MERN Stack + Web3 Developer

Job Description: React + Node.js Full Stack Developer

Experience: 4+ Years

Location: HP, Bellandur Office, Bangalore

Joining: Immediate Joiners Only

Job Overview

We are looking for an experienced React + Node.js Full Stack Developer to build scalable, responsive, and high-performance web applications. The ideal candidate should have strong hands-on experience in React.js for frontend development and Node.js with Express.js for backend development.

Mandatory Skills

• React.js
• Node.js
• Express.js
• JavaScript (ES6+)
• REST API development and integration

Key Responsibilities

• Develop responsive and user-friendly web applications using React.js.
• Build scalable backend services and APIs using Node.js and Express.js.
• Design, develop, and integrate RESTful APIs.
• Integrate frontend and backend systems.
• Work with databases such as MongoDB, MySQL, or PostgreSQL.
• Write clean, reusable, and maintainable code.
• Troubleshoot, debug, and optimize application performance.
• Participate in code reviews and Agile development activities.
• Implement authentication and authorization mechanisms.

Preferred Skills

• Redux or Context API
• MongoDB, MySQL, or PostgreSQL
• Git version control
• JWT / OAuth authentication
• Basic knowledge of AWS, Azure, or GCP

Candidate Requirements

• Minimum 4 years of relevant development experience.
• Strong hands-on experience in both React.js and Node.js.
• Good understanding of full-stack application development.
• Immediate joiners only, due to urgent project requirements.
• Must be comfortable working from the HP Bellandur office in Bangalore.

About the Role

Octalbees is looking for a MERN Stack Developer Intern to join our development team and work on practical, industry-oriented web development projects.

What You'll Work On

• Build and improve web applications using MongoDB, Express.js, React.js, and Node.js
• Develop responsive and user-friendly frontend interfaces
• Build and integrate REST APIs
• Work with databases, authentication, and backend services
• Debug, test, and optimize applications
• Collaborate with the team and follow professional development workflows
• Contribute to real-world projects and features

What We're Looking For

• Basic to good understanding of the MERN stack
• Knowledge of JavaScript, React.js, Node.js, Express.js and MongoDB
• Understanding of REST APIs and Git/GitHub
• Good problem-solving and communication skills
• Willingness to learn, take feedback, and work on practical projects

What You'll Get

• Hands-on experience with industry-oriented projects
• Mentorship and guidance
• Exposure to professional development workflows
• Internship certificate and project experience
• Performance-based stipend from the second month for eligible interns
• PPO opportunity for candidates who demonstrate strong performance and contribution

Internship Details

• Mode: Remote
• Type: Internship
• Commitment: Part-time / flexible
• Candidates who perform well may have opportunities for continued engagement with Octalbees.

Important: Stipend and PPO are performance-based and are not guaranteed for every intern.

To Apply: Submit your application through Wellfound with your updated resume/GitHub/portfolio.

We are looking for an experienced Full Stack Developer to join our in-office engineering team in Hyderabad. You will build and maintain scalable, secure, multilingual web and mobile-facing products end to end — from intuitive front-end interfaces to robust back-end services and APIs.

Key Responsibilities

• Design, develop, and maintain front-end (React.js) and back-end (Node.js/Express.js) components.
• Build and integrate secure REST APIs and manage databases (MongoDB / SQL).
• Write clean, testable, well-documented code and participate in code reviews.
• Collaborate with product, design, and QA teams to ship features on schedule.
• Optimise applications for performance, scalability, and security.
• Troubleshoot, debug, and resolve production issues.

Requirements

• 3–10 years of hands-on full-stack development experience.
• Strong proficiency in React.js, Node.js, JavaScript/TypeScript, and REST APIs.
• Solid experience with databases (MongoDB and/or SQL) and version control (Git).
• Good understanding of responsive design, security best practices, and cloud deployment.
• Strong problem-solving skills and the ability to work on-site in a collaborative team.

