Full Stack Developer

Job Description: Full Stack Developer 

Role Overview

We are seeking a skilled Full Stack Developer with a minimum of 3+ years of hands-on experience in building modern web and mobile applications. The ideal candidate will have strong expertise in React and/or Flutter on the frontend, backed by Java based backend development, and the ability to work across the full software delivery lifecycle.

This role requires a pragmatic engineer who can translate business requirements into scalable, maintainable solutions while collaborating effectively with product, QA, and DevOps teams.

Key Responsibilities

• Design, develop, and maintain full-stack applications with responsive web and/or cross platform mobile interfaces
• Build and optimize frontend components using React and/or Flutter with a focus on performance and usability
• Develop backend services and APIs using Java (Spring / Spring Boot preferred)
• Integrate frontend applications with backend services via RESTful APIs
• Write clean, well structured, and testable code following best practices
• Participate in architecture discussions, code reviews, and technical decision-making
• Debug, troubleshoot, and resolve application issues across the stack
• Collaborate closely with designers, product managers, and other engineers
• Support deployments and work with DevOps pipelines where required

Required Skills & Experience

• Minimum 3 years of professional experience as a Full Stack Developer
• Strong experience with React and/or Flutter
• Solid backend development experience using Java
• Experience building REST APIs and integrating frontend with backend services
• Working knowledge of HTML, CSS, JavaScript, and modern frontend tooling
• Familiarity with relational databases (PostgreSQL/MySQL) and basic query optimization
• Experience with Git and collaborative development workflows
• Understanding of application security, authentication, and authorization concepts

Preferred Skills

• Experience with Spring Boot, Hibernate/JPA
• Exposure to Node.js or Angular
• Experience with cloud platforms (AWS preferred)
• Familiarity with CI/CD pipelines and containerization (Docker)
• Experience building offline capable or mobile first applications
• Prior work in enterprise or product based environments

Soft Skills

• Strong problem solving and analytical abilities
• Good communication skills and ability to work in cross functional teams
• Ownership mindset with attention to code quality and maintainability
• Ability to adapt quickly in a fast paced development environment

Experience Level

• 3+ years of relevant full stack development experience

Educational Qualification

• Bachelor’s degree in Computer Science, Information Technology, or a related field
• A Master’s degree or equivalent exper

Job Description: Senior Full-Stack Engineer (MERN + Python )

Location: Noida (Onsite)

Experience: 5 to 10 years

We are hiring a Senior Full-Stack Engineer with proven expertise in MERN technologies and Python backend frameworks to deliver scalable, efficient, and maintainable software solutions. You will design and build web applications and microservices, leveraging FastAPI and advanced asynchronous programming techniques to ensure high performance and reliability.

Key Responsibilities:

• Develop and maintain web applications using the MERN stack alongside Python backend microservices.
• Build efficient and scalable APIs with Python frameworks like FastAPI and Flask, utilizing AsyncIO, multithreading, and multiprocessing for optimal performance.
• Lead architecture and technical decisions spanning both MERN frontend and Python microservices backend.
• Collaborate with UX/UI designers to create intuitive and responsive user interfaces.
• Mentor junior developers and conduct code reviews to ensure adherence to best practices.
• Manage and optimize databases such as MongoDB and PostgreSQL for application and microservices needs.
• Deploy, monitor, and maintain applications and microservices on AWS cloud infrastructure (EC2, Lambda, S3, RDS).
• Implement CI/CD pipelines to automate integration and deployment processes.
• Participate in Agile development practices including sprint planning and retrospectives.
• Ensure application scalability, security, and performance across frontend and backend systems.
• Design cloud-native microservices architectures focused on high availability and fault tolerance.

Required Skills and Experience:

• Strong hands-on experience with the MERN stack: MongoDB, Express.js, React.js, Node.js.
• Proven Python backend development expertise with FastAPI and Flask.
• Deep understanding of asynchronous programming using AsyncIO, multithreading, and multiprocessing.
• Experience designing and developing microservices and RESTful/GraphQL APIs.
• Skilled in database design and optimization for MongoDB and PostgreSQL.
• Familiar with AWS services such as EC2, Lambda, S3, and RDS.
• Experience with Git, CI/CD tools, and automated testing/deployment workflows.
• Ability to lead teams, mentor developers, and make key technical decisions.
• Strong problem-solving, debugging, and communication skills.
• Comfortable working in Agile environments and collaborating cross-functionally.

COMPANY INTRODUCTION

NEST® [NESTECH]

NEST® works with a range of international clientele in the development of bespoke software solutions. NEST® specializes in data and direct engagement structures, digital marketing, data with blockchain security and much more.

NEST® founders have had decades in the visual arts, architecture, sculpture as well as inking the human canvas. More mundanely, from fifteen countries our formal training is in law, philosophy, international logistics and technology. There are currently NEST® branch offices in England, Singapore, USA and India. What happened yesterday isn’t important. We believe what you privately achieve tomorrow is.

JOB DESCRIPTION:

Job Title: Mean Stack Developer 

Location: Pune (Remote)

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 CRM solutions including bespoke in-house software. 

