React and node js

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.

Job Title: MERN Stack Developer (Node.js & React.js Expert)

Experience: 5 – 7 Years

Location: Bangalore

Work Mode : Hybrid

Employment Type: Full Time

Job Summary:

We are seeking a highly skilled MERN Stack Developer with a strong background in Node.js and React.js to join our dynamic team. The ideal candidate should have 5–7 years of hands-on experience building scalable, secure, and high-performance web applications. You will play a critical role in the architecture, design, development, and deployment of end-to-end solutions using the MERN stack.

Key Responsibilities:

• Design, develop, and maintain full-stack applications using MongoDB, Express.js, React.js, and Node.js
• Build RESTful APIs and ensure integration with front-end components
• Optimize components for maximum performance across a vast array of web-capable devices and browsers
• Write clean, modular, and reusable code with proper documentation and testing
• Troubleshoot and debug issues across the stack
• Collaborate with UI/UX designers, product managers, and other developers to deliver high-quality products
• Participate in code reviews, architectural discussions, and continuous improvement of development processes
• Ensure secure coding practices and compliance with best standards
• Manage deployments and maintain CI/CD pipelines

Required Skills and Qualifications:

• 5–7 years of professional experience in full-stack web development with a focus on Node.js and React.js
• Deep understanding of JavaScript, ES6+, and asynchronous programming
• Strong experience in building scalable backend services using Node.js and Express
• Proficient in building rich UI components using React.js, Redux/Context API, and modern front-end tooling (Webpack, Babel, etc.)
• Experience with MongoDB and Mongoose, and understanding of NoSQL database design
• Hands-on experience with API design, JWT/Auth, and third-party integrations
• Familiarity with Git, Docker, and modern DevOps practices
• Knowledge of performance optimization and security best practices
• Experience with testing frameworks (Jest, Mocha, Cypress, etc.)

Nice to Have:

• Exposure to TypeScript
• Experience with GraphQL
• Familiarity with cloud platforms like AWS, Azure, or GCP
• Knowledge of CI/CD tools like Jenkins, GitHub Actions, etc.

Note : Immediate & Serving Notice period candidates are prefered

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

• Improving customer experience, not only for borrowers, but also other partners on the platform.
• Ensure seamless integration with data/ service providers and lending partners.
• When not doing any of above, write tests to prevent any regressions.

• Full-stack development experience.
• Experience with Ruby on Rails.
• Self-starter: Someone who can develop independently.
• Passionate about problem solving, ability to see the big picture.
• Realizes the value of 80-20

• Regular participation on Codechef, Topcoder etc. ( If yes, please cite your rank and pass on a link to your profile! )
• Prior experience at a bank / fin-tech / non-banking financial player in a technical role.

We believe that great change begins with individuals who are given the freedom to make a difference, and we champion this in all that we do here at Vamstar. Hence we are urgently looking to hire a senior person to fill in for a Full Stack Engineer

The ideal candidate will be responsible for developing high-quality applications along with designing and implementing testable and highly scalable codes. If you have a gig towards Java, Node, AWS, Javascript and Typescript and have worked extensively in web application development; we are looking for you.

Responsibilities

• Managing team(s)
• Develop quality software and web applications
• Analyze and maintain existing software applications
• Design highly scalable, testable code
• Discover and fix programming bugs

Qualifications

• B.Tech - CS from a Tier 1/2 college
• Minimum 5 years of experience
• Great communication skills

Key Benefits 

• Performance Bonus on a Quarterly basis on performance 
• 25 days paid holidays each year including your accrued leaves, sick leaves, fixated and optional holidays. 
• Flexible working hours 
• Permanent Work from home 
• Yearly virtual cross-tribe pollinations (we have another engineering team in UK, US and Vietnam) 
• Wholesome development experience with MacBook Pro and extra monitor(s) post completion of Probation period/ machine bonuses 
• Regular and transparent appraisals based on performance. 

More about our Team: As an engineering team, we are dedicated, hardworking and always looking to learn and improve our craft. This happens in regular knowledge sharing sessions with both Full Stack and Machine Learning teams, and we are always keen to collaborate when a challenging problem comes up. In our work, we use industry best practices like Github. AWS, Ally, Trello, Slack, TDD, CI/CD and code reviews as part of building every feature. We also continually evaluate new technologies to see if they can help improve our platform.  

