Mean Stack Developer

Position Title: Software Development Engineer (SDE-2)

Department: Engineering & Product

Location: Pune, Maharashtra (Remote)

Employment Type: Full-Time

Compensation: Competitive, commensurate with market standards and experience

ORGANISATION OVERVIEW:

Growloc Private Limited is a leading Agri-tech enterprise in India, specialising in Internet of Things (IoT) solutions for modern farm management. We are committed to empowering farmers through innovative technology that optimises resource utilisation, enhances crop yields, and ensures the delivery of consistent, quality produce.

Backed by a team of purpose-driven professionals, Growloc Private Limited is at the forefront of building a more sustainable, efficient, and productive future for Indian agriculture. Our work sits at the intersection of technology and rural impact — and every product we ship makes a difference.

POSITION SUMMARY:

We are seeking an experienced and results-driven MERN Stack Engineer (SDE-2) to join our growing Engineering team. The ideal candidate will possess a deep understanding of Data Structures and Algorithms (DSA), a proven ability to apply Design Patterns, and expertise in Low-Level Design (LLD) to architect and implement robust, scalable, and efficient full-stack solutions. This role is critical for building and maintaining high-quality, lean engineering environments that value smart development practices, quality-first thinking, and the strategic use of modern AI-assisted development tools.

KEY RESPONSIBILITIES:

•       Design, build, and maintain robust full-stack applications leveraging MongoDB, Nest.js, React.js, and Node.js, ensuring optimal performance, scalability, and maintainability through the judicious application of efficient algorithms, established design patterns, and sound Low-Level Design (LLD) principles.

•       Take complete ownership of features from architectural design through production deployment, utilising modern CI/CD workflows including GitHub Actions, Vercel, and AWS.

•       Integrate and strategically leverage AI-assisted development tools (e.g., GitHub Copilot, ChatGPT) to accelerate development velocity, improve documentation quality, and streamline test authoring.

•       Author and maintain comprehensive unit, integration, and end-to-end test suites to uphold rigorous code quality standards.

•       Collaborate cross-functionally with Product, Data, and Hardware teams within an agile, lean delivery framework to drive frequent, high-quality releases.

•       Ensure consistent performance, responsiveness, and scalability across both frontend and backend systems.

REQUIRED QUALIFICATIONS & SKILLS:

Educational Qualification

•       Bachelor's degree or higher in Computer Science, Information Technology, or a related engineering discipline.

Technical Skills

•       2–5 years of professional experience building production-grade applications on the MERN stack (MongoDB, Express.js, React.js, Node.js).

•       Strong proficiency in Data Structures and Algorithms (DSA), with the ability to analyse problem complexity and implement optimised solutions.

•       Demonstrable experience with various Design Patterns (e.g., MVC, Singleton, Factory, Observer) and their practical application in building scalable and maintainable software systems, coupled with a strong understanding of Low-Level Design (LLD) principles for modular and efficient code architecture.

•       Strong proficiency in frontend architecture, including React Hooks, Context API, and/or Redux.

•       Solid understanding of Node.js, Express.js, RESTful API design, and MongoDB schema design.

•       Hands-on experience with CI/CD pipelines, Git-based workflows, and cloud deployment on AWS or equivalent platforms.

•       Proficiency with automated testing frameworks such as Jest, Mocha, and/or Cypress.

•       Demonstrated use of AI-assisted coding tools integrated into day-to-day development practices.

PREFERRED QUALIFICATIONS (GOOD TO HAVE):

•       Exposure to IoT systems or prior experience with hardware device integration.

•       Experience with real-time data technologies, including WebSocket.

•       Professional background in agriculture, climate-tech, or rural technology sectors.

•       Working knowledge of TypeScript or serverless computing architectures.

KEY COMPETENCIES:

•       Strong problem-solving ability and analytical thinking, with a focus on applying Data Structures and Algorithms and Low-Level Design (LLD) principles to solve complex technical challenges efficiently and effectively.

•       High ownership mindset with the ability to drive features independently.

•       Effective cross-functional communication and collaboration skills.

•       Adaptability and willingness to work in a fast-paced, lean startup environment.

•       Commitment to code quality, continuous improvement, and engineering best practices.

YOptima is a well capitalized digital startup pioneering full funnel marketing via programmatic media. YOptima is trusted by leading marketers and agencies in India and is expanding its footprint globally.

We are expanding our tech team and looking for a prolific Staff Engineer to lead our tech team as a leader (without necessarily being a people manager). Our tech is hosted on Google cloud and the stack includes React, Node.js, AirFlow, Python, Cloud SQL, BigQuery, TensorFlow.

If you have hands-on experience and passion for building and running scalable cloud-based platforms that change the lives of the customers globally and drive industry leadership, please read on.

1. You have 6+ years of quality experience in building scalable digital products/platforms with experience in full stack development, big data analytics and Devops.
2. You are great at identifying risks and opportunities, and have the depth that comes with willingness and capability to be hands-on. Do you still code? Do you love to code? Do you love to roll up your sleeves and debug things?
3. Do you enjoy going deep into that part of the 'full stack' that you are not an expert of?

