MERN Stack Developer

Job Title : Full Stack TypeScript Developer (Web3)

Location : Remote

Experience Level : 3+ Years

Role Overview :

Join our innovative, funded Web3 startup as a Full Stack TypeScript Developer and play a key role in building a wallet-to-wallet audio calling platform. You’ll collaborate with cross-functional teams to deliver a seamless user experience by integrating real-time communication, blockchain payments, and advanced analytics into our platform.

Key Responsibilities:

Development & Blockchain Integration :

• Design and develop a responsive React + TypeScript frontend using Vite.
• Build a scalable TypeScript, Express.js backend to manage wallets and on-chain transactions.
• Integrate wallet connection frameworks like RainbowKit and Wagmi.
• Implement blockchain payment systems using Superfluid Finance and on-chain revenue sharing with 0xSplits.

Real-Time Communication :

• Develop and optimize real-time audio streaming for calls and Spaces using Jitsi or 100ms.
• Ensure low-latency performance, scalability, and smooth user interactions for high-concurrency scenarios.

Data Management & Analytics :

• Manage relational data with Drizzle ORM and Neon Postgres.
• Develop analytics features using The Graph or custom indexers to query blockchain data effectively.

Collaboration & Documentation :

• Collaborate closely with product, design, and blockchain teams to align on technical solutions and goals.
• Document APIs, workflows, and architectural decisions to ensure clarity and smooth handoffs.

Required Skills:

• Strong proficiency in React, TypeScript, and Express.js.
• Hands-on experience with blockchain tools such as ethers.js, Superfluid, 0xSplits, and The Graph.
• Familiarity with real-time audio communication systems like Jitsi or 100ms.
• Expertise in relational databases like Postgres and scalable storage solutions.
• Excellent debugging, optimization, and problem-solving skills.

Preferred Qualifications:

• Prior experience in Web3 or blockchain-based applications.
• Knowledge of decentralized systems and protocols.
• Understanding of agile development processes and CI/CD pipelines.
• Strong attention to detail with the ability to write clean, maintainable code.

What We Offer:

• A chance to work at the forefront of Web3 innovation.
• Fully remote, flexible work environment.
• Competitive salary and equity options.
• Opportunity to make a significant impact in a growing startup.

We are looking for a Senior Developer to build and implement programs. As a senior developer, you’ll gain valuable management experience delegating responsibilities to the rest of your team and reviewing the work of junior developers.

Requirement

• Bachelor’s Degree in Computer Science required.
• 3+ years of experience in web and software development with NODE.JS and REACT.JS.
• Ability to work independently and multi-task effectively.
• Demonstrated understanding of projects from the perspective of both client and business.

Technical Skills

• Node Js
• MERN Stack
• Jira
• Version Control
• PHP, MySQL
• CSS
• OOP
• Agile Development

Roles & Responsibility

• Develops software solutions by studying information needs, conferring with users, studying systems flow, data usage, and work processes; investigating problem areas; and following the software development lifecycle.
• Documents and demonstrates solutions by developing. documentation, flowcharts, layouts, diagrams, charts, code comments, and clear code.
• Prepares and installs solutions by determining and designing system specifications, standards, and programming.
• Improves operations by conducting systems analysis and recommending changes in policies and procedures.
• Meeting deadlines.
• Accomplishes engineering and organization mission by completing related results as needed.
• Troubleshoot, debug and upgrade existing software  

Job Summary

Hitasoft, a web and mobile application development company is looking for a Full Stack Developer(MERN) to produce scalable software solutions. You'll be part of a cross-functional team that's responsible for the full software development life cycle, from conception to deployment.

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.

The job location is Madurai.

Responsibilities

Binding of UI elements to JavaScript object models

Creating RESTful services with Node.js

MERN stack developer must have proven experience in front & back-end development.

Work in a cross-functional team to deliver a complete user experience.

Developer must expertise into MongoDB, Express, Node.js, & React.

Create Unit and Integration tests to ensure the quality of code.

MERN full stack developer must have the ability to wear many hats and learn new technologies quickly.

Understanding & proficiency in REST APIs.

MERN stack developer should know Git Repository and Jira.