EXPERIENCE:
 

• Minimum 2 years of hands-on experience 
• Write clean, manageable code and maintain proper documentation
• Excellent command over Data Structures and Algorithms 
• Strong problem solving and analytical skills 
• Knowledge of benchmarking and optimization 
• Security mindedness in development practices 
• Collaborate with cross-functional teams to define, design, and deliver new features
•  Ability to work independently in small teams 
• Responsible and capable of meeting tight deadlines 

SKILLS + QUALIFICATIONS :

• Experience using web services (HTTP, REST,) using JSON. 
• Good Knowledge of Angular, NodeJS, and MongoDB. 
• Good Knowledge of Docker, CICD pipeline. 
• Proficiency with fundamental front-end languages such as HTML, CSS, and JavaScript. 
• Good in Writing effective APIs 
• Developing front-end and back-end website Architecture. 
• Accurately estimate development timelines and deliver per set schedule. ● Test Software to ensure the responsiveness and efficiency of applications. ● Experienced in Unit Testing with frameworks like Mocha and Chai. 
• Meeting both technical and consumer/client needs. 
• Expertise in optimizing app performance. 
• Experienced in using Agile principles and methodologies 
• Write technical documentation. 
• Troubleshoot, debug, and review the code. 

NEST® OFFERS:

• Competitive Salary
• Flexible Hours
• Paid Vacations
• Fun & Creative Environment / Projects
• Quarterly Performance Reviews
• Generous Bonus Schemes
• Oversea Working Placements
• Dynamic International Clientele
• Multiple Learning Opportunities
• Control And Work On Full Product Life-Cycle
•  Research and Implement Multiple New Technologies

Overall exp : 7 to 9 Years
Development Exp [Relevant exp] - 3 - 4 [Python] [MUST]

Job Functions/Duties and Responsibilities:
        Manage each project’s scope and timeline
        Work with product owners to handle backlogs and new requests
        Ability to work hand-on and independently with limited supervision
        Minimum 3 Years of experience on project management
        Drive for results and ownership
        An eye for detail, analytical and data oriented with logical problem-solving approach
        Resolve conflicts and remove obstacles that occur
        Help teams implement changes effectively
        Ensure deliverables are up to quality standards at the end of each sprint

Low Level with experience:
    Experience should be 2-3 years of Phyton + Database. [Urgent Opening]
    
Intern Level:
    Good programming skills at college level in any language.
    Database awareness.
    Team player
    Proactively learning about new technologies
    Approaching problems and creating solutions

• Plan, architect, integrate, and develop back-end and database driven features using the Python language and frameworks (Flask/ Falcon, MongoDB ).
• Create decoupled, interactive web UIs using JavaScript (Angular, jQuery)
• Aid in the development and ongoing maintenance of our DevOps platform (Ansible)
• Provide technical advice and recommendations for language and software choices.
• Develop code that is cross-browser and cross-platform friendly
• Collaborate with project stakeholders to ensure all requirements are met
• Evaluate technologies and manage technical planning
• Support and ongoing development for existing projects
• Provide clean code and proper documentation for each project
• Fix bugs and resolve ongoing issues

Product management

• Work closely with the product team to translate abstract business & product requirements into crisp technical specifications along with a delivery roadmap

Product Development

• Define code architecture decisions to support a high-performance and scalable product with a minimal footprint
• Developing the frontend/backend and APIs, primarily using the MERN stack for Troopod.
• Delivering a robust backend platform for the product by incorporating important considerations regarding minimal downtime, high availability, data redundancy, tight security, etc. into the design
• Preparing test cases, creating automated build and test processes, setting up systems for CI/CD, and monitoring for the product
• Deploying on AWS using the right services for optimal performance
• Support the Troopod mobile application in its entirety, including working on bug fixes and improving application performance, reliability, and stability
• Continuously discover, evaluate, and implement new technologies to maximize development efficiency
• Managing development and deployment of the product following Modular programming, proper documentation, and code versioning

Customer Success

• Ensuring seamless use of Troopod Web-app and Mobile App by clients or internal teams and successful integration of client systems with Troopod backend and APIs wherever applicable
• Assisting clients with necessary remote support needed for the smooth understanding of and integration with Troopod product

Team Growth

• Contributing to the growth of the engineering team through proactive effort on knowledge growth, process improvements, and performance enhancements on existing solutions

Prior experience in the following things is MUST:

• Minimum 2 years of hands-on technical development experience as a MERN stack developer
• In-depth knowledge of NodeJS, Express or Restify
• Experience implementing applications using ReactJS and React Native
• Experience in creating frontend applications using HTML5, Angular, React, LESS/SASS
• Hands-on experience with JavaScript Development on both client and server-side
• Experience with modern frameworks and design patterns, minimum 3-year experience with MERN Full-stack paradigm
• Should have worked on AWS(EC2), DNS, and other server features
• Familiarity with code versioning tools (Such as Git, SVN, or Mercurial)

• Development experience for high-traffic, consumer-facing web or mobile application
• Experience in building a chat or social media app
• Creating secure RESTful-based web services in XML and JSON, Javascript, JQuery
• Experience in hiring and leading a team of developers
• Open-source contributions
• Experience with next.js, serverless, and tailwind CSS
• Eat, sleep, code, and repeat is a typical mantra of your life

• Work in a well-funded startup with a team of 2nd-time founders from top tier colleges like BITS and NIT
• Chance to get decent equity and become part of the founding and core team
• Build a highly scalable product that would one day impact the lives of billions across the globe
• Get guidance from the best product and tech folks out there at leadership positions in Dunzo, Razorpay, Haptik, etc

Will be developing mobile and web applications using latest technology. Should be good in analysing requirements and translate into applications. Good in understanding application flows.

Tech Skills –

MEAN (MongoDB, Express, Angular/React, Node.js) – Expert level - at least 2-3 full sized projects

Cloud technology – Familiar with using cloud technology (AWS, GCP etc) – Intermediate – Should be able to interact with the services from cloud (e.g. firebase etc)

HTML, CSS, Bootstrap, Java script – Intermediate level - Good understanding of concepts and should be able to realize application screens based on the UI provided by designers

Mobile technology – Hybrid (ionic, Cordova, capacitor, flutter), Native (Android, iOS) – Beginner – Should have understanding of concepts, good with basics

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.