Responsibilities:

• You will help build a platform that supports large scale data, with multi-tenancy and near real-time analytics.
• You will lead and mentor a team of data engineers and full stack engineers to build the next generation data-driven marketing platform and solutions.
• You will lead exploring and building new tech and solutions that solve business problems of today and tomorrow.

Qualifications:

• Bachelor’s or Master’s degree in Computer Science or equivalent discipline.
• Excellent computer systems fundamentals, DS/Algorithms and problem solving skills.
• Experience in conceiving, designing, architecting, developing and operating full stack, data-driven platforms using Big data and cloud tech in GCP/AWS environments.

What you get: Opportunity to build a global company. Amazing learning experience. Transparent work culture. Meaningful equity in the business.

At YOptima, we value people who are driven by a higher sense of responsibility, bias for action, transparency, persistence with adaptability, curiosity and humility. We believe that successful people have more failures than average people have attempts. And that success needs the creative mindset to deal with ambiguities when you start, the courage to handle rejections and failure and rise up, and the persistence and humility to iterate and course correct.

1. We look for people who are initiative driven, and not interruption driven. The ones who challenge the status quo with humility and candor.
2. We believe startup managers and leaders are great individual contributors too, and that there is no place for context free leadership.
3. We believe that the curiosity and persistence to learn new skills and nuances, and to apply the smartness in different contexts matter more than just academic knowledge.

Location:

1. Brookefield, Bangalore
2. Jui Nagar, Navi Mumbai

Graphene is an award-winning AI company, developing customized insights and data solutions for corporate clients. With a focus on healthcare, consumer goods and financial services, our proprietary AI platform is disrupting market research with an approach that allows us to get into the mind of customers to a degree unprecedented in traditional market research.

Graphene was founded by corporate leaders from Microsoft and P&G and works closely with the Singapore Government & universities in creating cutting edge technology. We are gaining traction with many Fortune 500 companies globally.

Graphene has a 6-year track record of delivering financially sustainable growth and is one of the few start-ups which are self-funded, yet profitable and debt free.

We already have a strong bench strength of leaders in place. Now, we are looking to groom more talents for our expansion into the US. Join us and take both our growths to the next level!

• Primary Purpose: As part of a highly productive and creative AI (NLP) analytics team, design and develop web applications and SPA’s i.e., UI/UX, and underlying backend – API’s, security framework, scalable microservices etc.
• Daily Grind: Interface with the product manager, project managers, and the engineering team to achieve sprint goals on the product roadmap.
• Career Progression: Senior Full Stack Engineer, Technical Architect

• Work in a product-development team capable of independently authoring software products.
• Guide junior programmers, set up the architecture, and follow modular development approaches.
• Design and develop code which is well documented.
• Optimize of the application for maximum speed and scalability
• Adhere to the best Information security and Devops practices.
• Research and develop new approaches to problems.
• Design and implement schemas and databases with respect to the AI application
• Cross-pollinated with other teams.

HARD AND SOFT SKILLS

Must Have

• Problem-solving abilities
• Extremely strong programming background – data structures and algorithm
• Angular/React, Strong UI/UX skills
• Very strong python background, TDD, CI/CD,
• Software design skills i.e., OOPs, design patterns
• SQL, NoSQL – design of schemas and databases
• Microservices architecture, Cloud native apps

Good to Have

• Enterprise Design Patterns
• Distributed Systems
• Exposure to ML and Data Science
• Docker, Kubernetes, AKS, Kafka, Graph databases

You will be responsible for overseeing full-stack development as well as the R&D around creating various, unique, and bespoke solutions.

You should be able to quickly understand and support initiatives that will contribute to the goals and success of operations. You would also be working with various departments to coordinate and develop digital solutions for bespoke in-house software.

RESPONSIBILITIES

• Work with development teams and product manager to implement software solutions.

• Developing front end and back end website Architecture.

• Build user interactions on web pages.

• Develop and manage databases for functionalities.

• Designing and developing effective APIs.

• Test Software to ensure the responsiveness and efficiency of applications.

• Meeting both technical and consumer/client needs.

• Write technical documentation.

• Troubleshoot, debug, and review the code.

Overview

Xcelpros is a Global company, headquartered in Chicago (US) with multiple locations in US and Bengaluru, India. Our focus is Tech Innovation, Product Development and Technology Consulting.

We are hiring for our Product Development team and have an immediate need for a Backend Developer / Fullstack MERN Developer. The position calls for someone with a mindset who can build great products, manage multiple projects and related tasks on deadline. We are looking for high-quality and passionate developers that want to be a part of a great product team.

You need to have at least 2 years of demonstrated experience  as a Backend Developer using MERN (NodeJS, MongoDB, PostgreSQL & Express) & GraphQL technologies. The candidate will work closely with our internal teams in the design, development, launch and enhancement of various products.