What We Offer

• Competitive salary
• Opportunity to work on a fast-growing, cross-border product.
• A collaborative, in-office team environment in Hyderabad.

Skill: React+Node

BPM ID: 114488-23

Budget: Max 15 LPA

Location: HP Bellandur office

Experience: 4+

Note: Only Immediate Joiner’s pls very urgent requireemnt

We are seeking a skilled React & Node.js Developer to join our development team. The ideal candidate will be responsible for building scalable web applications using modern frontend and backend technologies. You will work closely with cross-functional teams to design, develop, and maintain high-performance applications.

Key Responsibilities

• Develop responsive and user-friendly web applications using React.js
• Build scalable backend services and APIs using Node.js and Express.js
• Design and manage RESTful APIs
• Integrate frontend and backend systems
• Work with databases such as MongoDB / MySQL / PostgreSQL
• Write clean, maintainable, and efficient code
• Perform code reviews and participate in agile ceremonies
• Troubleshoot and debug applications
• Optimize applications for performance and scalability

Required Skills

• Strong experience in React.js (Hooks, Redux/Context API)
• Solid experience with Node.js and Express.js
• Good understanding of JavaScript (ES6+)
• Experience with REST APIs
• Knowledge of database systems (MongoDB, MySQL, or PostgreSQL)
• Familiarity with Git version control
• Understanding of authentication & authorization (JWT, OAuth)
• Basic knowledge of cloud platforms (AWS/Azure/GCP) is a plus

Role Overview

We are looking for a MERN / MEAN Full Stack Developer to develop and maintain modern web applications.

The candidate should be comfortable working on both frontend and backend components and collaborating closely with cross-functional teams.

Key Responsibilities

 Design, develop, and maintain full-stack web applications using MERN or MEAN stack

 Build responsive and user-friendly frontend interfaces

 Develop secure, scalable backend APIs and services

 Work with databases to design efficient schemas and queries

 Integrate third-party services and internal systems

 Write clean, reusable, and well-tested code

 Participate in code reviews and team discussions

 Debug and resolve application issues across the stack

Required Skills & Experience

 2+ years of hands-on experience in MERN or MEAN stack development

 Strong experience with JavaScript / TypeScript

 Proficiency in React.js or Angular

 Experience with Node.js and Express.js

 Hands-on experience with MongoDB (and/or other databases)

 Strong understanding of REST APIs

 Experience using Git for version control Good to Have (Preferred Skills)

 Exposure to Next.js or modern frontend frameworks

 Knowledge of authentication, authorization, and security best practices

 Experience with cloud platforms (Azure / AWS)

 Familiarity with CI/CD pipelines

 Exposure in Rust Framework and development using Tauri.app.

Responsibilities:

* Collaborate with cross-functional teams on project requirements and deliverables

* Develop user interfaces using React.JS and Express API's

* Implement database solutions with MongoDB and Node.JS

Senior Blockchain Developer

Location: India, Remote

Employment Type: Full-Time / Contract

Department: Engineering

About Us

OpenAssets is building open standards for the next generation of capital markets, providing the trusted foundation for real-world asset tokenization and digital currencies.

We specialize in alternative asset digitization, offering regulatory-conscious tools to design, issue, and manage digital assets in complex financial environments. We also develop loyalty solutions that turn customer engagement into programmable digital assets, helping brands create personalized experiences that drive growth.

OpenAssets operates at the intersection of finance, technology, and regulation focused on building secure, scalable, and open infrastructure for the future of digital markets. Join OpenAssets and be part of shaping the future of digital finance!

Overview

We are seeking a Blockchain Developer to lead the technical implementation of our Web3 infrastructure. In this role, you will be responsible for the end-to-end lifecycle of smart contracts and their integration into our broader financial ecosystem. You will act as a technical authority on blockchain security, scalability, and architecture, ensuring our platform meets the rigorous demands of institutional digital finance.

