services using NodeJs, ExpressJs technologies
● You have hands-on experience of MongoDB (NoSQL/SQL) database technologies.
● You are good at web technologies like React JS/Next JS, JavaScript, Typescript
● You are good at web technologies like Restful/SOAP web services
● You are good at caching and third-party integration
● You are strong on debugging and troubleshooting skills
● If you have Knowledge of Python, Chrome extension & DevOps development is a plus.
● You must be proficient in building scalable backend infrastructure software or distributed systems with exposure to Front-end and backend libraries/frameworks.
● Experience with Databases and micro services architecture is an advantage
● You should be able to push your limits and go beyond your role to scale the product
● Go-getter attitude
A Senior Salesforce Developer with a strong background in Health Cloud, Sales and Marketing Cloud. This role is ideal for a candidate who can design, develop, and maintain custom applications and integrations while managing our Salesforce Health Cloud instance to optimize business processes, improve productivity, and drive success.
Responsibilities:
- Design, develop, test, and deploy high-quality Salesforce solutions, including custom applications, Apex classes, Visualforce pages, Lightning components, and integrations with external systems, with a strong focus on Health Cloud.
- Collaborate with stakeholders to gather requirements, analyze business processes, and translate them into technical specifications.
- Ensure optimal system performance by optimizing code, implementing best practices, and conducting code reviews.
- Provide technical expertise and recommendations for Salesforce development projects related to Health Cloud and other Salesforce products.
- Serve as the primary Salesforce Administrator for our Health Cloud instance, managing workflows, validation rules, customizations, user access, and system configurations.
- Develop and maintain comprehensive documentation of developed solutions, including functional and technical specifications, user guides, and test cases.
- Assist in the migration of legacy applications and data to the Salesforce platform, ensuring seamless integration with Health Cloud.
- Stay current with Salesforce releases, features, and best practices, specifically in Health Cloud, to recommend improvements and new functionality.
- Provide support and troubleshooting for existing Salesforce applications, integrations, and Health Cloud configurations.
- Train end-users and provide ongoing support to ensure successful adoption of Salesforce solutions and effective utilization of Health Cloud features.
Requirements:
- Bachelor's degree in Computer Science, Information Systems, or a related field.
- 5+ years of hands-on experience in Salesforce development, with a focus on Health Cloud, Apex, Visualforce, and Lightning components.
- Salesforce Platform Developer I & II Certifications required; Health Cloud Consultant Certification is a plus.
- 3+ years of Salesforce administration experience, preferably in Health Cloud.
- Strong understanding of Salesforce architecture, including Sales Cloud, Service Cloud, Community Cloud, and Health Cloud.
- Proficient in Salesforce integration tools, such as REST API, SOAP API, and various middleware platforms.
- Experience with version control systems (e.g., Git) and continuous integration/deployment tools (e.g., Gearset).
- Strong understanding of agile software development methodologies.
- Excellent problem-solving, communication, and interpersonal skills.
- Ability to work independently and as part of a team, managing multiple projects and deadlines simultaneously.
- Commitment to continuous learning and staying current with Salesforce platform updates and best practices, specifically within Health Cloud.
Company: 3i Infotech Ltd
Location: Mumbai / Hyderabad
Job type: Full Time, Work from office
Looking for Core Java, Micro services, Spring Boot, Hibernate, Angular
Open Positions: Java Full - Stack Developer || 3 to 6 years exp – (Full stack 8)
Immediate Joiners
CTC: - 10 LPA
JD for Java Developer
Must Have Skills : Core Java ,Microservices , Angular8, Spring boot framework
Minimum 4-8 years of experience in design, development, and deployment of JAVA/J2EE-based applications, writing PL/SQL queries/store procedures.
Strong hands-on experience in design, development, and deployment of J2EE based application database design, PL/SQL complex queries, and Store procedures XML, HTML, JavaScript, AJAX
- Expertise on XML, HTML, JavaScript, AJAX
- Proficient in handling and writing complex PL/SQL queries and Stored procedures
- preferable work experience on JBOSS as an application server or any other J2EE application server
- Should have sound knowledge in product customization, implementation, and maintenance aspects
- Foresighted & good judgment in problem-solving.
- Capable of paying attention to detail.
- Good analytical and logical thinking.
- Prioritizing and organizing
- Team Player with a positive attitude.
- Process knowledge/Technical expertise
- Good Written and Verbal communication Skills
We are looking for ambitious hands-on coders who love building web based applications from the ground up and have a special affection for all things JavaScript.
Responsibilities:
- Develop robust, web-based applications interacting with database filesystems and APIs
- Obsess about code quality and readability
- Remain updated on new and evolving client-side technologies, their application to our functionality or architecture goals
- Work closely in a multi-disciplinary structure to deliver world class solutions across web, mobile, and tablets
- Identify and establish best practices and frameworks keeping in mind parameters of performance, responsiveness, security, maintainability, extensibility, and reuse
Must have:
- At least 3 years of experience in developing web based applications with experience in Node.Js
- Skilled at Object Oriented JavaScript and having a working knowledge of at least one of the following MVC Frameworks (Angular, Backbone, Ember, React etc.).
- Knowledge of database, preferably some NoSQL DB like Mongo.
- Familiar with Git version control system
Preferred Technical Experience: React JS











