Part-time Mentor for MERN stack

About the Role

We are hiring an experienced MERN Stack Developer who can independently build and scale full-stack applications from scratch. The ideal candidate must have strong skills in TypeScript, React.js, Node.js, Redux, and REST APIs, along with a solid understanding of microservices architecture, mobile API integrations, and responsive design.

Experience with LLMs, RAG architecture, Kafka, Redis, webhooks, and database systems like PostgreSQL, MySQL, and MongoDB is essential. You’ll be working on scalable systems, enterprise-grade platforms, and AI-integrated products.

Key Responsibilities

• Develop and maintain full-stack web applications using React.js (with TypeScript) and Node.js (Express/NestJS)
• Build and document robust RESTful APIs and mobile-ready endpoints
• Implement and consume webhooks for third-party integrations and internal event-based workflows
• Ensure responsive design principles across devices and screen sizes
• Integrate with mobile applications via secure and scalable APIs
• Work with databases including PostgreSQL, MySQL, and MongoDB
• Integrate Large Language Models (LLMs) and Retrieval-Augmented Generation (RAG) pipelines
• Build and deploy microservices architecture using Kafka, Redis, Docker, etc.
• Manage application state using Redux or Redux Toolkit
• Write test cases using Mocha, Chai, Jest, or similar frameworks
• Participate in system design, architecture discussions, and scalability planning
• Follow Agile practices, perform code reviews, and contribute to CI/CD pipelines
• Collaborate with cross-functional teams including UI/UX, DevOps, QA, and Product Management

Required Skills & Experience

• Minimum 4 years of hands-on experience with the MERN stack
• Strong proficiency in TypeScript, React.js, Node.js, and Redux
• Proven experience in building and consuming REST APIs and webhooks
• Deep knowledge of responsive UI/UX development
• Hands-on experience with mobile-first API design and integrations
• Strong knowledge of PostgreSQL, MySQL, and MongoDB
• Experience with Kafka, Redis, Docker, and microservices
• Exposure to LLM, GPT, RAG, or similar AI models
• Solid understanding of software architecture and ability to build systems from the ground up
• Working knowledge of API security, JWT, OAuth, and rate-limiting
• Familiar with test-driven development and QA practices
• Familiarity with Git, version control, and collaborative workflows good to Have
• Experience with GraphQL and gRPC
• Experience in building SaaS or AI-integrated platforms
• Familiarity with ElasticSearch or RabbitMQ
• Experience with AWS, GCP, or Azure
• Understanding of serverless and event-driven architectures
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Benefits

• Competitive compensation with performance-based hikes
• Flexible remote or hybrid work options
• Opportunity to work on cutting-edge technologies including AI and scalable SaaS platforms
• Strong leadership and learning-driven environment
• Learning budget for courses, certifications, and conferences

Job Title : MERN Stack Developer with Blockchain Expertise

Job Description :

We are looking for a dynamic and skilled MERN Stack Developer with a specialization in Blockchain to join our team. As a Blockchain MERN Stack Developer, you will be instrumental in crafting and implementing blockchain solutions, utilizing the MERN stack for both front-end and back-end development. Your role will contribute to the creation of secure, scalable, and decentralized applications.

Responsibilities :

- Develop and design applications based on blockchain technology using the MERN stack.

- Implement and integrate smart contracts and decentralized solutions into the development process.

- Collaborate with cross-functional teams to define project requirements and specifications.

- Create and maintain high-quality, reusable, and reliable code.

- Ensure the application of secure coding practices to uphold the integrity of blockchain solutions.

- Utilize front-end technologies, particularly React, to build engaging and user-friendly interfaces.

- Work closely with UX/UI designers to implement visually appealing and intuitive interfaces.

- Participate in code reviews, offering constructive feedback to team members.

- Identify and troubleshoot issues related to blockchain and MERN stack development.

- Stay informed about the latest trends, tools, and emerging technologies in blockchain.

Requirements :

- Proven experience as a Full Stack Developer with a specific focus on blockchain technology.

- Proficiency in the MERN stack (MongoDB, Express.js, React, Node.js).

- Experience with major blockchain platforms such as Ethereum, Hyperledger, or similar.

- Solid understanding of smart contract development and implementation.

- Familiarity with decentralized application (dApp) development.

- Knowledge of cryptography and principles of blockchain security.

- Familiarity with version control systems, such as Git.

- Strong problem-solving and analytical skills.

- Excellent collaboration and communication skills.

- Bachelor's degree in Computer Science or a related field (or equivalent work experience).

If you are passionate about both blockchain technology and MERN stack development and thrive in an innovative environment, we encourage you to apply or share your CV and contribute to our cutting-edge projects.

Front End developers

• Angular.JS experience
• MongoDB query and aggregation experience (not a database administrator)
• GraphQL experience
• Node.JS and Typescript experience
• CSS and SCSS experience
• CI/CD experience with GitHub actions

Backend Developers:

• Software development experience, one of Python (preferred) or Node.JS/Typescript)
• Experience with Messaging architectures - RabbitMQ (preference) or Kafka
• Experience with docker-containers 
• Experience with Apache NiFi (valued but not necessary)
• Experience with designing or implementing horizontally scalable solutions
• Experience working with RESTful APIs
• CI/CD experience with GitHub actions
• Experience with Azure cloud

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.
• 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.
• Experience with ( React+Node ) Or ( react + Angular) Or ( Node + Angular)
• Strong organizational and project management skills.
• Proficiency with fundamental front-end languages such as HTML, CSS, and JavaScript.
• Familiarity with JavaScript frameworks
• 
  
• Familiarity with database technology such as MySQL, Oracle, and MongoDB.
• Excellent verbal communication skills.
• Good problem-solving skills.
• Attention to detail.

