Full Stack Developer

Job Title : React + Node.js Developer (Full Stack)

Experience : 5+ Years

Location : Mumbai or Pune (Final location to be decided post-interview)

Notice Period : Immediate to 15 Days

Interview Rounds : 1 Internal Round + 1 Client Round

Job Summary :

We are looking for a highly skilled Full Stack Developer (React + Node.js) with strong expertise in both frontend and backend development.

The ideal candidate should demonstrate hands-on experience with databases, excellent project understanding, and the ability to deliver scalable, high-performance applications in production environments.

Mandatory Skills :

React.js, Node.js, PostgreSQL/MySQL, JavaScript (ES6+), Docker, AWS/GCP, full-stack development, production system experience, and strong project understanding with hands-on database expertise.

Key Responsibilities :

• Design, develop, and deploy robust full-stack applications using React (frontend) and Node.js (backend).
• Exhibit a deep understanding of database design, optimization, and integration using PostgreSQL or MySQL.
• Translate project requirements into efficient, maintainable, and scalable technical solutions.
• Build clean, modular, and reusable components following SOLID principles and industry best practices.
• Manage backend services, APIs, and data-driven functionalities for large-scale applications.
• Work closely with product and engineering teams to ensure smooth end-to-end project delivery.
• Use Docker and cloud platforms (AWS/GCP) for containerization, deployment, and scaling of services.
• Participate in design discussions, code reviews, and troubleshooting production issues.

Required Skills :

• 5+ Years of hands-on experience in full-stack development using React and Node.js.
• Strong understanding and hands-on expertise with relational databases (PostgreSQL/MySQL).
• Solid grasp of JavaScript (ES6+), and proficiency in Object-Oriented Programming (OOP) or Functional Programming (FP).
• Proven experience working with production-grade systems and scalable architectures.
• Proficiency with Docker, API development, and cloud services (preferably AWS or GCP).
• Excellent project understanding, problem-solving ability, and strong communication skills (verbal and written).

Good to Have :

• Experience in Golang or Elixir for backend development.
• Knowledge of Kubernetes, Redis, RabbitMQ, or similar distributed tools.
• Exposure to AI APIs and tools.
• Contributions to open-source projects.

We’re building a powerful, AI-driven communication platform — a next-generation alternative to RingCentral or 8x8 — powered by OpenAI, LangChain, and SIP/WebRTC. We're looking for a Full-Stack Software Developer who’s passionate about building real-time, AI-enabled voice infrastructure and who’s excited to work in a fast-moving, founder-led environment.

This is an opportunity to build from scratch, take ownership of core systems, and innovate on the edge of VoIP + AI.

What You’ll Do

• Design and build AI-driven voice and messaging features (e.g. smart IVRs, call transcription, virtual agents)
• Develop backend services using Python, Node.js, or Golang
• Integrate OpenAI, Whisper, and LangChain with real-time VoIP systems like Twilio, SIP, or WebRTC
• Create scalable APIs, handle call logic, and build AI pipelines
• Collaborate with the founder and early team on product strategy and infrastructure
• Participate in occasional in-person strategy meetings (Delhi, Bangalore, or nearby)

Must-Have Skills

• Strong programming experience in Python, Node.js, or Go
• Hands-on experience with VoIP/SIP, WebRTC, or tools like Twilio, Asterisk, Plivo
• Experience integrating with LLM APIs, OpenAI, or speech-to-text models
• Solid understanding of backend design, Docker, Redis, PostgreSQL
• Ability to work independently and deliver production-grade code

Nice to Have

• Familiarity with LangChain or agent-based AI systems
• Knowledge of call routing logic, STUN/TURN, or media servers (e.g. FreeSWITCH)
• Interest in building scalable cloud-first SaaS products

Work Setup

• 🏠 Remote work (India-based, must be reachable for meetings)
• 🕐 Full-time role
• 💼 Direct collaboration with founder (technical)
• 🧘‍♂️ Flexible hours, strong ownership culture

About the Role:

We are looking for an experienced Senior MERN Stack Developer to join our growing engineering team. You will be responsible for designing, developing, and maintaining high-performance web applications using the MongoDB, Express.js, React.js, and Node.js technology stack. You should be passionate about writing clean, scalable code and mentoring junior developers.