Integration of data storage solutions [RDBMS, NoSQL DB].

Work with development teams and product managers to ideate software solutions.

Develop and manage well-functioning databases and applications.

Test software to ensure responsiveness and efficiency.

Create security and data protection settings.

Requirements

MERN Full stack eCommerce developer is responsible for writing reusable, testable, and efficient code.

Design and implementation of low-latency, high-availability, and performant applications.

Implementation of security and data protection.

Understanding of performance testing and optimization techniques.

MERN software developers must have good communication & interpersonal skills.

Ability to work independently with minimum supervision.

Hurry Upp!!! We are Hiring Full Stack Developer

We are looking for a highly skilled computer programmer who is comfortable with both front and back-end programming. Full Stack Developers are responsible for developing and designing front-end web architecture, ensuring the responsiveness of applications, and working alongside graphic designers for web design features, among other duties.

Full Stack Developers will be required to see out a project from conception to final product, requiring good organizational skills and attention to detail.

Full Stack Developer 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.

We enable humans & machines with internet connectivity at a price that they can afford.

The inspiration for Wifi Dabba came from the founders working together for the last decade in the mobile application industry and realising the biggest reason for user churn being access to cheap and affordable internet access. From having worked on ground onboarding users and facing poor connectivity issues all the time, we took it on ourselves to fix the internet access problem for the common citizen.

At Wifi Dabba (YC W17), we are building a low cost, scalable & distributed Wi-Fi infrastructure to connect next billion users online. We do this by deploying a grid of lasers (Free Space Optics) over the cities & town and bring cheap and fast internet for everyone. We enable anyone to buy 1 gig of data access at a time at a price they can afford. Sachetization of internet access is the foundation to rebuilding internet for all. We do this by leveraging crypto and blockchain to truly make internet infrastructure ownership distributed — our vision is to be connectivity layer for the Web3 world.

• You will get the chance to be an early team member at a fast-growth YC startup.
• You get to define the future of telecom infrastructure ownership and operations.
• We’re a tight-knit team where you'll learn a ton and have ownership.
• Opportunity to build for the next billion users.

• Strong engineering background preferably in Computer Science
• Experience architecting, developing, and testing full-stack code end-to-end
• Experience working with relational & NoSQL databases
• Experience with AWS services
• Experience working with MERN Stack, performing unit/feature testing, and managing REST APIs.
• Knowledge of front-end technologies including HTML5, CSS3, JavaScript, and jQuery.
• Knowledge of any one frontend framework/libraries like Angular/VueJs/ReactJS.
• Knowledge of code versioning tools like GIT, SVN.
• Experience in building user interfaces for websites and/or web applications.
• Experience in designing and developing responsive design websites with any frontend css frameworks like Bootstrap/Tailwind CSS.
• Build backend APIs and services that power new products that interact with Solana (or other) blockchains
• Build front-end Web3 interfaces that interact with your backend code
• Participate in design discussions with business users, web producers and engineering teams.
• Perform requirements analysis, high-level design, effort estimation for new business requirements and feature enhancements.
• Write clean, concise, and sustainable code.
• Team player who enjoys collaborative effort.

• Entrepreneurial mindset (we encourage all employees to be future founders and this can be a great stepping stone towards that)
• You’re passionate about crypto, Web3
• Customer-centric and passionate about working in a small & focused team
• Previous experience building/working in telecom software or infrastructure
• Previous experience building web3 project - DeFi / Blockchain infrastructure
• Previous experience at a high-growth, fast-paced startup

Synapsica is a growth stage HealthTech startup founded by alumni from IIT Kharagpur, AIIMS New Delhi, and IIM Ahmedabad. We believe healthcare needs to be transparent and objective, while being affordable. Every patient has the right to know exactly what is happening in their bodies and they don’t have to rely on cryptic 2 liners given to them as diagnosis.

Towards this aim, we are building an artificial intelligence enabled cloud based platform to analyze medical images and create 2.0 of advanced radiologist reporting.

We are backed by Y Combinator and other investors from India, US and Japan. We are proud to have GE, AIIMS, the Spinal Kinetics as our partners.

