
Java+React Developer
Designation Name: Full Stack Java Developer
Work Location: Gurgaon (Hybrid)
Experience: 5+ Years
We are seeking a highly skilled and experienced Fullstack Java Developer to join our dynamic development team.
As a Fullstack Java Developer, you will be responsible for designing and implementing software solutions that meet our clients' needs. You will collaborate with cross-functional teams to define, design, and deliver high-quality software solutions. The ideal candidate should have a strong background in Java development, React.js, Kubernetes, and Linux, and be passionate about staying updated with the latest industry trends and technologies.
Responsibilities:
● Develop, test, implement, and maintain Java-based applications
● Design and implement front-end interfaces using React.js
● Collaborate with the DevOps team to deploy applications on Kubernetes clusters
● Write efficient, reusable, and scalable code
● Troubleshoot, debug and upgrade existing software
● Work closely with UX/UI designers to implement design mockups into functional applications
● Participate in code reviews and provide constructive feedback to peers
● Stay updated with emerging technologies and industry best practices Requirements:
● Bachelor's degree in Computer Science, Information Technology, or related field
● Proven experience as a Fullstack Java Developer or similar role
● Strong proficiency in Java programming language
● Experience in front-end development using React.js
● Familiarity with container orchestration platforms like Kubernetes
● Proficiency in Linux-based development environments
● Solid understanding of software engineering concepts, algorithms, and data structures
● Excellent problem-solving skills and attention to detail
● Strong communication and collaboration abilities
● Ability to work in a fast-paced, collaborative team environment

About Looper Development Services Private Limited
About
We're Broadly identified web designers with years of expert experience in designing brilliant internet portals and software technologies for businesses. Helping Businesses to identify their niches and drawing the target audience. Hence high Customer Engagement and conversions on their product and services. Our main focus is on quality development and on-time delivery. We help you roll out your business to the next level. We only use modern and industry-relevant technology to keep you ahead of curve.
Tech stack
Candid answers by the company
Software Development
Web Development
Mobile Application Development
E-commerce Development
Digital Marketing
SEO(Search Engine Optimization)
Cloud Management/Cloud Migration
ERP/CMS/CRM Development
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Job Details
- Job Title: Lead I - Software Engineering - Java, J2Ee, Spring
- Industry: Technology
- Domain - Information technology (IT)
- Experience Required: 6-12 years
- Employment Type: Full Time
- Job Location: Bangalore
- CTC Range: Best in Industry
Job Description:
Role Summary:
We are looking for an experienced Senior Java Developer with expertise in building robust, scalable web applications using Java/J2EE, Spring Boot, REST APIs, and modern microservices architectures. The ideal candidate will be skilled in both back-end and middleware technologies, with strong experience in cloud platforms (AWS), and capable of mentoring junior developers while contributing to high-impact enterprise projects.
The developer will be responsible for full-cycle application development: from interpreting specifications and writing clean, reusable code, to testing, integration, and deployment. You will also work closely with customers and project teams to understand requirements and deliver solutions that optimize cost, performance, and maintainability.
Key Responsibilities:
Application Development & Delivery
- Design, code, debug, test, and document Java-based web applications aligned with design specifications.
- Build scalable and secure microservices using Spring Boot and RESTful APIs.
- Optimize application performance, maintainability, and reusability by using proven design patterns.
- Handle complex data structures and develop multi-threaded, performance-optimized applications.
- Ensure code quality through TDD (JUnit) and best practices.
Cloud & DevOps
- Develop and deploy applications on AWS Cloud Services: EC2, S3, DynamoDB, SNS, SES, etc.
- Leverage containerization tools like Docker and orchestration using Kubernetes.
Integration & Configuration
- Integrate with various databases (PostgreSQL, MySQL, Oracle, NoSQL).
- Configure development environments and CI/CD pipelines as per project needs.
- Follow configuration management processes and ensure compliance.
Testing & Quality Assurance
- Review and create unit test cases, scenarios, and support UAT phases.
- Perform defect root cause analysis (RCA) and proactively implement quality improvements.
Documentation
- Create and review technical documents: HLD, LLD, SAD, user stories, design docs, test cases, and release notes.
- Contribute to project knowledge bases and code repositories.
Team & Project Management
- Mentor team members; conduct code and design reviews.
- Assist Project Manager in effort estimation, planning, and task allocation.
- Set and review FAST goals for yourself and your team; provide regular performance feedback.
