Node js Backend developer

Job Title: Full Stack Developer (Java + React)

Location: Bangalore

Experience Level: 6–10 Years

Employment Type: Full-time

Job Summary-

Wissen Technology is looking for a skilled Full Stack Developer with strong experience in Java (backend) and React (frontend) to join our engineering team. You will be responsible for designing, developing, and maintaining scalable web applications, collaborating with cross-functional teams, and delivering high-quality software solutions.

Key Responsibilities

• Design, develop, and maintain robust, scalable, and secure web applications
• Build RESTful APIs using Java-based frameworks
• Develop responsive and dynamic user interfaces using React
• Collaborate with product managers, designers, and other developers to define and deliver features
• Write clean, maintainable, and efficient code following best practices
• Perform code reviews and mentor junior developers
• Troubleshoot, debug, and upgrade existing applications
• Ensure application performance, quality, and responsiveness
• Participate in Agile/Scrum development processes

Required Skills & Qualifications

• Strong proficiency in Java (8 or above) and backend frameworks such as Spring Boot
• Solid experience with React.js, including hooks, state management, and component lifecycle
• Experience building and consuming REST APIs
• Familiarity with frontend technologies: HTML5, CSS3, JavaScript (ES6+)
• Knowledge of databases such as MySQL, PostgreSQL, or MongoDB
• Experience with version control systems like Git
• Understanding of software development principles, design patterns, and data structures
• Familiarity with build tools like Maven or Gradle
• Basic understanding of cloud platforms (AWS, Azure, or GCP) is a plus

About Gate6

At Gate6, we’re more than a tech company — we’re a team that grows together. Many of our people have been with us for over 10, even 20 years — a rare legacy in the fast-changing digital world. Why? Because we believe in challenging work, creative freedom, and building real impact through innovation.

With offices in Scottsdale, AZ and Indore, India, we craft cutting-edge digital solutions while nurturing a culture where talent thrives, ideas matter, and careers last. If you’re ready to grow with a team that’s in it for the long run — Gate6 is your place.

About the Role

We are hiring an experienced Senior Python Developer to design and build high-quality web applications and APIs. You will play a key role in system architecture & code quality. The ideal candidate has hands-on experience with backend frameworks, frontend integration, and cloud deployments.

Key Responsibilities

• Design and implement end-to-end web applications using Python (Django, Flask, or FastAPI).
• Develop and consume RESTful APIs and ensure security (JWT, OAuth2).
• Integrate with third-party services such as payment gateways or CRMs.
• Work with relational and NoSQL databases (MySQL, PostgreSQL, MongoDB).
• Optimize backend performance and database queries.

Required Skills

• Strong knowledge of Python frameworks, JavaScript (Angular), and SQL.
• Hands-on experience with API development and version control (Git).
• Understanding of Microservices architecture.
• Familiarity with AWS cloud.

About Us

21 Knots is a design, engineering, and consulting firm providing services to the global maritime and oil & gas industry. In an industry constantly evolving due to dynamic regulations, economic fluctuations, and climate change mandates, we strive to deliver cutting-edge solutions with an unwavering commitment to excellence. Our comprehensive services are designed to create value for our esteemed clients while enabling them to achieve their business goals.

The Role

We’re looking for a skilled and motivated Software Developer to join our team at 21 Knots. Someone with backend development with a working knowledge of frontend technologies. The ideal candidate will have a strong command of backend frameworks such as Django, FastAPI, or Flask, and familiarity with frontend tools like HTML, CSS, JavaScript, and optionally React, Angular, or Vue. You will play a key role in building, maintaining, and optimizing scalable software solutions while collaborating with a team

Responsibilities

• Develop,test, and maintain backend services using Django, FastAPI, or Flask.
• Design and implement RESTful APIs for web and internal tools.
• Work with relational and non-relational databases such as PostgreSQL, MySQL, or MongoDB.
• Optimize application performance and implement backend security best practices.
• Collaborate with frontend developers, designers, and cross-functional teams to deliver high-quality solutions.
• Write clean, maintainable, and well-documented code.
• Support basic frontend development tasks using HTML, CSS, and JavaScript.
• Work with modern frontend frameworks like React.js, Angular, or Vue (good to have).

What You’ll Need

Experience:

• 1–4 years of hands-on experience in backend development.
• Exposure to full-stack development environments.
• Experience working with RESTful APIs, databases, and cloud integration is a plus.

Education:

• Bachelor’s degree in Computer Science, Information Technology, or a related field.

Tools & Software Proficiency:

• Proficiency in Django, FastAPI, or Flask.
• Familiarity with PostgreSQL, MySQL, or MongoDB.
• Basic knowledge of frontend technologies: HTML, CSS, JavaScript.
• Exposure to Bootstrap or Tailwind CSS for responsive UI design.
• Good to have: experience with React, Angular, or Vue.
• Familiarity with cloud platforms (AWS, Azure, or GCP) and Agile/Scrum methodologies is an added advantage.

Skills & Competencies:

• Strong problem-solving and debugging skills.
• Understanding of RESTful architecture and secure coding practices.
• Ability to collaborate in a cross-functional environment.
• Good verbal and written communication skills.

Developer – Full stack

·        Full stack development experience for 1-2 years

·        Implement new application features and improvements to existing features based on defined project requirements.

·        Experience with React or Angular framework

·        Familiarity of HTML5, CSS3, and JavaScript skills.

·        Experience developing server side applications in at least Java 8.

·        Experience with Spring Boot and REST APIs.