Job brief

We are looking for a full stack developer 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.

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

Responsibilities

• Work with development team to ideate software solutions
• Design client-side and server-side architecture
• Build the front-end of applications through appealing visual design
• Develop and manage well-functioning databases and applications
• Write effective APIs
• Test software to ensure responsiveness and efficiency
• Troubleshoot, debug and upgrade software
• Create security and data protection settings
• Build features and applications with a mobile responsive design
• Write technical documentation

Skill Set required

• Proven experience as a full-stack developer or similar role
• Experience developing desktop and mobile applications
• Familiarity with common stacks
• Knowledge of multiple front-end languages and libraries (e.g. HTML/ CSS, JavaScript, XML, jQuery)
• Knowledge of Node.js and multiple back-end languages (e.g. C#, Java, Python) and JavaScript frameworks like ES6.
• Familiarity with MongoDB, web servers (e.g. Apache) and UI/UX design
• Excellent communication and teamwork skills
• Great attention to detail
• Organizational skills
• An analytical mind
• Degree in Computer Science, Statistics or relevant field

Who We Are:

Polosoft helps brands solve complex challenges through our integrated development and services offering. Headquartered in Bhubaneswar with offices in Delhi & USA, our teams are connected by a set of core values that inform everything we do, from how we hire to how we work together: values like Everyone Matters, No Silos, and Masters of Our Craft.

At Polosoft, we are creating a new model for a new age client, and we are obsessed with measured impact. We combine digital, analytical, and creative capabilities with industry knowledge and experience. That means clients can bring us their biggest challenges, knowing we have what it takes to bring a new business vision to life.

Polosoft is growing fast; hence an entrepreneurial mind-set and the ability to multitask would be highly desired.

We are Looking For:

As a Full Stack Developer, you are constantly leveraging your technical skills and creativity. You have mastered front-end and back-end development, creating reliable, lightweight, malleable, and high-performing web & enterprise applications. You are fluent in core PHP and at least 1 MVC framework from Laravel and Codeignitor, comfortable using CLI in Unix/ Linux server environments. You are technologically agnostic, genuinely enjoy experimenting with new frameworks, and closely follow changes across the tech landscape.

This role is perfectly suited for people that love to learn because it requires you to continuously update your skillset and technical abilities. Staying up to date on new development tools, programming techniques, and industry trends is also part of the job. If you’re someone who loves logic and problem solving, then We are looking for You.

What You Will Do

• No day is the same - you will create technical designs that support varying client requirements.
• You will design and develop full-stack web applications using the latest web technologies, primarily Angular js and React js, Express js
• Write code that passes unit tests and withstands an agile and test-driven development environment.
• Leverage your skills in industry standard tools to deliver weekly code releases.
• You’ll work in a ‘no silos’ environment, frequently collaborating with global teams and roles across the organization.

Who You Are

Requirements

• You can build products from scratch.
• You have expertise in any one of the back-end frameworks (PHP 5.x/7.x with XAMP/LAMP Environment, Laravel, Codeigniter PHP web framework, Node js, Express js, etc.)
• You are fluent in these languages - PHP, Javascript, NodeJS
• You have Strong knowledge of Ui and UX

• You have dabbled in these front-end tools - HTML 5, Bootstrap 3.0/4.0, CSS 3.0, React js,Node.js Angular JS, JQuery
• You understand when to use NoSQL ( Mongo DB) vs. relational database (MySQL)
• You are comfortable to use any of the web services (REST/ SOAP/ XML)
• You are comfortable to use ecommerce tool like magento 1 and 2, Woocommerce,prestashop and other CMS tool like wordpress (plugin building),drupal  and Joomla
• You preferably have experience in working with GIT, SVN or similar SCM tools
• You must have done one of this payment gateway integration - Paypal/ Stripe/ Razor pay
• You are comfortable working up and down the stack.
• You can convert ideas into designs and build them out

Seniority Level

Mid-level 2-4 Years of Experience

CTC : 3 – 6 LPA

We Anju Siima Technologies Private Limited are looking for a Node JS developer with knowledge on Mongo DB, Angular basically who is proficient with backend programming language. Your primary focus will be on developing API components and workflows.

Job Skills & Responsibilities:

- Experience with Node.js (Loopback Express)

- Experience working with Docker, Redis, MySQL, MongoDB

- Understanding design principles behind a scalable application

- Basic understanding of web markup, including HTML5 and CSS3

- Write, debug, and deploy code to production

- Strong experience with object-oriented programming

- Strong fundamentals in Data Structures and Algorithms

- We are sensitive for timely delivery of different sprint development milestones.

- Proficient knowledge of cross-browser compatibility issues and ways to work around such issues

- Proficient understanding of code versioning tools, such as Git(Bitbucket), Mercurial, or SVN.

- Be willing to help your teammates, share your knowledge with them, and learn from them.

Skills that will help you in the role:

- Recent previous working experience as a React developer.

- Very strong knowledge of the fundamentals of Javascript and React, Redux

- Hands on experience with SASS, HTML and integration with RESTGraphQL APIs.