Customer Interaction
- Engage with customers to clarify requirements and present technical solutions.
- Conduct product demos and design walkthroughs.
- Interface with customer architects for design finalization.
Key Skills & Tools:
Core Technologies:
- Java/J2EE, Spring Boot, REST APIs
- Object-Oriented Programming (OOP), Design Patterns, Domain-Driven Design (DDD)
- Multithreading, Data Structures, TDD using JUnit
Web & Data Technologies:
- JSON, XML, AJAX, Web Services
- Database Technologies: PostgreSQL, MySQL, Oracle, NoSQL (e.g., DynamoDB)
- Persistence Frameworks: Hibernate, JPA
Cloud & DevOps:
- AWS: S3, EC2, DynamoDB, SNS, SES
- Version Control & Containerization: GitHub, Docker, Kubernetes
Agile & Development Practices:
- Agile methodologies: Scrum or Kanban
- CI/CD concepts
- IDEs: Eclipse, IntelliJ, or equivalent
Expected Outcomes:
- Timely delivery of high-quality code and application components
- Improved performance, cost-efficiency, and maintainability of applications
- High customer satisfaction through accurate requirement translation and delivery
- Team productivity through effective mentoring and collaboration
- Minimal post-production defects and technical issues
Performance Indicators:
- Adherence to coding standards and engineering practices
- On-time project delivery and milestone completion
- Reduction in defect count and issue recurrence
- Knowledge contributions to project and organizational repositories
- Completion of mandatory compliance and technology/domain certifications
Preferred Qualifications:
- Bachelor’s or Master’s degree in Computer Science, Engineering, or related field
- Relevant certifications (e.g., AWS Certified Developer, Oracle Certified, Scrum Master)
Soft Skills:
- Strong analytical and problem-solving mindset
- Excellent communication and presentation skills
- Team leadership and mentorship abilities
- High accountability and ability to work under pressure
- Positive team dynamics and proactive collaboration
Skills
Java, J2Ee, Spring
Must-Haves
Java, J2Ee, Spring
Machine Learning + Aws+ (EKS OR ECS OR Kubernetes) + (Redshift AND Glue) + Sagemaker
NP: Immediate – 30 Days
Position Overview:
We are seeking a highly skilled and experienced Senior Software Developer with a strong background in front end development to join our team. The ideal candidate will have over 6 years of experience in developing web and mobile applications using React JS, React Native, Angular, and other modern technologies. You will be responsible for leading complex projects, interacting with clients, and working in a team-oriented environment.
Key Responsibilities:
• Develop and maintain mobile and web applications using React JS and React Native. • Handle DevOps tasks using tools such as Filezilla and PuTTY. • Collaborate with clients to understand their requirements and translate them into technical solutions. • Lead the design, development, testing, and deployment of applications. • Integrate third-party services such as Google Maps, Firebase, and payment gateways. • Ensure responsive UI design and integration of RESTful APIs. • Work on hybrid mobile application development for both Android and iOS platforms. • Manage system design and development, including error handling, exception management, and logging. • Perform code reviews, testing, and release management. • Utilize tools like Git, Azure DevOps, and various IDEs for development and project management.
Required Qualifications:
• Primary Skills: React JS, React Native, Angular (4+ years of experience). • Experience with iOS (Xcode) and Android (Android Studio). • Programming Languages: JavaScript, TypeScript, HTML, CSS, PHP. • Frameworks and Libraries: Redux, jQuery, Ionic (3/4), AJAX. • Databases: MS SQL Server, MySQL. • Development Tools: Sublime, Dreamweaver, Visual Studio, Xcode. • Experience with design patterns, code reviews, and testing. • Domain booking, hosting, domain migration, cPanel, PhpMyAdmin. • Familiarity with Git and Azure DevOps. • Proven track record of working on complex projects and delivering high-quality solutions. • Experience in integrating third-party APIs and handling DevOps tasks. • Strong understanding of responsive UI design and lifecycle management.
Location: Noida Sector 142
Experience: 3+ years
Employment Type: Full-Time
Key Responsibilities
- Development: Design, develop, and maintain scalable, high-performance web applications using Node.js and React.js.
- Database Management: Work extensively with PostgreSQL and Prisma ORM to design, optimize, and maintain databases.
- API Integration: Build and integrate RESTful APIs and third-party services to enhance platform functionality.
- E-commerce Projects: Develop and enhance e-commerce solutions, ensuring seamless user experiences and efficient backend operations.
