Java Application Developer (4+ Yrs of Workex), Graph Based Product Dev

JOB DESCRIPTION

Experience: 5-8 years

Location: Mumbai

Wissen Technology is now hiring for a Senior Java Developer - Bangalore with hands-on experience in Core Java, algorithms, data structures, multithreading and SQL. We are solving complex technical problems in the industry and need talented software engineers to join our mission and be a part of a global software development team. A brilliant opportunity to become a part of a highly motivated and expert team which has made a mark as a high-end technical consulting. 

Required Skills:

• Exp. - 5-8 years
• Experience in Core Java and Spring Boot.
• Extensive experience in developing enterprise-scale applications and systems. Should possess good architectural knowledge and be aware of enterprise application design patterns.
• Should have the ability to analyze, design, develop and test complex, low-latency client- facing applications.
• Good development experience with RDBMS.
• Good knowledge of multi-threading and high-performance server-side development.
• Basic working knowledge of Unix/Linux.
• Excellent problem solving and coding skills.
• Strong interpersonal, communication and analytical skills.
• Should have the ability to express their design ideas and thoughts.

About Us:

At Wissen Technology, we deliver niche, custom-built products that solve complex business challenges across industries worldwide.

Founded in 2015, our core philosophy is built around a strong product engineering mindset—ensuring every solution is architected and delivered right the first time. Our commitment to excellence translates into delivering 2X impact compared to traditional service providers. How do we achieve this? Through a combination of deep domain knowledge, cutting-edge technology expertise, and a relentless focus on quality. 

We don’t just meet expectations—we exceed them by ensuring faster time-to-market, reduced rework, and greater alignment with client objectives. We have a proven track record of building mission-critical systems across industries, including financial services, healthcare, retail, manufacturing, and more. 

Wissen stands apart through its unique delivery models. Our outcome-based projects ensure predictable costs and timelines, while our agile pods provide clients the flexibility to adapt to their evolving business needs. Whether it’s AI/ML for unstructured data processing, cloud enablement, or data engineering, Wissen leverages its thought leadership and technology prowess to drive superior business outcomes. Our success is powered by top-tier talent. Our proprietary Interview Ninja platform ensures we hire the best, building high-performing teams that deliver unmatched results. 

Today, Wissen Technology has a global footprint with 2200+ employees across offices in the US, UK, UAE, India, and Australia. Our mission is clear: to be the partner of choice for building world-class custom products that deliver exceptional impact—the first time, every time.

Website : www.wissen.com 

Job Title: Java Full Stack Developer (React & Java )

Experience: 6 to 10 Years

Location: Pune

Notice Period: Within 15 days

Job Description:

• Looking for passionate Java Full Stack Developers with strong expertise in React and Spring Boot Microservices to join our dynamic team. If you are looking for a challenging role in a collaborative environment and are ready to join immediately, we would love to hear from you!
• Key Responsibilities:
• Design, develop, and maintain scalable web applications using Java, Spring Boot, and Microservices architecture.
• Build responsive and dynamic front-end interfaces using React.
• Collaborate with cross-functional teams to define, design, and ship new features.
• Ensure the performance, quality, and responsiveness of applications.
• Write clean, maintainable, and efficient code following best practices.
• Participate in code reviews, unit testing, and integration testing.
• Troubleshoot and resolve technical issues across the full stack.

Required Skills:

• 5+ years of hands-on experience in Java Full Stack Development.
• Strong proficiency in Spring Boot, RESTful APIs, and Microservices.
• Front-end development experience with React.js.
• Solid understanding of HTML5, CSS3, JavaScript, and TypeScript.
• Experience with SQL/NoSQL databases (e.g., MySQL, MongoDB).
• Familiarity with CI/CD pipelines, Git, and Agile methodologies.
• Excellent problem-solving and communication skills.

Job Title: Node.js / AI Engineer

Department: Technology

Location: Remote

Company: Mercer Talent Enterprise

Company Overview:Mercer Talent Enterprise is a leading provider of talent management solutions, dedicated to helping organizations optimize their workforce. We foster a collaborative and innovative work environment where our team members can thrive and contribute to our mission of enhancing talent strategies for our clients.

Position Overview:We are looking for a skilled Node.js / AI Engineer to join our Lighthouse Tech Team. This role is focused on application development, where you will be responsible for designing, developing, and deploying intelligent, AI-powered applications. You will leverage your expertise in Node.js and modern AI technologies to build sophisticated systems that feature Large Language Models (LLMs), AI Agents, and Retrieval-Augmented Generation (RAG) pipelines.

Key Responsibilities:

• Develop and maintain robust and scalable backend services and APIs using Node.js.
• Design, build, and integrate AI-powered features into our core applications.
• Implement and optimize Retrieval-Augmented Generation (RAG) systems to ensure accurate and context-aware responses.
• Develop and orchestrate autonomous AI agents to automate complex tasks and workflows.
• Work with third-party LLM APIs (like OpenAI, Anthropic, etc.) and open-source models, fine-tuning and adapting them for specific use cases.
• Collaborate with product managers and developers to define application requirements and deliver high-quality, AI-driven solutions.
• Ensure the performance, quality, and responsiveness of AI-powered applications.

