Java With React - Pan India

Role : Java Full stack (Java + React ) - Java Heavy Backend + latest exp in React experience is must

Experience : 3 to 5 Years

Location : Wissen office, Bangalore 

Notice period: Immediate or <20 days joiners only

Required Skills and Qualifications 

Backend: 

• Strong programming skills in Core Java, Java 8+ 

• Experience with Spring Boot, RESTful APIs, Microservices architecture 

• Good understanding of JPA/Hibernate, and SQL/NoSQL databases 

Frontend: 

• Proficient in React.js, JavaScript (ES6+), HTML5, CSS3 

• Experience with Redux, React Hooks, and component-based architecture 

• Familiarity with front-end build tools (Webpack, Babel, NPM)

Key Responsibilities:

• Develop and maintain scalable backend services using Core Java / Spring Boot 

• Design and implement responsive, high-quality front-end interfaces using React.js 

• Integrate backend APIs with frontend components seamlessly 

• Collaborate with product managers, architects, and QA to deliver quality software 

• Ensure code quality through unit testing, code reviews, and performance tuning 

• Troubleshoot and debug production issues as needed 

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

JOB PURPOSE   

A Senior Associate Java WCS Technologist is considered as a senior contributor for complex modules of work by bringing deep core technology expertise and relevant business subject matter expertise to the table.  

JOB RESPONSIBILITIES   

• Sr. Associate, Technology plays a significant role during the design and implementation of the technological solution for our clients.   
• A Sr. Associate, Technology is involved in ensuring a quality technical design that satisfies the business requirements of the client.   

• A Sr. Associate, Technology is often involved in package evaluations and recommendations, communicating the technological details of the project to the business users and workshops with the clients. Sr. Associate, Technology also participates in gathering business requirements and assessing existing architectures and resources.  
• Sr. Associate, Technology provides leadership to the team by taking responsibility for a specific component or track of the project architecture.  By taking on this level of responsibility, a Sr. Associate, Technology spends more time overseeing the tasks required to implement a solution rather than performing the tasks directly.  This includes planning, estimation, resource management, issue resolution and quality assurance.  A Sr. Associate, Technology is also responsible for coordinating and communicating with the other tracks and disciplines involved in the project.   
• In performing the essential functions of this role, the work is fast-paced, moderately noisy and team-based.  Additionally, frequent overnight travel is required.  
• Prepares the technical design of the more complex technology components within the module (one or more of client/web presentation tier, server tier, data access and data model, integration component, package function customization)  
• Participates in and in some cases drives design reviews of other modules and provides insightful comments to improve the design quality and design conformance to standards  

• Assists the architect in articulating the pros and cons of using a certain technology stack/package or component or design pattern versus another to the clients and project team and drives selection of technologies, designs to come up with the optimal architecture  
• Implements slice of application (EAR) and proofs of concept (spike solution) to prove any new technologies or integration scenarios in the module  
• For package implementations, aids the Architect of the project to perform the gap analysis between business requirements and the package features and design the configuration, customizations, extensions, interfaces required to meet the requirements  
• Provides innovative solutions to project level technical issues  
• Critiques a design created by another designer and helps identify design and performance improvements  

• Interacts with a set of clients (client senior developers and architects) to create technology specifications from business requirements for one of the modules within the project  
• In some scenarios, collaborates with client developers to design, build, test and deploy the module components and integrate with the rest of the modules  
• Raises and drives to closure with the client any technical design and implementation issues in the module and also in the interfaces and interactions with other modules  
• Estimates the implementation and deployment of the module based on design architecture, testing strategy and overall project plan  
• Assists the architect in coming up with the overall estimates for the project along with any key risks and issues and their mitigation  

• Reports progress and issues to the Manager in a timely manner. In particular, to relay issues that might impact on quality or the ability to deliver to timescales or estimates  
• Works with team on the development of standards, processes and procedures related to application security, upgrade management, capacity planning, application deployment, performance monitoring/tuning, and failover and disaster recovery  
• Mentors the team on the best techniques to debug and troubleshoot design and implementation defects and issues  
• Shares point of view on technology stack, package and latest technology and business trends in one or more relevant areas (e.g. eCommerce, Content Management).  
• Documents the technical design using UML, suitable design patterns in the form of technical design narrative, object models, sequence diagrams, collaboration diagrams  