Join us, if you find this as exciting as we do!

Description:

We are looking for a skilled computer programmer who is comfortable with both front and back end programming. Hands-on with UI and server-side is highly desirable.

You will get hands-on experience in the latest technologies and skills including product design and architecture. This role is ideal for you if you have a background in Full Stack development and are looking for the next level of career growth in a fast paced, learning based and merit driven work environment.

Responsibilities:
- Work alongwith teams and product managers to ideate software solutions. 
- Design, build and develop front end application features.
- Design, build and develop microservices and backend server applications.
- Designing and scaling databases and servers.
- Ensuring analysis, efficiency, responsiveness and cross-platform compatibility of applications through captured  metrics, testing frameworks, and debugging methodologies.
- Owning and delivering end-to-end products, features, enhancements.
- Hands-on coding and development.
- Technical documentation through all stages of development

Requirements:
- Degree in Computer Science or related discipline with 6-10 years of experience.
- Hands on with Reactjs or similar framework/library.
- Proficiency with server side languages such as Nodejs, Python.
- Proficiency with at least one no-sql database such as MongoDB.
- Good understanding of CI/CD processes.
- Excellent verbal communication skills.
- Good problem solving skills.
- Attention to detail.
- Very high sense of ownership.
- Deep interest and passion for technology

Job description

.

Responsibilities:

• Developing all server-side logic, definition, and maintenance of the central database(s), and ensuring high performance and responsiveness to requests from the front-end & Back-end.
• Addressing architectural problems like scalability, availability, etc., and providing solutions for them.
• Developing Database models, APIs, and processes.
• Developing ideas for new programs, products, or features by monitoring industry developments and trends.
• Understand business requirements and translate them into technical requirements.
• Implement user interface components for JavaScript-based web and mobile applications using the React.js open-source library ecosystem.
• Code debugging and performance testing.
• Dealing with clients associated with different projects.
• Developing new user-facing features using React.js.
• Writing reusable, testable, and efficient code.
• Translating designs and wireframes into high-quality code.
• Optimizing components for maximum performance and responsiveness across all devices and browsers.
• Dealing with clients associated with different projects.
• Developing new user-facing features using React.js & Node.js.
• Writing reusable, testable, and efficient code.
• Translating designs and wireframes into high-quality code.
• Optimizing components for maximum performance across a vast array of web-capable devices and browsers.
• Implement user interface components for JavaScript-based web and mobile applications using the React.js & Node.js open source library ecosystem.
• Code debugging and performance testing.

Required Skills:

• Good Experience with Node.js backend development platforms & MongoDB
• Good Experience with JavaScript frameworks and tools such as React.js, Redux, Amber, Web pack, Enzyme, and Flux.
• Understanding of accessibility and security compliance.
• Handling of Asynchronous tasks in frontend and backend both.
• Good to have experience in creating and using Image APIs.
• Prior experience with deployment on AWS and Heroku servers.
• Have good knowledge of Version Control Tools.
• Experience with RESTful APIs
• Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model.
• Bootstrap, HTML & CSS is a must to know.
• Having an understanding of React.js and its core principles is an added advantage.
• Experience with popular React.js workflows (such as Flux or Redux) is an added advantage
• Experience with handling data structures.
• Experience with React.js frontend development platforms.

What we offer:

• A dynamic and collaborative team.
• Tech start-up environment to develop and shape an ambitious business
• Competitive success-oriented remuneration package

What you need to have:

Responsibilities

Work with dev teams and manage projects.

Plan with security and data protection as a foreword thought.

Build real-time and near real-time web applications with video/audio streaming.

Provide budgets and cost estimations for projects and server/service costs.

Design and develop client and server-side architectures.

Build front-end apps on React, Vue. You should be an expert at React.

Develop and manage database

Plan and write APIs

Test software to ensure responsive and efficiency

Write technical documentation

Requirement

5+ years experience

Front-end - React, Vue, Angular ( Expert in React and Angular)

Backend - Go-lang, Python, nodeJS, ( Must have working knowledge of atleast any of the two

programming languages)Framework: Django, Express JS

Misc - Linux, AWS, Deployment, Docker( Mandatory)