- SaaS Development: Contribute to the development of SaaS-based features and services, ensuring multi-tenant support and scalability.
- Microservices Architecture: Design, build, and deploy microservices to support modular and scalable applications.
- Code Quality: Write clean, maintainable, and well-documented code while adhering to best practices and coding standards.
- Collaboration: Work closely with product managers, designers, and other developers to deliver high-quality solutions within deadlines.
- Troubleshooting: Identify and resolve performance bottlenecks, bugs, and other technical issues.
Required Skills and Qualifications
- Technical Proficiency:Strong expertise in Node.js and React.js.
- Proficient with PostgreSQL and experience using Prisma ORM.
- Hands-on experience with API development and integration.
- Knowledge of e-commerce platforms and their technical requirements.
- Experience in SaaS product development and multi-tenant architecture.
- Familiarity with building and maintaining microservices architectures.
- Version Control: Strong understanding of Git and version control practices.
- Testing: Experience with unit testing, integration testing, and debugging tools.
- DevOps Knowledge (Preferred): Familiarity with CI/CD pipelines, containerization (Docker), and cloud platforms (AWS, GCP, or Azure).
- Soft Skills: Strong problem-solving abilities, attention to detail, and excellent communication skills.
Preferred Qualifications
- Experience with e-commerce frameworks or libraries.
- Familiarity with GraphQL and WebSocket implementations.
- Knowledge of performance optimization techniques for web applications.
What We Offer
- Salary + ESOPs
- Opportunity to work on cutting-edge technology in a fast-paced environment.
- Collaborative and inclusive work culture.
- Professional development and learning opportunities.
Apply Now: If you are a passionate developer looking to contribute to impactful projects.
- Strong analytical and problem-solving skills
- Ability to work independently, learn quickly and be proactive
- 10-14 years of hands-on experience working on Web Full Stack technologies, with at least 4-6 years of experience developing applications with/on React/NextJS, NoSQL, REST APIs
- Proficiency in JavaScript/TypeDcript (ES6), NodeJS, HTML5, CSS3, CSS Preprocessors, Webpack, Gulp
- Client-side scripting and JavaScript frameworks – jQUery, ReactJS, Redux, Babel, JSX
- Experience in designing high-performance REST APIs and associated data structures
- Familiarity with developing microservices using containerization technologies such as docker, Kubernetes, etc.
- Working knowledge of git and using branches for development
Building web application front end & backend
React
Spring Core, Spring MVC
Spring Boot
Spring Webflux/Reactive
Mongo DB/Cassandra
HTML, CSS, Javascript,
Cloud Basics (AWS/GCP/Azure)
Cloud Functions (AWS/GCP/Azure)
Job Description:
We are looking for a highly capable Node.js developerto optimize our web-based application performance. Collaborating with our front-end application developers, designing back-end components, and integrating data storage and protection solutions.
Full Stack Responsibilities: Developing and maintaining allserver-side network components. Ensuring optimal performance of the central database and responsivenessto front-end requests. Collaborating with front-end developers on the integration of elements. Designing customer-facing UI and back-end servicesfor various business processes. Developing high-performance applications by writing testable,reusable, and efficient code. Implementing effective security protocols, data protection measures, and storage solutions. Running diagnostic tests,repairing defects, and providing technicalsupport. Documenting Node.js processes, including database schemas, as well as preparing reports. Recommending and implementing improvementsto processes and technologies. Keeping informed of advancementsin the field of Node.js development.
Requirements: Bachelor's degree in computerscience, information science, orsimilar. At least two years of experience as aNode.js developer. Extensive knowledge of JavaScript, web stacks, libraries, and frameworks. Knowledge of front-end technologiessuch as HTML5 and CSS3, Angular, Reactjs. Superb interpersonal, communication, and collaboration skills. Exceptional analytical and problem-solving aptitude. Availability to resolve urgent web application issues outside of business hours
Experience: 2 to 5 years
Annual CTC: Rupees 6,00,000 to 10,00,000
- Observe, strategize, develop and design required software solutions.
- Designing Client-Side and Server-Side Architecture and Rendering and Static Site Generation.
- To confer with users - by studying systems flow, data usage & work related bottlenecks.
- Design and implement Back End and Front End code
- Interact with the production team, understand their workflow and find new ways to automate their workflow.
- Write effective APIs as well as Integrate third-party 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
- Manage huge data sets including structured and unstructured data sources.
- Machine learning tools for workflow automation.
- Knowledge of Spark and Map Reduce.