Key Responsibilities:

• Design and implement scalable, secure, and maintainable full-stack web applications using the MERN stack.
• Develop RESTful APIs and integrate third-party services and databases.
• Write reusable, testable, and efficient code.
• Optimize applications for maximum speed and scalability.
• Lead code reviews and enforce best practices in design and development.
• Collaborate with UI/UX designers, product managers, and other stakeholders to understand business requirements.
• Ensure cross-platform optimization and responsiveness of applications.
• Mentor and guide junior developers, fostering a culture of continuous learning.
• Troubleshoot and debug production issues.
• Maintain documentation of software functionality and technical decisions.

Required Skills:

• Strong proficiency in JavaScript (ES6+), HTML5, CSS3.
• Deep understanding of React.js and state management libraries like Redux or Context API.
• Hands-on experience with Node.js and Express.js.
• Strong knowledge of MongoDB and Mongoose ORM.
• Experience in building and consuming RESTful APIs.
• Familiarity with Git, CI/CD pipelines, Docker, and Cloud Platforms (AWS/GCP/Azure).
• Good understanding of microservices, authentication mechanisms (OAuth, JWT), and role-based access control.
• Experience with unit testing and testing frameworks like Jest, Mocha, or Cypress.
• Strong problem-solving and analytical skills.
• Excellent communication and collaboration abilities.

Preferred Qualifications:

• Bachelor’s/Master’s degree in Computer Science or related field.
• Experience with GraphQL or WebSockets.
• Exposure to DevOps practices and tools (e.g., Jenkins, Kubernetes).
• Previous experience in Agile/Scrum environments.

What We Offer:

• Competitive salary and performance-based bonuses
• Flexible working hours and remote work options
• Opportunities for upskilling and certifications
• Collaborative and inclusive team culture
• Health insurance and wellness benefits

Position: Full Stack Developer

Location: Coimbatore

Experience: 5 to 9 yrs.

Notice Period: within 15 to 30 days.

Work Mode: WFO; Hybrid Mode available.

Website: www.intellectyx.com

Duties and Responsibilities:

• Build and maintain robust, performant, user-facing web applications in Python/Django/React.
• Ability to work in fast paced, high pressure, agile environment, and willingness to learn any new technologies and apply them at work in order to stay ahead of the curve.
• Maintain a high level of quality for delivering software.
• Participate in sprint planning and task breakdown and estimation.
• Collaborate with various team members and stakeholders on requirements definition and feature design & development.
• Develop and enforce data engineering, security, data quality standards through automation.

Position Qualifications:

• Bachelor’s degree in computer science or Similar discipline.
• 3+ years of working experience building web applications using Python, Django, or some equivalent MVC framework.
• Working experience deploying and supporting software solutions in a production environment.
• Knowledgeable on best practices for the full software development life cycle, including coding standards, code reviews, source control management, build processes, testing, and operations.
• Excellent verbal & written communication skills.
• Experience scaling web applications as well as working with ReactJS.
• Expertise in building and managing large volume data processing (both streaming and batch) platform and performance optimization is a plus.
• Strong team focus with outstanding organizational and interpersonal, management, communication, and presentation skills.

Technology Areas of Expertise

• 3+ yrs of experience in React.js with Redux or angular
• 3+ yrs of experience in Python, Django
• Good Knowledge or experience in Cloud/AWS
• Experience in PostgreSQL ,

Full Stack Developer – Java, Angular

Description

The Position holder is responsible for developing products and services based on Java & Linux systems, functions as a Senior Software developer, and assists in the entire software lifecycle. The position reports to the Project Manager.

Successful Position holders are excellent communicators, enjoy solving problems, and work well in teams.