SKILL REQUIREMENTS  

Experience in: J2EE - Application Servers, Java - ORM, Java - Spring Framework, Core  

Java, SQL Development Languages, Java - Web, Presentation Frameworks, Java - Messaging  

Implementation, Java Web Services, Planning/ Execution & Tracking, Scoping and  

Estimating, Data Modeling, High Availability and Failover Applications, High Throughput / Transaction Application, Logical Architecture Design, OOAD and UML, Package / Vendor Selection, Performance / Capacity Planning, Application, Security.  

Ability to abstract detail into larger (repeatable) patterns, familiarity with user centered analysis and evaluation techniques   

Understanding of the project life cycle process to effectively be able to manage a sub- 

Business Knowledge:  Domain experience on Enterprise data warehouse would be a plus.  

Personal Attributes: a. Strong and innovative approach to problem solving and finding solutions b. Excellent communicator (written and verbal, formal and informal) c. Flexible and proactive/self-motivated working style with strong personal ownership of problem resolution d. Ability to multi-task under pressure and work independently with minimal supervision. e. Ability to prioritize when under pressure  

EXPERIENCE   

2-8 years  

EDUCATION  

Full Time Bachelor’s / Master’s degree (Science or Engineering preferred)  

Screening Round: Focuses on System Design.

Client Rounds: 4 subsequent rounds (Technical, Cultural, and Leadership) following a successful screening report and client shortlisting.

Tech Stack: Java, Spring Boot, React, Hibernate, MySQL/MongoDB/ScyllaDB.

Innovation: Leveraging AI tools (Claude, Cursor, LLMs/RAG) to accelerate development.

Experience and JD: 

Responsibilities

● Build and maintain end-to-end features spanning React.js frontends and Java

(Spring Boot) microservices and database integrations .

● Develop responsive, performant, and accessible UIs integrated with REST

and GraphQL APIs.

● Design and scale low-latency, high-throughput microservices for real-time

data workflows.

● Implement event-driven systems using Kafka or SQS for asynchronous

communication.

● Collaborate closely with Product, Design, and Architecture teams to translate

business requirements into scalable technical solutions.

● Optimize application performance via caching strategies, async processing,

and database tuning.

● Implement and maintain CI/CD pipelines, test automation, and monitoring

frameworks.

● Leverage AI-assisted tools (Claude, Cursor, etc.) to boost velocity and maintain

code quality.

● Participate in code reviews, design discussions, and architecture decisions.

● Write clean, maintainable code, follow design patterns, maintain high test

coverage, and document key technical decisions.

Requirements 

● 6–10 years of full stack development experience with a proven track record in

production systems.

● Strong proficiency in React.js, JavaScript/TypeScript, Redux (or similar state

management) and modern frontend frameworks.

● Solid backend experience with Java, Spring Boot, and Hibernate.

● Database experience with MySQL, MongoDB, or ScyllaDB.

● Hands-on with microservices, AWS (ECS/Lambda), SQS, and GraphQL.

● Familiarity with event-driven architectures and caching layers (Redis) and

asynchronous processing.

● Working knowledge of observability tools (Prometheus, Grafana, CloudWatch,

Sentry).

● Understanding of data structures, algorithms, and system design

fundamentals.

● Passion for clean code, testability, and engineering excellence.

● Strong analytical and communication skills with the ability to collaborate across

Product, Design, and QA teams.

● Comfortable in a remote-first, asynchronous, and ownership-driven culture.

Nice to Have 

● Experience with React Native or mobile web frameworks.

● Exposure to Kafka, Kinesis, or other event-streaming platforms.

● Familiarity with CI/CD (GitHub Actions, Docker) and container orchestration (ECS).

● Experience with AI-assisted development, LLMs, or LangChain pipelines.

● Domain exposure to B2B platforms, travel-tech, or high-scale marketplaces.

● Background in Test-Driven Development (TDD) or Agile methodologies.