General Expectations:
- Strong Knowledge of and C#, .NET
- Strong knowledge of client-side dynamic and rich UI applications development.
- Hands-on experience on HTML, CSS, bootstrap, JavaScript, AJAX, jQuery and Prototyping.
- Strong hands-on experience in popular frameworks and JavaScript ecosystem – JS, Node, Angular, Jquery.
- Experience in Spark, Hadoop, Scala, and Elastic Search is a plus point.
- Experienced in building applications that meet enterprise needs – secure, scalable, loosely coupled design
- Exceptional design, coding, and problem-solving skills, with a bias for architecting at scale.
- Experience using NPM, Web-Pack, Gulp.
- Familiarity with performance testing and optimization’s.
- Strong knowledge of computer science, algorithms, and design patterns
- Write robust modular code for the full stack using the latest technologies, test and optimize it to work for high performance and scale and deploy it to the UiPath cloud platform.
- Work with various horizontal teams such as Structure, Electrical, Mechanical, Accessibility, Legal, and Finance and also interact with other core teams across locations at UiPath
- Own the smooth running of your cloud service or docker service, and respond to live site issues.
- Strong oral and written communication, and other soft skills critical to collaborating and engage with teams
Us: At https://www.bito.co" target="_blank">Bito, we are on a mission to help developers get work done and collaborate like never before.
You: Hungry, results-driven with a startup mindset.
Our company is a very early-stage startup that hopes to dramatically improve how developers collaborate, especially in a remote world. Our founders have started, built, and taken a company public worth over $2B. We are looking to take our learnings, learn a lot along with you, and do something more exciting this time. We are on that initial dreamy, crazy journey of finding product market fit. Although the early journey will be difficult, we can assue you that it will be incredibly rewarding too!
We are looking for software engineers who enjoy solving challenging and complex problems. Design and write code which is easy to understand and support with good understanding of algorithms and data structures. You will work in the team leading our efforts to bring our app to developers around the world.
We are building this company with a fully remote approach, with our main teams for time zone management in the US and in India.
Requirements:
- Minimum 3+ years of hands-on development experience
- Strong in Java, Go, JavaScript.
- Having hands on experience with programming in other languages is a plus
- Strong understanding and experience with high scale and high-performance distributed systems
- Well versed with REST and micro services as well API design experience
- Basic knowledge of spring and AngularJS
- Hands on experience with Git, CI/CD frameworks
- Hands on experience with NO SQL, SQL data stores
- Making complex technical and design decisions
- Conducting performance tests and performance improvement
- Being a part of and supporting our user community
- Critical thinker and good problem-solver.
- Prior experience with building extensions/plugins for browsers, IDEs is a plus
- Prior experience with AWS, Docker, Kafka is a plus
- Extensive experience in Javascript / NodeJS in the back end
- Front end frameworks such as Bootstrap, Pug, Jquery
- Experience in web frameworks like ExpressJS, Webpack
- Experience in Nginx, Redis, Apache Kafka and MQTT
- Experience with MongoDB
- Experience with Version Control Systems like Git / Mercurial
- Sound knowledge in Software engineering best practices
- Sound knowledge in RestFul API Design
- Working knowledge of Automated testing tools
- Experience in maintaining production servers (Optional)
- Experience with Azure DevOps (Optional)
- Experience in digital payments or financial services industry is a plus.
- Participation in the processes of strategic project-planning meetings.
- Be involved and participate in the overall application lifecycle.
- Collaborate with External Development Teams.
- Define and communicate technical and design requirements, understanding workflows and write code as per requirements.
- Develop functional and sustainable web applications with clean codes.
- Focus on coding and debugging.
We are looking for a Node.js Developer responsible for managing the interchange of data between the server and the users. Your primary focus will be the development of all server-side logic, definition and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front-end. You will also be responsible for integrating the front-end elements built by your co-workers into the application. Therefore, a basic understanding of front-end technologies is necessary as well.
The Candidate should have knowledge and experience with specified technologies:
- Great at building server-side code in NodeJs & ExpressJs
- Experience with NoSQL databases such as MongoDB
- Experience in building and consuming REST API
- Authentication and authorisation using JWT tokens
- Proficient understanding of code versioning tools, such as Git
- DevOps knowledge especially in AWS EC2 and S3
- Knowledge of headless Chrome, Puppeteer will be huge plus
- Experience in HTML, CSS
- Understanding of React will be a bonus










