
Strong MERN / Frontend Developer Profile
Mandatory (Experience 1): Must have 2+ years of hands-on experience in software development using MERN stack (MongoDB, Express.js, React.js, Node.js)
Mandatory (Experience 2): Must have 1+ years of frontend development experience with React.js, HTML5, CSS3, JavaScript (ES6+);
Mandatory (Experience 3): Must have experience with Next.js (SSR/SSG, API routes, Server Actions)
Mandatory (Experience 4): Hands-on experience in building RESTful APIs using Node.js and Express.js
Mandatory (Experience 5): Experience writing unit test cases using Mocha, Chai, Jest (or similar), and working in Agile/Scrum environments
Preferred
Preferred (Experience) – Exposure to GCP/AWS/DevOps and cloud-native development
Preferred (Educataion) – B.E /B.Tech /BCA

Similar jobs
Job Title : Senior Software Engineer (Full Stack — AI/ML & Data Applications)
Experience : 5 to 10 Years
Location : Bengaluru, India
Employment Type : Full-Time | Onsite
Role Overview :
We are seeking a Senior Full Stack Software Engineer with strong technical leadership and hands-on expertise in AI/ML, data-centric applications, and scalable full-stack architectures.
In this role, you will design and implement complex applications integrating ML/AI models, lead full-cycle development, and mentor engineering teams.
Mandatory Skills :
Full Stack Development (React/Angular/Vue + Node.js/Python/Java), Data Engineering (Spark/Kafka/ETL), ML/AI Model Integration (TensorFlow/PyTorch/scikit-learn), Cloud & DevOps (AWS/GCP/Azure, Docker, Kubernetes, CI/CD), SQL/NoSQL Databases (PostgreSQL/MongoDB).
Key Responsibilities :
- Architect, design, and develop scalable full-stack applications for data and AI-driven products.
- Build and optimize data ingestion, processing, and pipeline frameworks for large datasets.
- Deploy, integrate, and scale ML/AI models in production environments.
- Drive system design, architecture discussions, and API/interface standards.
- Ensure engineering best practices across code quality, testing, performance, and security.
- Mentor and guide junior developers through reviews and technical decision-making.
- Collaborate cross-functionally with product, design, and data teams to align solutions with business needs.
- Monitor, diagnose, and optimize performance issues across the application stack.
- Maintain comprehensive technical documentation for scalability and knowledge-sharing.
Required Skills & Experience :
- Education : B.E./B.Tech/M.E./M.Tech in Computer Science, Data Science, or equivalent fields.
- Experience : 5+ years in software development with at least 2+ years in a senior or lead role.
- Full Stack Proficiency :
- Front-end : React / Angular / Vue.js
- Back-end : Node.js / Python / Java
- Data Engineering : Experience with data frameworks such as Apache Spark, Kafka, and ETL pipeline development.
- AI/ML Expertise : Practical exposure to TensorFlow, PyTorch, or scikit-learn and deploying ML models at scale.
- Databases : Strong knowledge of SQL & NoSQL systems (PostgreSQL, MongoDB) and warehousing tools (Snowflake, BigQuery).
- Cloud & DevOps : Working knowledge of AWS, GCP, or Azure; containerization & orchestration (Docker, Kubernetes); CI/CD; MLflow/SageMaker is a plus.
- Visualization : Familiarity with modern data visualization tools (D3.js, Tableau, Power BI).
Soft Skills :
- Excellent communication and cross-functional collaboration skills.
- Strong analytical mindset with structured problem-solving ability.
- Self-driven with ownership mentality and adaptability in fast-paced environments.
Preferred Qualifications (Bonus) :
- Experience deploying distributed, large-scale ML or data-driven platforms.
- Understanding of data governance, privacy, and security compliance.
- Exposure to domain-driven data/AI use cases in fintech, healthcare, retail, or e-commerce.
- Experience working in Agile environments (Scrum/Kanban).
- Active open-source contributions or a strong GitHub technical portfolio.
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.
FullStack Developer
We are currently building the Technology platform for the Global Air Cargo industry ($300B market).
Currently, we have two open roles (1 Front End Engineer & 1 Back End Engineer).
Full Stack Engineers are also desired for the open positions.
These (2) engineers will be part of the Tech team which will be at the core of what we aspire to build.
Looking for Full Stack / Front End / Back End Developer
- Tech Stack (React, node.js, typescript, postgreSQL, AWS)
- loves to code, get hands-on and likes to build products from scratch
- At least 2+ years of experience building software products
- "Build local, Launch global" mindset
- Good with people and teams +
- prior startup experience +
- SaaS platform expertise +
- Work location - Chennai
- So we are looking only for candidates in Chennai or who are open to relocating to Chennai for this opportunity
- Open to explore both Contract & Full time options for the (2) roles
● Bachelor’s degree in computer science or equivalent practical experience
● 3+ years of experience in software development using Reactjs and Nodejs with data structures/algorithms
Preferred qualifications
● Strong in Object Oriented Programming and Design Patterns.
● You have experience of working closely with the product and design teams to deliver the product that materially impacts the business and improves the customer experience
● You follow SOLID principles and have experience with microservice architecture, have designed and implemented high performance scalable services/APIs.
● You have experience with component based architectures, PWA, Service workers, UI patterns and libraries most preferably ReactJS / NextJS
● Write client side high performant applications & develop prototypes
● Experience working with Node, NestJS / Express.
● Experience working with PostgreSQL, Redshift, Dynamo, Mongo and Cassandra databases.
● Experience working with RabbitMQ, Kafka.
● You constantly learn and adopt best practices at work, keeping in mind app performance, security, and scalability.
● You have experience working in distributed systems and built/designed systems to failover, event streaming, caching strategies
● You have experience with Docker/Kubernetes in AWS or any cloud computing platforms. And, are familiar with CI/CD processes.
