Mean Stack Developer

We are seeking a skilled and experienced MERN Stack Developer to join our development team. The ideal candidate will have in-depth knowledge of MongoDB, Express.js, React.js, and Node.js, along with a passion for building high-performance, scalable web applications.

Key Responsibilities:

• Develop, test, and deploy robust and scalable web applications using the MERN stack.
• Design and maintain RESTful APIs and integrate front-end with back-end logic.
• Work closely with UI/UX designers to implement design specifications.
• Optimize applications for maximum speed and scalability.
• Write clean, reusable, and well-documented code.
• Collaborate with cross-functional teams including designers, product managers, and other developers.
• Perform unit and integration testing.
• Stay up-to-date with emerging technologies and industry trends.

Required Skills & Qualifications:

• Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model.
• Hands-on experience with MongoDB, Express.js, React.js, and Node.js.
• Knowledge of modern front-end build pipelines and tools (Webpack, Babel, etc.).
• Experience with version control systems like Git.
• Good understanding of database design and management.
• Familiarity with Agile/Scrum methodologies.
• Excellent problem-solving and debugging skills.
• Strong communication and teamwork abilities.

Preferred Skills:

• Experience with Next.js or React Native is a plus.
• Knowledge of CI/CD pipelines.
• Understanding of cloud platforms like AWS, Azure, or GCP.

Job Summary

We are seeking a highly skilled Full Stack Engineer with 2+ years of hands-on experience to join our high-impact engineering team. You will work across the full stack—building scalable, high-performance frontends using Typescript & Next.js and developing robust backend services using Python (FastAPI/Django).

This role is crucial in shaping product experiences and driving innovation at scale.

Mandatory Candidate Background

• Experience working in product-based companies only
• Strong academic background
• Stable work history
• Excellent coding skills and hands-on development experience
• Strong foundation in Data Structures & Algorithms (DSA)
• Strong problem-solving mindset
• Understanding of clean architecture and code quality best practices

Key Responsibilities

• Design, develop, and maintain scalable full-stack applications
• Build responsive, performant, user-friendly UIs using Typescript & Next.js
• Develop APIs and backend services using Python (FastAPI/Django)
• Collaborate with product, design, and business teams to translate requirements into technical solutions
• Ensure code quality, security, and performance across the stack
• Own features end-to-end: architecture, development, deployment, and monitoring
• Contribute to system design, best practices, and the overall technical roadmap

Requirements

Must-Have:

• 2+ years of professional full-stack engineering experience
• Strong expertise in Typescript / Next.js OR Python (FastAPI, Django) — must be familiar with both areas
• Experience building RESTful APIs and microservices
• Hands-on experience with Git, CI/CD pipelines, and cloud platforms (AWS/GCP/Azure)
• Strong debugging, optimization, and problem-solving abilities
• Comfortable working in fast-paced startup environments

Good-to-Have:

• Experience with containerization (Docker/Kubernetes)
• Exposure to message queues or event-driven architectures
• Familiarity with modern DevOps and observability tooling

Job Description

Position -   Full stack Developer

Location - Mumbai

    Experience - 2-5 Years 

Who are we

Based out of IIT Bombay, HaystackAnalytics is a HealthTech company creating clinical genomics products, which enable diagnostic labs and hospitals to offer accurate and personalized diagnostics. Supported by India's most respected science agencies (DST, BIRAC, DBT), we created and launched a portfolio of products to offer genomics in infectious diseases. Our genomics based diagnostic solution for Tuberculosis was recognized as one of top innovations supported by BIRAC in the past 10 years, and was launched by the Prime Minister of India in the BIRAC Showcase event in Delhi, 2022.

Objectives of this Role:

• Work across the full stack, building highly scalable distributed solutions that enable positive user experiences and measurable business growth
• Ideate and develop new product features in collaboration with domain experts in healthcare and genomics 
• Develop state of the art enterprise standard front-end and backend services
• Develop cloud platform services based on container orchestration platform 
• Continuously embrace automation  for repetitive tasks
• Ensure application performance, uptime, and scale, maintaining high standards of code quality  by using clean coding principles and solid design patterns 
• Build robust tech modules  that are Unit Testable, Automating recurring tasks and processes  
• Engage effectively with team members and collaborate to upskill and unblock each other

Frontend Skills 

• HTML 5  
• CSS framework  (  LESS/ SASS / Tailwind ) 
• Es6 / Typescript 
• Electron app /Tauri)
• Component library  ( Bootstrap , material UI, Lit ) 
• Responsive web layout ( Flex layout , Grid layout ) 
• Package manager --> yarn-/ npm / turbo
• Build tools - > (Vite/Webpack/Parcel)
• Frameworks -- > React  with Redux of Mobx / Next JS
• Design patterns 
• Testing - JEST / MOCHA / JASMINE / Cypress)
• Functional  Programming concepts  
• Scripting  ( powershell , bash , python )

Backend Skills 

• Nodejs - Express / NEST JS 
• Python /  Rust
• REST API 
• SOLID Design Principles
• Database (postgresql / mysql / redis /  cassandra / mongodb ) 
• Caching  ( Redis ) 
• Container Technology  ( Docker / Kubernetes )  
• Cloud ( azure , aws , openshift, google cloud) 
• Version  Control - GIT 
• GITOPS 
• Automation ( terraform , ansible ) 

Cloud  Skills 

• Object storage
• VPC   concepts 
• Containerize Deployment
• Serverless architecture 

Other  Skills 

• Innovation and thought leadership
• UI - UX design skills  
• Interest in in learning new tools, languages, workflows, and philosophies to grow
• Communication 

To know more about us- https://haystackanalytics.in/

Job Summary:

Greenie Startup is seeking a highly motivated and experienced Backend Developer to join our team. The ideal candidate should have a strong understanding of NodeJS, Distributed Systems, MongoDB, React, and other backend languages. The candidate will be responsible for designing, developing, and maintaining backend applications for our platform.