Roles and Responsibilities

• Responsible for software development.
• Develop and implement micro services (Must-have)
• Documenting low-level design for the assigned development work.
• Help to integrate UI components using Angular with backend micro service.
• Build reusable libraries and code for future use.
• Optimize application for maximum performance and scalability.
• Interface with other teams across SLB to ensure collaboration.
• Build an effective system that adheres to automation and other engineering best practices.

Qualifications and Experience

• Degree and qualification level - B. Tech/B.E. in Engineering with 5-10 years of relevant experience.
• Strong hands on work experience in Design & Development of Responsive Web application
• Must have -> Experience on any cloud services (AWS/Azure/Google Cloud)
• Must have -> At least 5+ Years of experience in building applications using Java/J2EE
• Must have -> Knowledge of document store, Kubernetes, messaging queue
• Must have ->Strong hands on work experience in Design & Development of Responsive Web application
• Experience in Angular JS (2/4/5/6) & JavaScript
• Experienced in working in agile teams
• Knowledge of Agile methodology
• Knowledge of Secure Programming Principles
• Knowledge or Experience in any one scripting language (bash, python)
• Experienced in working in a DevOps model.

• Implementation of the overall web architecture
• “Pixel-perfect” implementation of our approved user interface
• Design and deployment of our database
• Ensuring the entire stack is designed and built for speed and scalability
• Design and construction of our REST API
• Integrating our front-end UI with the constructed API
• Adhering to the continuous integration and deployment strategies.

Skills

• At least four years experience with:
• Writing HTML, CSS, and JavaScript. Being up on the latest practices is a must, e.g., HTML5, CSS3, JQUERY
• A relevant back-end programming language e.g., C# .NET, ASP.NET MVC, Entity Framework, ADO.NET, .NET Core
• Database design and management, including being up on the latest practices and associated versions
• Server management and deployment for the relevant environment preferably on Azure.
• Familiarity with a relevant and globally supported framework—both front-end and back-end, if necessary— e.g., Angular, React
• Ideally, familiarity with CSS preprocessors, bundlers, and associated languages/syntaxes/libraries
• Thorough understanding of user experience and possibly even product strategy
• Experience implementing testing platforms and unit tests
• Proficiency with Git or any other configuration management systems.
• Appreciation for clean and well-documented code
• Experience with third-party controls like Sync Fusion Controls / Telerik
• Bachelor’s in computer science or Equivalent Degree

Responsibilities:

• Designing and building the website front-end.
• Experience and ability to translate designs into Wordpress pages using Page Builder (Visual Composer, Divi or Elementor) and PHP
• Designing and managing the website back-end with PHP including database and server integration.
• Developing custom Wordpress themes.
• Integration of third party plugins and APIs.
• Conducting website performance tests.
• Troubleshooting Wordpress related issues.

Requirements:

• Proficient with any plugin.
• Proven work experience as a WordPress developer
• Knowledge of front-end technologies including CSS3 and HTML5
• Knowledge of code versioning tools including Git.
• Good understanding of website architecture and aesthetics.
• Ability to manage projects.
• Good communication skills.

We are looking for a Full Stack developer responsible for the development and maintenance of Vyapar server-side infrastructure. Your primary focus will be building and maintaining the complete server-side infrastructure. Strong understanding of Core Javascript, HTML, CSS, and Relational Database are critical for the role.

Responsibilities:

• Translate designs and wireframes into high-quality code
• Design, build and maintain high performance, reusable, and reliable APIs
• Ensure the best possible performance, quality, and responsiveness of the APIs
• Maintaining the AWS infrastructure, security, performance and uptime
• Identify and correct bottlenecks and fix bugs
• Help maintain code quality, organization, and automatization
• Helping the team members and guiding them for the right design and implementation

Skills:

• Strong knowledge of Javascript and NodeJs, HTML, CSS, JQuery along with great algorithmic skills.
• Good knowledge of PHP (Laravel)
• Strong knowledge of AWS Services and good experience in handling server-side infrastructure.
• Strong knowledge of design patterns and best practices.
• Strong understanding, creating, manipulating, and querying database – Mongo DB, MySql.
• Familiarity with RESTful APIs, web sockets, continuous integration, and caching technologies.
• A knack for benchmarking and optimization