Java Developer

Job Title: Backend Engineer - NodeJS, NestJS, and Python

Location: Hybrid weekly ⅔ days WFO (Bengaluru- India)

About the role:

We are looking for a skilled and passionate Senior Backend Developer to join our dynamic team. The ideal candidate should have strong experience in Node.js and NestJS, along with a solid understanding of database management, query optimization, and microservices architecture. As a backend developer, you will be responsible for developing and maintaining scalable backend systems, building robust APIs, integrating databases, and working closely with frontend and DevOps teams to deliver high-quality software solutions.

What You'll Do 🛠️ 

• Design, develop, and maintain server-side logic using Node.js, NestJS, and Python.
• Develop and integrate RESTful APIs and microservices to support scalable systems.
• Work with NoSQL and SQL databases (e.g., MongoDB, PostgreSQL, MySQL) to create and manage schemas, write complex queries, and optimize performance.
• Collaborate with cross-functional teams including frontend, DevOps, and QA.
• Ensure code quality, maintainability, and scalability through code reviews, testing, and documentation.
• Monitor and troubleshoot production systems, ensuring high availability and performance.
• Implement security and data protection best practices.

What You'll Bring 💼 

• 4 to 6 years of professional experience as a backend developer.
• Strong proficiency in Node.js and NestJS framework.
• Good hands-on experience with Python (Django/Flask experience is a plus).
• Solid understanding of relational and non-relational databases.
• Proficient in writing complex NoSQL queries and SQL queries
• Experience with microservices architecture and distributed systems.
• Familiarity with version control systems like Git.
• Basic understanding of containerization (e.g., Docker) and cloud services is a plus.
• Excellent problem-solving skills and a collaborative mindset.

Bonus Points ➕ 

• Experience with CI/CD pipelines.
• Exposure to cloud platforms like AWS, GCP or Azure.
• Familiarity with event-driven architecture or message brokers (MQTT, Kafka, RabbitMQ)

Why this role matters

You will help build the company from the ground up—shaping our culture and having an impact from Day 1 as part of the foundational team.

We are looking for a highly skilled Java Backend Developer with 4–6 years of hands-on experience in designing and implementing scalable backend systems. The ideal candidate should be proficient in both SQL and NoSQL databases, experienced in building microservices using Spring Boot, and have a solid grasp of multithreading and concurrency in Java.

Key Responsibilities:

• Design, develop, test, and maintain robust and scalable backend services and APIs using Java and Spring Boot.
• Build solutions based on microservices architecture ensuring high performance and reliability.
• Work with SQL (MySQL, PostgreSQL) and NoSQL (MongoDB, Cassandra) databases.
• Optimize application performance through multithreading and concurrency management.
• Collaborate closely with frontend developers, DevOps, and QA teams to ensure smooth integration and deployment.
• Write clean, maintainable, and well-documented code following best practices.
• Participate in code reviews and provide constructive feedback to team members.
• Troubleshoot and resolve issues across development, testing, and production environments.

Required Skillset:

• 5–8 years of professional experience in backend development using Java.
• Strong hands-on expertise with Spring Boot and microservices architecture.
• Proficiency in working with both SQL and NoSQL databases.
• Solid understanding of multithreading, concurrency, and performance optimization techniques.
• Good grasp of RESTful API design and implementation.
• Experience with version control systems like Git.
• Familiarity with CI/CD pipelines, Docker, and Kubernetes is a plus.
• Strong analytical and problem-solving skills.

Responsibilities : 

• Design, code, and implement highly scalable and reliable web-based applications.
• Coordinate with other team’s architect, engineers, and vendors, as necessary.
• Deliver on all phases of development work from initial kick-off, technical setup, application
development, and support.
• Identify exciting opportunities for adopting new technologies to solve existing needs and
predicting future challenges
• Perform ongoing refactoring of code, utilizing visualization and other techniques to fast-track
concepts, and delivering continuous improvement
• Work with product managers to prioritize features for ongoing sprints and managing a list of
technical requirements based on industry trends, new technologies, known defects, and issues
• Manage your own time, and work well both independently and as part of a team
• Quickly generate and update proof of concepts for testing and team feedback
• Embrace emerging standards while promoting best practices

Qualifications : 

• Must have java experience
• Experience in computer science, computer engineering
• Web development work experience preferred
• Demonstrated experience in Agile development, application design, software development, and
testing
• Experience with building RESTful APIs
• Expertise in objected oriented analysis and design across a variety of platforms
• Thorough understanding of JSON, Web Service technologies, and data structure fundamentals
• Experience with adaptive and responsive development techniques
• Aptitude for learning and applying programming concepts
• Ability to effectively communicate with internal and external business partners
• Experience with a broad range of software languages and payments technologies is a plus.

• Proven experience in any high-level programming languages like Java (Preferably)
• Strong knowledge of data structure, algorithms and coding
• Experience with any Messaging technologies like Kafka or Rab-bitMQ, etc.
• Proven experience in database technologies like NoSQL
• Hands-on experience with Spring, Spring Security, Spring boot, and Hibernate framework.
• Working knowledge of developing Restful Micro services.
• Strong analytical, problem-solving skills.
• Attend team meetings to discuss projects, brainstorm ideas, and put forward solutions to any issues.
• Ability to understand the Platform/domain of the business in detail & Ability to multi-task.
• Good communication and organizational skill

Nature of project – Product development.