Kudos if you already have:
● Great communication and team collaboration skills.
Responsibilities: Developing the latest user facing features using React.js Designing a modern highly responsive web - based user interfaceBuilding reusable components and front - end libraries for future use Translating designs and wireframes into high - quality codeLearn and understand user interactions Optimising components for maximum performance across a vast array of web - capable devices and browsers
Coordinating with various teams working on distinct layers.As a React.js Developer, you will be involved from conception to completion with projects that are technologically sound and aesthetically impressive
Freshers are welcome. stipend : 5K
Non - technical skills: Team player Excellent time
management skills Great interpersonal and communication skills.
About Us
Tyro.Fit is an interactive connected fitness platform, combining hardware, digital subscription content, and personal training services. Our products are designed to deliver the absolute best in-home workout experience:
- Studio hardware that looks beautiful in the home and is almost invisible
- Best-in-class trainers delivering the widest variety of workout content in an intimate 1:1 personal training format
- Personalized workout plans designed to help members achieve their fitness goals
The goal is to help make fitness efficient, effective, and convenient for our members, and to ensure they continue to enjoy using their Studio, day after day, for years to come.
Requirements
- 2+ years of professional software development experience, excluding internships
- 1+ years of experience contributing to the architecture and design (architecture, design patterns, reliability and scaling) of new and current systems.
- Programming experience with at least one modern language such as Java, C++,
- Development experience in Node.js and React
- Expertise with modern web technologies like TypeScript, ES6, Webpack, NPM
- Strong understanding of software architecture fundamentals, such as async programming, object oriented design, abstractions, software design, and multiple testing methodologies
- Experience in REST API Design, implementation and integration
- Expertise in client-side software structure and client-server integration
- Experience with Docker Containers, Docker Compose, Kubernetes.
- Experience with Agile (scrum) development process and tracking tools (JIRA/Confluence)
- Cloud management, deployment, and distributed systems architecture with Amazon Web Services
- Management of hosting environment, including database administration and scaling an application to support load changes
Authentication and Authorisation Related
- Experience with user authentication and authorisation between multiple systems, servers, and environments
- Knowledge in implementation of OAuth flows, OIDC, SAML, and token patterns.Worked with Oauth 2.0 and the flows- Code flow, Device flow, Client credentials flow
- Good understanding of different security areas specially access and identity management
VOD and Streaming Platform Related
- Experience working with web media APIs like Media Source Extensions, Encrypted Media Extensions, MediaCapabilities
- Experience working with bleeding edge web technologies like WebTransport and WebCodecs
- Experience with encoding (H.264/H.265), AWS Media Services (MediaLive/MediaPackage).
- Knowledge of video streaming technologies and DRM systems (HLS, DASH,etc)
Responsibilities
- Design, manage and develop technical requirements to build the VOD and streaming platform.
- Lead the development team on certifying the encoder/packager deliveries and provide technical production support for the real time encoder/packager.
- Design REST APIs and authentication and authorisation system.
What can you expect from us?
- 15-24LPA + ESOP Grants
- Part of the founding team - opportunity for rapid growth and a steep learning curve
- Flat hierarchies and open ear to your ideas/suggestions
Contact the job poster
Abhinav Sethi
Building Tyro.Fit | We’re changing how you workout with a revolutionary mirror-like home gym.
- Own our user interfaces with an eye to lightning-fast performance and a great user experience
- Implement compelling and intuitive UIs, shaping the design and feel of the product alongside our founders
- Write a significant amount of code for new and existing features
- Ship high-quality code and architecture
- Mentor engineers on the team, developing their skills and helping advance their careers
- Help shape the future of our engineering organization
Requirements
- You have been building production web applications for 5+ years and know the systems from top to bottom
- You know SQL and have significant programming experience on the frontend with React
- You have a BS/MS/Ph.D. in a scientific field or equivalent experience
- You want to work in a fast-paced, high-growth startup environment that respects its engineers and customers
- Comfortable working with a 100% distributed engineering team, collaborating on GitHub, Slack, Zoom, etc. in the open and as a self-starter.
Bonus points
- You have backend experience building microservices
- You’ve contributed to open-source libraries and actively participate in the development community (blogging, meetups, tweeting, etc.)
- You have experience building interactive data visualizations
- You have worked in TypeScript, Java, Go
- Previous experience working as a React.js Developer.
- Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model Thorough understanding of React.js and its core principles
- Familiarity with RESTful APIs
- Knowledge of performance testing frameworks including Mocha and Jest.
- Familiarity with code versioning tools (such as Git )
- Experience with browser-based debugging and performance testing software.
- Excellent troubleshooting skills.
- Good project management skills.
What will I be doing?
- Design and develop solutions to complex technical problems spanning the development of product features, quality validation, and deployment to customers
- Build highly scalable web applications that are designed for high performance
- Lead design and code reviews
- Work closely with senior management, Product Manager, and our team of developers.
- Contribute visibly to product quality, innovation, and customer-centric design across the engineering organization
- Lead, motivate and direct team members to build high-quality software in a fast-paced agile environment
- Actively hire the engineering & product team, & develop the existing team
- Share experiences and skills to aid team members in enhancing their professional skills and career
What skills do I need?
- 4+ years of experience building large scalable systems
- Strong experience in agile methodologies and test-driven development (TDD)
- Experience in software development using open source technologies
- Knowledge in domain-driven design, design patterns, and enterprise integration patterns
- Must have experience in delivering software via complete Continuous Integration and Continuous Delivery (CI/CD) pipeline
Plus Points:
- A history of working on side/hobby projects or contributing to open source projects is a plus
- You have worked in a startup before
Most importantly: Be excited to learn what you don’t already know!










