CrawlJobs Logo

Senior Java React Developer

India, Chennai · Job Posted April 23, 2026
Apply Position
Job Link Share

Job Responsibility

  • Lead the design, development, and delivery of robust, scalable, and high-performance full-stack applications using Java and React
  • Architect and implement complex system designs and enterprise architectures, ensuring adherence to architectural best practices, security standards, and performance requirements
  • Collaborate with product owners, business analysts, and other engineering teams to define requirements, scope projects, and deliver solutions that meet business needs
  • Drive the adoption and implementation of modern Java versions (17+) and Spring Boot frameworks for backend services
  • Design and develop event-driven architectures using Apache Kafka for real-time data processing and integration
  • Manage and optimize database interactions with both relational (Oracle) and NoSQL (MongoDB) databases
  • Champion CI/CD pipelines and DevOps practices to ensure continuous integration, automated testing, and seamless deployments
  • Mentor junior engineers, conduct code reviews, and promote a culture of technical excellence and continuous improvement
  • Evaluate and integrate AI-powered coding tools and techniques to improve developer productivity, code quality, and accelerate delivery
  • Lead and manage projects effectively, ensuring timely delivery, risk mitigation, and clear communication with stakeholders
  • Foster strong communication within the team and across departments, articulating complex technical concepts clearly to diverse audiences

Requirements

  • 12+ years of hands-on experience in software development, with a significant focus on full-stack engineering
  • Strong proficiency in Java (version 17 or higher) and JavaScript/TypeScript
  • Extensive experience with Spring Boot
  • Proven expertise in React.js and its ecosystem
  • Hands-on experience with Apache Kafka
  • Strong knowledge and experience with Oracle and MongoDB
  • Demonstrated ability to design and architect complex, scalable, and resilient enterprise-level systems and microservice architectures
  • Solid understanding and practical experience with CI/CD pipelines, tools, and methodologies
  • Strong project management skills, including planning, execution, and stakeholder communication
  • Excellent verbal and written communication skills, with the ability to articulate technical concepts to both technical and non-technical audiences
  • Experience or strong interest in leveraging AI tools for code generation, testing, debugging, and overall development workflow enhancement

Nice to have

  • Experience with Kotlin
  • Familiarity with cloud platforms (e.g., AWS, Azure, GCP)
  • Experience with Docker and Kubernetes
  • Knowledge of various testing frameworks for both front-end and back-end

Looking for more opportunities?

Search for other job offers that match your skills and interests.

Similar Jobs for

Senior Java React Developer

8 matching positions

Senior Java React Developer

We are looking for a highly motivated and skilled Senior Software Engineer with ...
Location
Location
India , Pune
Salary
Salary:
Not provided
https://www.citi.com/ Logo
Citi
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 7+ years of professional software development experience, with significant hands-on experience in full-stack development
  • Strong expertise in front-end development with demonstrable experience in React
  • Proficiency in core web technologies including HTML5 and CSS3
  • Extensive experience with Java and the Spring Boot framework for building robust back-end applications
  • Proven experience in designing, developing, and deploying microservices
  • Hands-on experience with real-time messaging systems (e.g., Kafka, RabbitMQ)
  • Solid understanding of relational databases, particularly Oracle and SQL, including schema design, query optimization, and stored procedures
  • Proficiency in containerization using Docker and orchestration with Kubernetes
  • Practical experience with CI/CD platforms, such as Jenkins, for automated build, test, and deployment
  • Experience with cloud deployments on major platforms (e.g., AWS, Azure, GCP)
Job Responsibility
Job Responsibility
  • Design, develop, and implement complex software solutions across the full stack, with a strong focus on both front-end user interfaces and back-end services
  • Develop responsive and highly interactive user interfaces using modern JavaScript frameworks such as ReactJS
  • Build and maintain scalable and high-performance back-end services using Java and the Spring Boot framework
  • Implement and contribute to microservices architecture, ensuring effective communication and integration between services
  • Integrate real-time messaging systems to handle high-throughput data processing and ensure low-latency communication within applications
  • Collaborate with product owners, UI/UX designers, and other engineers to translate business requirements into technical designs and functional features
  • Design, develop, and optimize database schemas and queries for relational databases, with strong knowledge of Oracle and SQL databases
  • Utilize containerization technologies (Docker) and orchestration platforms (Kubernetes) for efficient application deployment and management
  • Participate in the implementation and maintenance of continuous integration and continuous delivery (CI/CD) pipelines using tools like Jenkins
  • Contribute to cloud deployment strategies and operations, ensuring applications are resilient, scalable, and secure in cloud environments
  • Fulltime
Read More
Arrow Right