If you are an analytical problem solver with a strong Web Development knowledge and a passion for teamwork and innovation, we have the perfect job for you!

We are looking for a Web Developer to join our award-winning, talented team, building the next generation automated drone applications for our global customers.

As a front-end developer, you will implement a complete user interface in the form of a web app. A thorough understanding of all of the components of FlytBase platform and infrastructure is required. You will need to take ownership of your projects, which involves detailing requirements after discussion with the Product Owner, building user interfaces, developing and maintaining web apps with a focus on user experience. 

We offer an outstanding team environment, flexible working hours, and various opportunities to advance your career. We are looking for a long-term relationship and committed individuals to join our team. This position is based out of our development centre in Pune, India.

Responsibilities

• Work as part of a team developing applications and services using Agile development methods
• Contribute to team and organizational improvements in process and infrastructure
• Effectively use tools and ingenuity to identify and fix defects before they become a problem
• Creating self-contained, reusable, and testable modules and components
• Learn about the domain and competitors to propose new drone apps as well as improvement for existing apps
• Collaborate on projects with a closely knit team

As a Front End Developer

• Delivering a complete front end application
• Ensuring high performance on mobile and desktop
• Writing tested and documented TypeScript/JavaScript, HTML and CSS
• Coordinating the workflow between the graphic designer, the backend developers, and yourself
• Cooperating with the back-end developer in the process of building the RESTful APIs
• Make design and technical decisions for Angular projects.
• Communicating with external web services
• Develop and maintain web apps using our FlytAPIs

As a Back End Developer

• Integration of user-facing elements developed by front-end developers with server side logic
• Design and implementation of low-latency, high-availability, and high-performance applications
• Implementation of security and data protection
• Writing reusable, testable, and efficient code

Skills/Experience

• 1-4 yr experience as an Angular 2+ or React or Ionic Developer.
• Strong expertise with NodeJS, HTML5, CSS, JSON, jQuery, Bootstrap and writing cross-browser compatible code.
• Knowledge of NodeJS frameworks such as ExpressJS etc.
• Knowledge of Creating RESTful services with Node.js and Experience with Socket.io
• Good understanding of HTML Dom manipulation Techniques
• User authentication and authorization between multiple systems, servers, and environments
• Understanding of fundamental design principles behind a scalable application
• Proficiency working with source control (git) / versioning systems, continuous integration in an agile development setup
• Strong analytical skills and problem solving aptitude
• Attention to details
• Team player
• Good time-management skills
• Great interpersonal and communication skills

Good to Have

• Understanding of how to deploy Mean stack applications in AWS/Azure deployment environment, considering security, reliability, etc.
• Knowledge of other python-based server side frameworks such as Flask or Django.

We are looking for a full stack developer to produce scalable software solutions.

As a full stack developer, you should be comfortable around both front-end and back-end coding languages, development frameworks and third-party libraries. You should also be a team player with a knack for visual design and utility.

If you’re also familiar with Agile methodologies, we’d like to meet you.

Responsibilities:

• Developing front end website architecture.
• Designing user interactions on web pages.
• Developing back end website applications.
• Creating servers and databases for functionality.
• Ensuring cross-platform optimization for mobile phones.
• Ensuring responsiveness of applications.
• Working alongside graphic designers for web design features.
• Seeing through a project from conception to finished product.
• Designing and developing APIs.
• Meeting both technical and consumer needs.
• Staying abreast of developments in web applications and programming languages.

Requirements:

• Degree in Computer Science.
• Strong organizational and project management skills.
• Proficiency with fundamental front end languages such as HTML, CSS and JavaScript.
• Familiarity with JavaScript frameworks such as Angular JS, React and Amber.
• Proficiency with server side languages such as Python, Ruby, Java, PHP and .Net.
• Familiarity with database technology such as MySQL, Oracle and MongoDB.
• Excellent verbal communication skills.
• Good problem solving skills.
• Attention to detail.

Reporting directly to the Founder

The job requires a great deal of responsibility early on, but we're working on something exciting and there's lots of opportunity of growth and learning.

The job is full-time, remotely based, and with flexible hours.