Responsibilities:

●     Develop and maintain backend services using NodeJS, MongoDB, and other backend languages

●     Design and develop RESTful APIs for the platform

●     Work with the team to develop scalable and fault-tolerant distributed systems

●     Implement Authentication, Identity Management, and Authorization mechanisms for the platform

●     Collaborate with the front-end team to integrate the backend services with the user-facing application

●     Write clean and maintainable code with a focus on performance and scalability

Requirements:

●     Bachelor's or Master's degree in Computer Science or a related field

●     At least 5 years of experience in backend development

●     Strong understanding of NodeJS, MongoDB, and other backend languages

●     Experience with distributed systems and RESTful APIs

●     Experience with React is a plus

●     Strong understanding of Authentication, Identity Management, and Authorization mechanisms

●     Familiarity with Firewall Security and other security mechanisms

●     Strong problem-solving skills and attention to detail

We are looking for an experienced full-stack engineer (with a path to becoming CTO) to join our founding team! We're a B2B SaaS startup with a young vibrant culture taking this idea from inception to impact.

About the job

We want to talk to you if:

• You've built multiple, kick-ass Chrome extensions
• You've built commercial apps using chat frameworks (e.g. Chat 21/Getstream.io etc.)
• You are a React.JS, Node.JS, Javascript, & Postgres wiz
• You have experience building multi-platform apps (Web + mobile web)
• Have built or implemented integration frameworks at scale (or experience with iPaaS frameworks)
• You are obsessive about clean, optimized & scalable code with copious documentation
• You are excited about building out a team and have aspirations to become a CTO

Having B2B SaaS Startup experience is preferred and a big plus

About Us

SmartCue wants to make product demos more effective and as a result help sales teams optimize their sales cycles. Our fundamental belief is that everything we build must eliminate or reduce friction for a salesperson.

Fast Track Your Application

• Think about the Ideal Customer for SmartCue
• Download the trial for SmartCue, sign up, download, experience the product, and provide feedback on how to overhaul the current experience of the product to add immediate value to the customer

• We don't need you to fully code any feature in its entirety and are not looking for free work.

The idea is to identify folks who get what we are trying to do with SmartCue and find faster alignment with the right candidate.

Here is a video walkthrough for additional context - https://www.loom.com/share/9609cf1855e64926b71a1ff840bd7347" target="_blank">https://www.loom.com/share/9609cf1855e64926b71a1ff840bd7347

The Opportunity

• In this position, you must be ready for a fast-paced startup environment.
• Our ideal candidate is willing to be flexible and able to wear many hats.
• Must have experience engineering and scaling technologies & teams with a proven track record of success.
• Our perfect candidate is well-versed in Chrome Extensions, creating delightful front-end experiences for users, enjoys building and scaling the backend infrastructure, and has an itch to adopt the newest technologies.
• Remote forever, if you like!

Duties Include

• Develop + understand the technological roadmap
• Develop feature rollout systems and processes
• Develop strategies and solutions from customer discovery sessions
• Hire + manage outside/contracted engineering talent
• Scale while staying lean through the early stages up to fundraising
• Oversee ClickUp for project and product management, roadmap, bugs, and backlog grooming
• Collaborate with marketing to optimize user experience, onboarding and reduce churn
• Oversee security + compliance strategies
• Help field support desk inquiries
• And more...

We are an equal opportunity employer and proud to be committed to diversity and inclusiveness. We consider all qualified applicants without regard to race, nationality, gender, gender identity or expression, sexual orientation, religion, disability, or age.

Job Description

Hands on Experience in Angular4 with Node.js

You will get hands on experience in latest technologies and skills like AngularJS, ReactJS, NodeJS, MongoDB, REST API etc.

Good understanding of how web applications work.

Expert knowledge in HTML, CSS, JavaScript, jQuery, Bootstrap

We need a passionate candidate who is looking for the next level of career growth in a fast-paced, learning based and merit-driven work environment.

• Must have strong exposure working on Java Script 
  
• Proficient in Javascript frameworks (Vue Js / React Js) is a must
• Strong understanding of REST APIs
• Have experience with common front-end development tools such as Babel, Webpack, NPM is a definite advantage
• Good understanding of asynchronous request handling, partial page updates, and AJAX
• Proficient understanding of code versioning tools, such as GitHub
• Good to have working experience on CSS pre-processor either LESS or SASS
• Good understanding of BEM (Block, Element, Modifier) methodology

• 2+ years of experience participating in the delivery of technology services.
• A proven ability to learn new applications & innovate in technology
• Strong Experience in technologies like Node, Webservices and Microservices
• Experience with cloud components and services and containerization technologies is desirable
• Exposure to ReactJS mandatory
• Experience working with multiple types of datastores: Mongo DB, SQL
• Experience in integrating, designing and developing solutions is desirable
• Experience with CI/CD and TDD is desirable
• Frameworks - Express , Hapi , feathers
• Strong knowledge in Javascript