Senior Java React Developer

The Applications Development Senior Programmer Analyst is an intermediate level ...
Location
Location
India , Pune
Salary
Salary:
Not provided
https://www.citi.com/ Logo
Citi
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 8+ years of relevant experience in Apps Development or systems analysis role
  • Experience in managing and implementing successful projects
  • Working knowledge of consulting/project management techniques/methods
  • Ability to work under pressure and manage deadlines or unexpected changes in expectations or requirements
  • Extensive experience system analysis and in programming of software applications
  • Strong exposure to Java, Spring Framework, Spring Boot, Kafka, Solace, MQ, Micro-Service , Oracle, Mongo, OpenShift, REST, Maven, Git, Cloud 12 factors, JUnit, TDD, Agile, Strong knowledge on CI CD pipeline and exposure to system design with resiliency backed by observability
  • Strong exposure to ReactJS , UI libraries, JavaScript, HTML, CSS
  • Strong knowledge of CI CD
  • Experience in managing and implementing successful projects
  • Bachelor’s degree/University degree or equivalent experience
Job Responsibility
Job Responsibility
  • Conduct tasks related to feasibility studies, time and cost estimates, IT planning, risk technology, applications development, model development, and establish and implement new or revised applications systems and programs to meet specific business needs or user areas
  • Monitor and control all phases of development process and analysis, design, construction, testing, and implementation as well as provide user and operational support on applications to business users
  • Utilize in-depth specialty knowledge of applications development to analyze complex problems/issues, provide evaluation of business process, system process, and industry standards, and make evaluative judgement
  • Recommend and develop security measures in post implementation analysis of business usage to ensure successful system design and functionality
  • Consult with users/clients and other technology groups on issues, recommend advanced programming solutions, and install and assist customer exposure systems
  • Ensure essential procedures are followed and help define operating standards and processes
  • Serve as advisor or coach to new or lower level analysts
  • Has the ability to operate with a limited level of direct supervision
  • Can exercise independence of judgement and autonomy
  • Acts as SME to senior stakeholders and /or other team members
  • Fulltime
Read More
Arrow Right

Senior React and Java Developer

Working at Citi is far more than just a job. A career with us means joining a te...
Location
Location
India , Pune
Salary
Salary:
Not provided
https://www.citi.com/ Logo
Citi
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 8+ years of progressive experience in Frontend/Full-Stack Applications Development or Systems Analysis, with a substantial and demonstrated focus on modern UI technologies, especially React.js
  • Proven experience in successfully leading, architecting, and delivering complex frontend software development projects from conceptualization to production deployment
  • Demonstrated expertise in technical leadership, including providing guidance, mentorship, and conducting comprehensive code reviews for frontend development teams
  • Subject Matter Expert (SME) in React application development, encompassing advanced knowledge of React.js, its ecosystem, best practices, and design patterns
  • Strong proficiency in software architecture principles, frontend design patterns (e.g., MVVM, unidirectional data flow), and object-oriented/functional programming paradigms
  • Expert-level knowledge of JavaScript (ES6+) and TypeScript, with extensive hands-on experience in building scalable, resilient, and high-performance single-page applications (SPAs) and Progressive Web Apps (PWAs)
  • Deep understanding of the React.js library, including Hooks, Context API, component lifecycle, and performance optimization techniques
  • Extensive experience with state management libraries (e.g., Redux, Zustand, Recoil) and routing libraries (e.g., React Router)
  • Strong command of modern web technologies: HTML5, CSS3, and CSS preprocessors (e.g., Sass, Less) or CSS-in-JS solutions (e.g., Styled Components, Emotion)
  • Proficiency in building responsive and adaptive user interfaces, ensuring cross-browser compatibility and accessibility (WCAG standards)
  • Fulltime
Read More
Arrow Right