What You’ll Do

Smart Contract & Blockchain Development

• Design, develop, test, and deploy smart contracts and blockchain applications.
• Build and maintain secure, scalable backend services for blockchain products.
• Develop and maintain cross-platform applications that integrate with on-chain infrastructure.
• Integrate wallets, payment systems, and blockchain APIs with existing systems.
• Optimize for gas efficiency, transaction latency, reliability, and scalability.

Security & Quality

• Implement and uphold best practices for blockchain security and smart contract auditing.
• Review smart contracts and backend code for security vulnerabilities and performance issues.
• Support audits, security reviews, and production releases.
• Maintain high test coverage and disciplined release processes.

Collaboration & Communication

• Collaborate with product and engineering teams to define and deliver technical requirements.
• Communicate technical concepts clearly to both technical and non-technical stakeholders.
• Mentor junior engineers and contribute to a strong engineering culture.
• Stay current with emerging blockchain technologies, DeFi, and Web3 infrastructure trends.

Qualifications & Experience

• Experience: 3+ years of software engineering experience with at least 3+ years of hands-on blockchain/Web3 development.
• Blockchain Core: Strong experience with Solidity and EVM-compatible chains (Ethereum, Polygon, and others).
• Production Deployment: Proven track record building, testing, deploying, and maintaining smart contracts in production.
• Deep Technical Knowledge: Solid understanding of blockchain architecture, including consensus mechanisms, gas optimization, wallet flows, token standards, and transaction lifecycles.
• Full-Stack Proficiency: Good understanding of the MERN stack (MongoDB, Express.js, React, Node.js) and how full-stack applications integrate with blockchain infrastructure.
• Backend Expertise: Proficiency in Node.js and TypeScript with experience building RESTful backend applications.
• Testing & Tooling: Experience with smart contract and backend testing frameworks (e.g., Foundry, Hardhat, Mocha, Jest) and Web3 libraries like Ethers.js or Web3.js.
• Cloud Infrastructure: Hands-on experience with AWS, including deploying, managing, and scaling services like EC2, S3, Lambda, and RDS.
• Databases & DevOps: Comfortable with relational (PostgreSQL) and non-relational (MongoDB) databases, Git, and collaborative development workflows.
• Soft Skills: Strong communication skills in English with the ability to articulate technical concepts to diverse stakeholders.

Nice to Have

• Familiarity with the Move language (Sui, Aptos).
• Experience with smart contract audit tooling such as Slither, Mythril, or Manticore.
• Exposure to RWA tokenization, DeFi, stablecoins, NFTs, staking, or bridging protocols.
• Professional background in fintech, payments, or regulated blockchain use cases.

We are committed to providing equal opportunity for qualified applicants to contract positions, regardless of race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status. This is a contract opportunity, not a direct employment role.

About Us

Corporate Web Solutions delivers web development and digital transformation solutions with a focus on scalable technologies and practical innovation. Our internship environment provides students with opportunities to work on real-world development projects.

Role Overview

As a MERN Stack Developer Intern, you'll gain hands-on experience developing web applications using MongoDB, Express.js, React, and Node.js, along with AI-assisted development tools.

Key Responsibilities

• Assist in developing MERN stack applications.
• Build responsive React interfaces.
• Develop and integrate REST APIs.
• Work with MongoDB and backend services.
• Debug and test application features.
• Explore AI tools for software development.

Requirements

• Basic JavaScript knowledge.
• Familiarity with React or Node.js.
• Basic understanding of databases.
• Knowledge of MongoDB is a plus.
• Strong willingness to learn.

Perks

• Certificate of Internship
• Flexible work hours
• Mentorship and real project exposure
• Potential for PPO
• Letter of Recommendation
• Performance-Based Stipend available up to ₹18,000/month

We are seeking a skilled React & Node.js Developer to join our development team. The ideal candidate will be responsible for building scalable web applications using modern frontend and backend technologies. You will work closely with cross-functional teams to design, develop, and maintain high-performance applications.