·        Collaborate with cross-functional teams to design, develop and deploy new features and applications

·        Ability to write and optimize SQL queries and database performance tuning

·        Familiar using source control systems, preferably Git.

·        Troubleshoot and resolve application bugs

·        Passionate about developing high quality code that has been thoroughly tested.

·        Strong written and verbal communications skills.

·        Stay up-to-date with emerging trends and technologies in web development

·        Implement automated testing and continuous integration and deployment processes

·        Ability to learn quickly.

Good to have skills

·        Python, Flask, Fast API knowledge

·        Cloud knowledge – preferably AWS

·        Understanding of graph database

·        Familiarity with containerization technologies such as Docker and Kubernetes

Job Title: NET Full Stack Developer (5-12 Years

Experience)

Skills: NET Core, C#

F, ReactS, MVC, SQL Server,

Microservices, Azure, RESTful APIs, Agile, CI/CD, DevOps.

Experience: 5 to 12 years in full-stack or backend development.

We are looking for a skilled NET Full Stack Developer to join our team. If you have expertise in .NET Core, ReactJS, and MVC, along with a passion for problem-solving and innovation, this is an excellent opportunity to work on impactful projects in a dynamic environment.

Key Responsibilities:

* Full-Stack Development: Design, develop, and maintain applications using .NET Core, C#, and

* Software Design: Apply design principles, including HLD & LLD, for scalable applications.

* Database Management: Write optimized SQL queries, stored procedures, and dynamic queries.

* Cloud & Microservices: Work with Azure, containerization, and microservices architecture.

* Version Control & Debugging: Use Git, troubleshoot, and debug efficiently.

* Agile Development: Collaborate in Scrum teams, ensuring continuous improvement.

Preferred Qualifications:

* Experience with Azure, AWS, or Google Cloud.

* Familiarity with Cl/CD pipelines, Devops, and application migration.

Job : Full Stack Developer                                

Location:Hyderabad

Mode:Hybrid

Experience : 5 +

Skills: React Js,Node Js, Javascript , AWS

We are seeking a talented Full Stack Developer to join our dynamic team. The ideal candidate should have a strong background in Node.js, React.js, AWS, and proficient skills in JavaScript. As a Full Stack Developer, you will be responsible for designing, developing, and maintaining web applications throughout the entire software development lifecycle. Your expertise will contribute to the creation of innovative solutions that enhance user experience and drive business growth.

Responsibilities:

• Collaborate with cross-functional teams to define, design, and ship new features.
• Develop server-side logic using Node.js, ensuring high performance and responsiveness to requests from front-end components.
• Build reusable and efficient front-end components using React.js.
• Implement and maintain API integrations with third-party services.
• Optimize applications for maximum speed and scalability.
• Collaborate with other team members and stakeholders to troubleshoot, debug, and optimize application performance.
• Stay up-to-date with emerging technologies and industry trends to ensure the best practices are consistently applied.
• Implement security and data protection measures.
• Participate in code reviews and provide constructive feedback to team members.
• Deploy applications on AWS and manage cloud infrastructure.

Description:

• 5+ years of overall experience with 3 years of exp in React.js,Node.js
• Bachelor's degree in Computer Science, Engineering, or a related field.
• Proven experience as a Full Stack Developer or similar role.
• Strong proficiency in JavaScript and its modern frameworks (Node.js, React.js).
• Experience with AWS services and cloud infrastructure.
• Familiarity with front-end technologies such as HTML, CSS, and JavaScript frameworks/libraries.
• Recommended Experience: Proficiency in Node.js, Typescript, React, and MongoDB.
• Knowledge of database systems (SQL, NoSQL)
• Experience with user interface design.
• Knowledge of performance testing frameworks including Mocha and Jest.
•  Experience with browser-based debugging and performance testing 
• Excellent problem-solving and communication skills.
• Ability to work both independently and collaboratively in a team environment.

How to Apply:

If you have a passion for backend development, possess the required experience, and are excited about contributing to innovative projects, we invite you to apply.

P99soft is an equal opportunity employer, dedicated to fostering diversity and creating an inclusive workplace for all employees.

As Lead Software Engineer, we are looking for a person who loves to engineer design specs into usable interactions. Responsibilities will include translation of the UI/UX design wireframes to actual code that will produce visual elements of the application. You will work with the development team to understand and bridge the gap between graphical design and technical implementation, taking an active role and defining how the application looks as well as how it works.

This is an innovative role and requires a candidate who is extremely motivated, dedicated, and passionate about development. It's a high growth opportunity to be part of a fast-growing startup!

Key Responsibilities :

- Build scalable web applications using MERN Stack
- Convert visual designs to UI elements with an acute eye for detail and design fidelity
- Make web applications responsive and cross-browser compatible
- Optimize application performance and reduce page loading speed
- Collaborate with various teams to develop new features
- Ability to work under pressure and deliver projects with tight deadlines
- Implement unit tests and integration tests to drive development efficiency.

Requirements :

- 3 years of work experience comprising of Backend(preferably NodeJS), Frontend (React/Angular) and Software Design/Architecture
- 2+ years experience building Production grade applications on ReactJS or Angular - STRICT REQUIREMENT
- Expertise in building UI components in a reusable manner.
- Knowledge of messaging services like Apache Kafka, RabbitMQ
- Experience in integrating REST APIs and developing data processing pipelines
- Experience in distributed web services development and chaining
- Understanding of cloud services like AWS and GCP
- Experience with DevOps technologies such as Docker, Kubernetes, Jenkins, CI/CD, etc
- Experience in working with Mapping Library like Google Maps, Mapbox or Leaflet is a plus.

Salary - 4-6.5 lpa