Senior Fullstack Java + React Native Developer

Randstad has recently partnered with a reputable fintech organisation, providing...
Location
Location
Malaysia , Kuala Lumpur
Salary
Salary:
10000.00 - 15000.00 RM / Month
https://www.randstad.com Logo
Randstad
Expiration Date
June 16, 2026
Flip Icon
Requirements
Requirements
  • Java Backend: 4+ years of experience with Java (8/11/17). Expert-level knowledge of Spring Boot and Spring MVC for building high-availability REST APIs.
  • Web Frontend: Extensive experience with ReactJS, including state management (Redux, Saga, or Context API) and modern hooks.
  • Mobile Development: Proven track record of building and maintaining React Native applications for iOS and Android.
  • Data Layer: Strong proficiency in SQL (PostgreSQL/MySQL), JPA/Hibernate, and database schema design for scalability.
  • Architecture: Experience with Microservices, Design Patterns, and securing applications using OAuth2/JWT.
  • DevOps/Tools: Proficiency with Git, CI/CD pipelines (Jenkins/GitLab), and build tools like Maven or Gradle.
  • 4+ years of verifiable full-stack experience in a professional environment.
  • Strong problem-solving skills and the ability to handle complex, ambiguous requirements.
Job Responsibility
Job Responsibility
  • System Design: Architect end-to-end features that integrate a single Java/Spring backend with both Web and Mobile frontends.
  • Development: Write clean, optimized, and production-ready code across the full stack.
  • Performance Tuning: Identify and resolve bottlenecks in the backend, SQL queries, and mobile UI rendering.
  • Leadership: Lead code reviews, mentor junior developers, and drive best practices in testing (JUnit, Jest, Espresso).
  • Deployment: Manage the full application lifecycle, including App Store/Play Store submissions and cloud deployments.
What we offer
What we offer
  • Excellent Benefits
  • FinTech Industry
  • Public Transport Accessible
  • Fulltime
!
Read More
Arrow Right

Senior Java React Full Stack Developer

The JAVA Full Stack Senior Developer role is an intermediate level position resp...
Location
Location
Canada , Mississauga
Salary
Salary:
94300.00 - 141500.00 USD / Year
https://www.citi.com/ Logo
Citi
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Excellent communication and collaboration skills, with the ability to articulate complex technical concepts to diverse audiences.
  • 6+ years of professional experience in full-stack software development, with a proven track record of delivering complex, large-scale, enterprise-level applications
  • 6+ years of hands-on experience designing micro-service-based application
  • Strong hands-on experience with modern JavaScript frameworks, specifically React.js and TypeScript, for building sophisticated user interfaces
  • Deep proficiency in Java and the Spring Boot framework for building enterprise-grade microservices
  • Low-latency, scalable, high-throughput API development (Spring Boot, Hibernate/JPA)
  • Hands-on experience with a major cloud platform (AWS, Azure, or GCP) and containerization technologies (Docker, Kubernetes, OpenShift). Familiarity with CI/CD pipelines (Jenkins, GitHub Actions) is essential.
  • Problem-solving, troubleshooting, and clean code (Core Java, J2EE, Collections, Multithreading)
  • API integration (third-party libraries, security)
  • Distributed, multi-tier application, Reusable components/services development experience
Job Responsibility
Job Responsibility
  • Utilize mature programming methodologies and languages, including Java Spring Boot and React.js, to deliver and maintain high-quality software solutions.
  • Design, develop, test, and deploy end-to-end solutions, from responsive React.js front-end components to resilient Java Spring Boot microservices.
  • Architect and implement RESTful APIs and expose backend functionality as MCP (Model Context Protocol) services to be consumed by AI agents.
  • Deploy and manage applications within Citi's cloud environment (leveraging OpenShift/Kubernetes and AWS), integrating with cloud-native storage like S3 and enterprise databases like Oracle as a Service (OraaS).
  • Partner with and contribute to a cross-functional team of product managers, designers, and other engineers to translate business requirements into high-quality technical solutions.
  • Evaluate and recommend new and emerging technologies, including the application of AI, to solve complex business problems.
  • Ensure software components are designed and implemented to be of high quality, reusable, and easily maintainable.
  • Appropriately assess risk when business decisions are made, demonstrating particular consideration for the firm's reputation and safeguarding Citigroup, its clients and assets, by driving compliance with applicable laws, rules and regulations.
  • Conduct tasks related to feasibility studies, time and cost estimates, IT planning, risk technology, applications development, model development, and establish and implement new or revised applications systems and programs to meet specific business needs or user areas
  • Monitor and control all phases of development process and analysis, design, construction, testing, and implementation as well as provide user and operational support on applications to business users
  • Fulltime
Read More
Arrow Right

Java React Fullstack Developer Engineer Senior Analyst - Assistant Vice President