Key Responsibilities :

- Design, develop, and maintain applications using Java and Kotlin

- Write clean, scalable, and efficient code

- Build and consume RESTful APIs and microservices

- Participate in all phases of the software development lifecycle

- Work with databases like MySQL, PostgreSQL, or MongoDB

- Collaborate with cross-functional teams including Product, QA, and DevOps

- Conduct unit testing and assist in code reviews

- Troubleshoot and debug applications

- Ensure application performance, security, and scalability

Required Skills :

- Strong programming experience in Java (Core/Advanced)

- Experience in Kotlin

- Solid understanding of OOP concepts, design patterns, and data structures

- Experience with frameworks such as Spring Boot, Ktor, or Android SDK

- Proficient in building and consuming RESTful APIs

- Familiarity with Git, JIRA, and CI/CD tools

- Basic knowledge of unit testing frameworks like JUnit or Mockito

Role: Lead Java Developer

Work Location: Chennai, Pune

No of years’ experience: 8+ years

Hybrid (3 days office and 2 days home)

Type: Fulltime

Skill Set: Java + Spring Boot + Sql + Microservices + DevOps

Job Responsibilities:

Design, develop, and maintain high-quality software applications using Java and Spring Boot.

Develop and maintain RESTful APIs to support various business requirements.

Write and execute unit tests using TestNG to ensure code quality and reliability.

Work with NoSQL databases to design and implement data storage solutions.

Collaborate with cross-functional teams in an Agile environment to deliver high-quality software solutions.

Utilize Git for version control and collaborate with team members on code reviews and merge requests.

Troubleshoot and resolve software defects and issues in a timely manner.

Continuously improve software development processes and practices.

Description:

8 years of professional experience in backend development using Java and leading a team.

Strong expertise in Spring Boot, Apache Camel, Hibernate, JPA, and REST API design

Hands-on experience with PostgreSQL, MySQL, or other SQL-based databases

Working knowledge of AWS cloud services (EC2, S3, RDS, etc.)

Experience in DevOps activities.

Proficiency in using Docker for containerization and deployment.

Strong understanding of object-oriented programming, multithreading, and performance tuning

Self-driven and capable of working independently with minimal supervision

Job role : Java full stack developer

Experience : 3-7yrs

Location : Chennai

Must have

6+ total years of experience

Primarily frontend - 65% (4+ years of very strong relevant experience with Java script and ReactJS) - mandate

Backend - 35% (2.5+ years of very strong relevant experience with Java, Spring Boot

Database - very very mandate (Relational Database - MySQL, PostgreSQL, MongoDB).

Mainly looking for a candidate who has a very strong hands on, great exposure to the above mentioned skills.

Chennai(Daily to be reported to office)

Requirements

 Strong expertise in front-end technologies such as HTML, CSS, JavaScript, and modern frameworks like

ReactJS

 Solid understanding of server-side languages and frameworks such as Java/Spring Boot.

 Experience with relational and non-relational databases (e.g., MySQL, PostgreSQL, MongoDB) and data

modeling principles.

 Excellent problem-solving skills, attention to detail, and ability to thrive in a fast-paced, collaborative

environment.

 Effective communication skills and ability to articulate technical concepts to both technical and non-

technical stakeholders

• Work with development teams and product managers to ideate software solutions
• Design client-side and server-side architecture
• Build the front-end of applications through appealing visual design
• Develop and manage well-functioning databases and applications
• Write effective APIs
• Test software to ensure responsiveness and efficiency
• Troubleshoot, debug and upgrade software
• Create security and data protection settings
• Build features and applications with a mobile responsive design
• Write technical documentation
• Work with data scientists and analysts to improve software

•  4-8 years of relevant experience in designing & developing and architecting systems/software
• for large business environments (Java, J2EE).
• • Strong design and coding skills in Enterprise Java, Hibernate, Spring, Spring Boot, REST web
• services, JMS (ActiveMQ), XML, JSON.
• • Must have good experience in Unix/Oracle/SQL.
• • Experience in any communication framework (MQ) is an added advantage.
• • Experience in Agile Development, Scrum, and Iterative approaches
• • Participate in requirement gathering JAD sessions and support documentation