Key skills: Java full stack developer with React Js experience.

Key Responsibilities

• Advance the state of the art in building Microservices with Java and frontend applications with React JS.
• Design and Develop Cloud based, web applications for SMBs
• Design and develop the front end for customer-facing applications using MVC framework
• Design and develop supporting components and Microservices for the backend tiers focusing on fault-tolerance and scalability in a multi-tenant B2B2C environment
• Team with top-notch engineers, product managers, Dev Ops and QA following agile development methodologies
• Review functional requirements, providing technical feedback on feasibility and architectural approach and framework.
• Develop technical specifications
• Contribute to test plan development.
• Create Prototype and/or Proof of Concepts (POCs) when necessary
• Act in a technical leadership capacity: Mentor junior engineers and new team members, perform code reviews and apply technical expertise to challenging programming and design problems
• Manage and maintain Cloud infrastructure
• Maintain and improve the functionality and performance of the existing web applications; refactor legacy codebase
• Help shape and execute the technical roadmap to develop next generation features; integrate corporate- and product-level architecture principles and goals into the teams project work through designs, implementation strategies, and project planning.
• Drive a culture of quality, technical curiosity, continuous improvement, and evidence-based data driven decision making in the organization.
• Lead team in software development best practices including Peer Code Review, Unit testing, Automated Deployments, and Automated Testing.
• Write technical documentation

What You will do

● Create beautiful software experiences for our clients using design thinking, lean and

agile methodology.

● Work on software products designed from scratch using the latest cutting edge

technologies, platforms and languages such as JAVA, python, Javascript, GoLang and

Scala.

● Work in a dynamic, collaborative, transparent, non-hierarchical culture.

● Work in collaborative, fast-paced and value-driven teams to build innovative customer

experiences for our clients.

● Help to grow the next generation of developers and have a positive impact on the

industry.

Basic Qualifications

● Experience: 4+ years.

● Hands-on development experience with a broad mix of languages such as JAVA, Python,

Javascript etc.

● Server-side development experience mainly in JAVA, (Python and nodeJS can be

considerable)

● UI development experience in ReactJS or AngularJS or PolymerJS or EmberJS or Jquery

etc. are good to have.

● Passion for software engineering and follow the best coding concepts.

● Good to great problem solving and communication skills.

Nice to have Qualifications

● Product and customer-centric mindset.

● Great OO skills, including design patterns.

● Experience with devops, continuous integration & deployment.

● Exposure to big data technologies, Machine Learning and NLP will be a plus.

Benefits

● Competitive salary.

● Work from anywhere.

● Learning and gaining experience rapidly.

● Reimbursement for basic working set up at home.

● Insurance (including a top up insurance for COVID).

Location

Remote - work from anywhere.

Hi All,

We are looking for a Senior Full Stack Java Developer for Chennai and Coimbatore location.

Responsible for building full stack Spring applications using Angular / Bootstrap / JavaScript / Java / SpringBoot / JPA / SpringJDBC/ Hibernate / MySQL / SQL Server.

The primary responsibilities will be to understand the requirements, design and development of applications using industry standard best practices.

Skills & Qualification:

 An engineering degree in computer science or electronics or others

 Strong Design and Analytical Skills with good understanding of Design Patterns

 Must have 4+ years of Java/Spring/JPA

 Must have 3+ years of experience with Web API

 Must have 3+ years of experience with Angular 12, Bootstrap , JQuery , JavaScript

 Strong working Experience in application development using client-side technologies like Bootstrap/HTML/Java Script/CSS/AJAX/JQuery  Strong understanding of Microservices architectures

 Must have 4+ years of experience working with Spring, Springboot, REST API, JPA and Hibernate

 Must have 4+ years of experience working with SQL Server, MySQL and other Databases

 At least 3+ years of working with Tomcat / Jboss or other application server

 Experience working with SOAP Web Service with WS-Security

 Strong knowledge of HTTP/HTTPS, XML, XML Schemas, XSLT, JSON, RESTful Web Services

 Strong Knowledge of WS-Security, OAuth, JWT is required

 Agile development experience is preferred

 Good Communication and presentation skill

We are hiring Full Stack Developer - at W2S Solutions - 3 to 6 years of experience.

Industry: IT-Software / Software Services

Role: Software Developer

Location: Chennai/Coimbatore

Salary: Best in the Industry

Job Description:

• Lead a team of Full Stack Developers in building Cloud Products/Solutions Participate in R&D activities led by architects
• Frond end: React JS, AngularJS, Angular 4 and above with deep knowledge of PureJS and DOM.
• Hands on experience in Node JS, MongoDB, Express JS.
• Should have good experience in Python, MySQL, Postgresql and Django.
• Must capable to handle projects alone.
• API development with REST knowledge is must.
• Cross platform mobile app development is nice to have.
• Should have handled projects in Agile methodology
• Strong knowledge of software implementation best practices
• Strong experience in designing and working with MVC and 3 tier architecture and Single Threaded Event Loop Model.

Desired Candidate Profile:

• Ability to quickly learn new concepts and software is necessary
• Candidate should be a self-motivated, independent, detail oriented, responsible team player and exhibit exceptional relationship management skills
• Strong organizational and project management skills.

Note: Looking for Immediate Joiners

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