About XcelPros

XcelPros is a Global company, headquartered in Chicago (US) with multiple locations in US and Bengaluru, India. XcelPros is focused on Tech Innovation, Product Development and Technology Consulting.

XcelPros specializes in technology solutions for Business-to-Business (B2B) and Business-to-Consumer (B2C) areas. We believe technology is the enabler of exponential growth for us and our customers. We are strategists delivering innovative business and technology solutions.  We have been well funded and operational since 2011.

XcelPros and affiliated group of companies are proud to foster a high-performance culture, one that's defined by having the best people, with the skills and determination to deliver above and beyond. We look for insightful and astute professionals who are also forward-thinking, confident, self-motivated and globally minded. Our core team consists of professionals with a wide range of skills and backgrounds.  XcelPros is continuously looking for talented, highly motivated individuals who believe in excellence and are committed to providing superior service to our customers and stakeholders. 

Experience

• Minimum of 2 years of experience in the design and development of  Web and Mobile applications using NodeJS, MongoDB, PostgreSQL, Apollo - GraphQL and React
• You are required to have experience with development in Microservices Architecture 
• Experience with NestJS framework is a major plus
• Hands on experience with GoLang is not mandatory but a major plus

Start Date - Immediate

Positions - 2 (Immediate Need)

Responsibilities

• Minimum of 2 years of hands-on experience building applications in NodeJS, MongoDB, PostgreSQL, Apollo - GraphQL and React
• Strong and mandatory experience of 2 years of experience in building applications using the Microservices architecture in NodeJS
• Strong and mandatory skills in Automating Components, Perceptibility, Configuration Management, Debugging & Consistency while writing Microservices.
• Experience building applications using NestJS or similar frameworks is a major plus 
• Experience building applications and service integrations using Apollo /  GraphQL
• Adhere to best practices of engineering by writing high-quality code.
• Hands on experience in Elastic Search and related technologies
• Hands on experience with one or more testing frameworks such as  Jest
• You are required to write / conduct unit & integration testing to ensure code meets high-quality standards
• Collaborate with multiple stakeholders, including Production Support, BAs, Architect, Project Managers, and Product Owners to deliver high quality solutions.
• Develop, build, configure and unit test solutions from low level designs
• Ensure that solutions meet requirements outlined in the design documentation
• Perform all work to agreed time, cost and quality constraints
• Ensure that developed solutions are peer reviewed and formally documented
• Design, develop, test and document detailed technical specifications for application components built using MERN (MongoDB, ExpressJS, ReactJS, NodeJS) stack and integrations
• Develop and maintain high traffic / high performance React and Node based e-commerce web applications and web services, including support for mobile
• Participate in support activities to help UI developers integrate with APIs / services
• Create and maintain scalable infrastructure leveraging modern AWS cloud platforms
• Knowledge of all development aspects within an Agile SDLC framework, including; estimation, design, development, unit test, code reviews, and documentation
• Develop solutions that satisfy business requirements as outlined in user stories, and within agreed upon timelines
• Ensure solutions are of high-quality with regards to following standards and best practices, as well as satisfying security and performance requirements
• Collaborate effectively with other Agile team members
• Work with the Production Support team in the research and resolution of production issues.
• Prior hands-on experience with architecture for Web and Mobile technologies, E-commerce, Payment Gateways, Data security and encryption is a major plus
• Experience with CICD, containers and container management platforms(Dockers, Docker Swarm/Kubernetes, etc.)
• Knowledge of GOLANG is a major plus
• Good understanding of the Twelve-factor App methodology is a major plus
• Experience defining new architectures and ability to drive project from an architecture standpoint is a major plus
• Experience with Security configuration is a major plus
• Experience in understanding platforms & key AWS services like Elastic Beanstalk, AWS Lambda, ECS, AWS Fargate, EKS, EC2, S3 etc. is a major plus
• Troubleshoot and resolve complex technical issues in cloud integrations
• Highest levels of code quality
• Needs to conduct weekly code reviews
• Ensure timely and quality release of the product in collaboration with other team members
• Must be a self-starter and able to build up presence in the team.
• Perform other related duties as assigned

Technical Expertise / Hands-On Skills:

• MERN (MongoDB, ExpressJS & Node JS)
• PostGreSQL
• Apollo GraphQL
• JEST
• RESTAPIs

Key Deliverables

• Develop very high sense of ownership, the zeal to build scalable applications
• Develop a deep understanding of product development and start-up ecosystem
• Work with a performance oriented team driven by ownership and open to experiments
• Build customer facing technology product for global customers
• Collaborate with development teams to help identify and develop reusable platforms/libraries.

Key Requirements

• Can do attitude
• Highly motivated to bring fresh thoughts to the table
• Highly creative and most importantly willing to exercise it
• Self-starter and self-learner focused on research and learning
• Ability to play a variety of roles and most importantly take accountability
• Ability to communicate openly and embrace various perspectives without judgment
• Believe in a ”No politics” attitude. Politics can be detrimental to yourself and the organization.