The Engineer Sr Analyst is an intermediate level position responsible for a vari...
Location
Location
India , Chennai
Salary
Salary:
Not provided
https://www.citi.com/ Logo
Citi
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 6+ years of progressive experience in front-end web development, with a significant portion focused on React.js
  • Demonstrated experience in a lead or senior capacity, guiding teams, mentoring developers, and making significant architectural contributions
  • Proven ability to define and implement front-end architectures for large-scale applications
  • Exceptional verbal and written communication skills
  • Advanced analytical, problem-solving, and decision-making skills
  • Strong ability to foster collaboration
  • Extensive experience working in Agile/Scrum or other iterative development methodologies
  • Bachelor’s degree/University degree or equivalent experience
  • Expert-level proficiency in JavaScript (ES6+), HTML5, and CSS3
  • Mastery of React.js, including advanced concepts such as Hooks, Context API, advanced state management patterns
Job Responsibility
Job Responsibility
  • Lead the design, development, and implementation of complex, scalable, and high-performance front-end applications using React.js and advanced JavaScript (ES6+)
  • Drive technical vision and architectural decisions for front-end systems
  • Collaborate extensively with cross-functional teams
  • Establish and enforce front-end development standards, best practices, and patterns
  • Conduct in-depth code reviews
  • Mentor, coach, and provide technical guidance to a team of front-end developers
  • Proactively identify and address performance bottlenecks, scalability issues, and architectural challenges
  • Lead the troubleshooting and resolution of complex production issues
  • Champion continuous integration/continuous deployment (CI/CD) practices and automated testing strategies
  • Contribute to the strategic planning and roadmap definition for front-end technology initiatives
  • Fulltime
Read More
Arrow Right

Senior Java Full Stack Developer - React and Microservices

We are seeking a highly skilled and experienced Development Senior Programmer An...
Location
Location
Canada , Mississauga
Salary
Salary:
94300.00 - 141500.00 USD / Year
https://www.citi.com/ Logo
Citi
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 5+ years of software development experience with strong focus on Java and workflow technology
  • Developer with strong programming skills using React, Springboot, Java, TypeScript, Apache Camel, Kafka, OpenShift, API Gateway
  • Experience in building scalable, distributed, highly available systems
  • Solid understanding and hands-on experience with Microservices Architecture and best practices
  • Proficient in Hibernate, JPA and working with both relational (Oracle) and NoSQL (MongoDB) databases
  • Familiarity with Oauth2, JWT, and HashiCorp Vault, Citi's COIN for advanced authentication and authorization mechanisms
  • Experience with Redis or equivalent for caching and performance optimization
  • Experience with Continuous Integration and Continuous Delivery (CI/CD) pipelines, either on-premise or cloud (i.e., Tekton, Harness, Jenkins, etc.)
  • Familiarity with DevOps Practices and containerization tools like Docker and Kubernetes
  • Hands-on experience with test automation tools/frameworks such as Junit, Mockito, REST Assured, Cucumber or Selenium
Job Responsibility
Job Responsibility
  • Design and development of complex systems using React, Spring, Spring Boot and Spring Cloud, Workflow technologies
  • Implement microservices-based solutions with focus on scalability, reliability and performance
  • Contribute to the architectural design, implementation, and evolution of workflow and rules solutions
  • Collaborate with cross-functional teams, including product owners, architects, and other engineers, to define, design, and ship new features
  • Build scalable, distributed, highly available systems
  • Collaborate with cross-functional teams to define, design and deliver new features
  • Implement data access layers using Hibernate and JPA and manage caching using Redis or other caching frameworks
  • Ensure high quality through effective code reviews, static code analysis and performance optimization
  • Perform mandated code reviews, and contribute to a culture of continuous improvement
  • Integrate systems with workflow engine
  • Fulltime
Read More
Arrow Right

Senior Full-Stack Developer (React+Java)

ELEKS Software Engineering and Development Office is looking for a Senior Full-S...
Location
Location
Argentina
Salary
Salary:
Not provided
eleks.com Logo
ELEKS
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 5+ years of professional frontend development experience
  • 3+ years of hands-on React experience in production environments
  • 2+ years of experience with Java (Spring)
  • Experience working in or architecting microfrontend or large-scale distributed frontend systems
  • Track record of delivering complex features with minimal supervision
  • At least Upper-Intermediate level of English
Job Responsibility
Job Responsibility
  • Design, develop, and maintain reliable software in line with technical requirements, focusing on performance and availability
  • Analyze requirements, review designs, and estimate user stories following project methodology (Agile, Waterfall, etc)
  • Proactively propose code refactoring and optimization improvements according to the best software development practices and coding standards
  • Help maintain and improve high-quality standards within the developer community by sharing knowledge, conducting tech talks, and participating in the internal promotion verification process
  • Stay up-to-date with modern technology and obtain professional certifications
  • Support less experienced developers by providing training, distributing, and monitoring tasks
What we offer
What we offer
  • Close cooperation with a customer
  • Challenging tasks
  • Competence development
  • Ability to influence project technologies
  • Team of professionals
  • Dynamic environment with low level of bureaucracy
Read More
Arrow Right