Key Responsibilities

• Develop responsive and user-friendly web applications using React.js
• Build scalable backend services and APIs using Node.js and Express.js
• Design and manage RESTful APIs
• Integrate frontend and backend systems
• Work with databases such as MongoDB / MySQL / PostgreSQL
• Write clean, maintainable, and efficient code
• Perform code reviews and participate in agile ceremonies
• Troubleshoot and debug applications
• Optimize applications for performance and scalability

Required Skills

• Strong experience in React.js (Hooks, Redux/Context API)
• Solid experience with Node.js and Express.js
• Good understanding of JavaScript (ES6+)
• Experience with REST APIs
• Knowledge of database systems (MongoDB, MySQL, or PostgreSQL)
• Familiarity with Git version control
• Understanding of authentication & authorization (JWT, OAuth)
• Basic knowledge of cloud platforms (AWS/Azure/GCP) is a plus

About AimInfologics

AimInfologics is a software development company based in Gujarat, India. We build mobile apps, web platforms, SaaS products, AI integrations, automation systems, and custom software solutions for clients in India and international markets.

We are looking for a Full Stack Developer who has strong hands-on experience with Node.js and Next.js and can work on real client projects with ownership.

Role: Full Stack Developer – Node.js & Next.js

Job Type: Full-time

Location: Ahmedabad, Gujarat / On-site

Experience: 2–5 years preferred

Salary: As per experience and practical skill level

Role Description :

The selected developer will work on web applications, admin panels, APIs, SaaS platforms, CRM systems, dashboards, and AI-integrated software products.

This role is suitable for someone who can handle both frontend and backend work, understand requirements properly, write clean code, debug issues, and deliver features with proper quality.

We are not looking for someone who only knows basic tutorials. We need someone who has worked on real projects and can take responsibility for modules independently.

Key Responsibilities

• Develop and maintain web applications using Next.js

• Build backend APIs using Node.js and Express.js

• Work with MongoDB and database-driven application logic

• Create clean, responsive, and user-friendly frontend screens

• Integrate third-party APIs, payment gateways, AI APIs, CRM tools, and cloud services when required

• Write clean, reusable, and maintainable code

• Debug bugs, performance issues, and production-level problems

• Coordinate with UI/UX designers, backend developers, mobile developers, and project managers

• Understand client requirements and convert them into working features

• Use Git properly for code management and team collaboration

• Deploy or support deployment on platforms such as Vercel, AWS, or similar environments

Required Skills

• Strong experience with Node.js

• Strong experience with Next.js and React.js

• Good knowledge of JavaScript and TypeScript

• Experience with MongoDB and database design basics

• Good understanding of REST APIs

• Experience with Express.js or similar backend frameworks

• Ability to integrate third-party APIs

• Good understanding of authentication, authorization, JWT, roles, and permissions

• Basic understanding of cloud deployment, Vercel, AWS, Nginx, or PM2 is a plus

• Good debugging and problem-solving skills

• Ability to write clean and structured code

• Basic understanding of UI/UX and responsive design

• Good communication and team coordination skills

Good to Have

• Experience with AI API integrations such as OpenAI or similar tools

• Experience with payment gateways

• Experience with SaaS, CRM, ERP, dashboards, or admin panel development

• Experience with server deployment and production issue handling

• Experience working with international client projects

Who Should Apply

Apply only if you are serious about full-time work and can take ownership of development tasks.

This role is best for someone who wants to grow as a strong full stack developer and work on real business applications, SaaS products, AI-based systems, and international client projects.

Hiring Process

1. Profile screening
2. Technical interview
3. Practical task / code review
4. Final discussion

While applying, please mention:

• Your total experience

• Projects you have worked on using Node.js and Next.js

• Current salary

• Expected salary

• Notice period

• GitHub / portfolio link, if available