Qualifications:

• Bachelor’s degree in Computer Science, Information Technology, or a related field.
• 5+ years of professional experience in backend application development with a strong focus on Node.js.
• 2+ years of hands-on experience in AI-related development, including building applications that integrate with Large Language Models (LLMs).
• Demonstrable experience developing AI agents and implementing RAG patterns.
• Familiarity with AI/ML frameworks and libraries relevant to application development (e.g., LangChain, LlamaIndex).
• Experience with vector databases (e.g., Pinecone, Chroma, Weaviate) is a plus.
• Excellent problem-solving and analytical skills.
• Strong communication and teamwork abilities.

Benefits:

• Competitive salary and performance-based bonuses.
• Professional development opportunities.

As a Backend Engineer you will be responsible for creating REST APIs which are used to drive the User Interface. Given the nature of the application, these APIs need to be very efficient and high performing. This requires optimizing queries for faster execution and introducing database changes that may be required. We are looking for individuals with great attention to detail, who are genuine, confident, committed and not only passionate about technology, but excited to work in a fun and friendly start-up environment. The ideal candidate will be passionate about technology and GETTING IT DONE.

Responsibilities:

• Develop, test, implement and maintain application software
• Take part in software and architectural development activities
• Debug application issues and helping support respond to client queries
• Participate in application development meetings
• Provide accurate estimates, clearly communicate status of tasks and identification of risks
• Commitment to accomplishing the task at hand and identify the fastest and most reliable way to solve a problem
• Performance tuning of application code at different service levels
• Interact with customers of the application and help address issues reported

Requirements:

• Bachelor's degree in Computer Science or equivalent
• 3+ years of experience with Java and Spring frameworks.
• Having good knowledge in a scripting language like python is a plus
• Experience with Spring and Hibernate/ ORM
• Understanding of relational database and normal forms
• Understanding of NoSQL / RDBMS (Mongo or Postgres) and ability to write optimized and high performing queries
• Strong understanding of Java concurrency, concurrency patterns, experience building thread safe code
• Experience building RESTful web services
• Strong written and verbal communication skills
• Strong interpersonal skills and time management skills
• Strong problem solving and analytical skills
• Experience with GIT as a VCS, Unix based systems
• Experience with NoSQL Database is a plus
• Following are a set of 'good to have' skills React AWS Bitbucket, JIRA

Interested candidates are requested to email their resumes with the subject line "Application for [Job Title]".

Only applications received via email will be reviewed. Applications through other channels will not be considered.

Overview

Adesso India specialises in optimization of core business processes for organizations. Our focus is on providing state-of-the-art solutions that streamline operations and elevate productivity to new heights.

Comprised of a team of industry experts and experienced technology professionals, we ensure that our software development and implementations are reliable, robust, and seamlessly integrated with the latest technologies. By leveraging our extensive knowledge and skills, we empower businesses to achieve their objectives efficiently and effectively.

Job description

The client’s department DPS, Digital People Solutions, offers a sophisticated portfolio of IT applications, providing a strong foundation for professional and efficient People & Organization (P&O) and Business Management, both globally and locally, for a well-known German company listed on the DAX-40 index, which includes the 40 largest and most liquid companies on the Frankfurt Stock Exchange.

We are seeking talented Java Application Developers to join our dynamic DPS team. In this role, you will design and implement change requests for existing applications or develop new projects using Jakarta EE (Java Enterprise Technologies) and Angular for the frontend. Your responsibilities will include end-to-end process mapping within the HR application landscape, analyzing developed functionalities, and addressing potential issues.

As part of our dynamic international cross-functional team you will be responsible for the design, development and deployment of modern high quality software solutions and applications as an experienced and skilled Full-stack developer. 

Responsibilities:

Design, develop, and maintain the application.

Write clean, efficient, and reusable code.

Implement new features and functionality based on business requirements.

Participate in system and application architecture discussions.

Create technical designs and specifications for new features or enhancements.

Write and execute unit tests to ensure code quality.

Debug and resolve technical issues and software defects.

Conduct code reviews to ensure adherence to best practices.

Identify and fix vulnerabilities to ensure application integrity.

Working with other developers to ensure seamless integration backend and frontend elements.

Collaborating with DevOps teams for deployment and scaling.

Requirements:

Bachelor’s degree in computer science or information technology, or a related field.

Proven experience as a skilled Full-stack developer. Experience in Utilities / Energy domain is appreciated.

Strong experience with Java (Springboot), AWS / Azure or GCP, GitLab and Angular and / or React. Additional technologies like Python, Go, Kotlin, Rust or similar are welcome

Excellent problem-solving and debugging skills. 

Strong communication and collaboration abilities to work effectively in a team environment.

Skills & Requirements

Java, Spring Boot, Jakarta EE, Angular, React, AWS, Azure, GCP, GitLab, Python, Go, Kotlin, Rust, Full-stack Development, Unit Testing, Debugging, Code Review, DevOps, Software Architecture, Microservices, HR Applications, Cloud Computing, Frontend Development, Backend Development, System Integration, Technical Design, Deployment, Problem-Solving, Communication, Collaboration.

• Expertise in Java Microservices, Spring, Spring boot MongoDB and Redis 
• Hands-on programming skills
• Proficient communication skills