MERN/MEAN/Full Stack developer

Job Title: Software Development Engineer – III (SDE-III)

Location: Sector 55, Gurugram (Onsite)

Work Timings: Regular day shift, 5 days working

About Master-O

Master-O is a next-generation sales enablement and microskill learning platform designed to empower frontline sales teams through gamification, AI-driven coaching, and just-in-time learning. We work closely with large enterprises to improve sales readiness, productivity, and on-ground performance at scale.

As we continue to build intelligent, scalable, and enterprise-ready products, we are looking for a seasoned SDE-III who can take ownership of complex modules, mentor engineers, and contribute to architectural decisions.

Role Overview

As an SDE-III at Master-O, you will play a critical role in designing, building, and scaling core product features used by large enterprises with high user volumes. You will work closely with Product, Design, and Customer Success teams to deliver robust, high-performance solutions while ensuring best engineering practices.

This is a hands-on role requiring strong technical depth, system thinking, and the ability to work in a fast-paced B2B SaaS environment.

Required Skills & Experience

• 4–5 years of full-time professional experience in software development
• Strong hands-on experience with:
• React.js
• Node.js & Express.js
• JavaScript
• MySQL
• AWS
• Prior experience working in B2B SaaS companies (preferred)
• Experience handling enterprise-level applications with high concurrent users
• Solid understanding of REST APIs, authentication, authorization, and backend architecture
• Strong problem-solving skills and ability to write clean, maintainable, and testable code
• Comfortable working in an onsite, collaborative team environment

Good to Have

• Experience working with or integrating LLMs, AI assistants, or Agentic AI systems
• Experience with cloud platforms and deployment workflows
• Prior experience in EdTech, Sales Enablement, or Enterprise Productivity tools

Why Join Master-O?

• Opportunity to build AI-first, enterprise-grade products from the ground up
• High ownership role with real impact on product direction and architecture
• Work on meaningful problems at the intersection of sales, learning, and AI
• Collaborative culture with fast decision-making and minimal bureaucracy
• Be part of a growing product company shaping the future of sales readiness

Roles and Responsibilities:

• Build scalable and loosely coupled services to extend our platform
• Build bulletproof API integrations with third-party APIs for various use cases
• Evolve our Infrastructure and add a few more nines to our overall availability
• Have full autonomy and own your code, and decide on the technologies and tools to deliver as well operate large-scale applications on AWS
• Give back to the open-source community through contributions on code and blog posts
• This is a startup so everything can change as we experiment with more product improvements

Some specific Requirements:

• Atleast 2+ years of Development Experience
• You have prior experience developing and working on consumer-facing web/app products
• Hands-on experience in JavaScript. Exceptions can be made if you’re really good at any other language with experience in building web/app-based tech products
• Expertise in Node.JS and Experience in at least one of the following frameworks - Express.js, Koa.js, Socket.io (http://socket.io/)
• Good knowledge of async programming using Callbacks, Promises, and Async/Await
• Hands-on experience with Frontend codebases using HTML, CSS, and AJAX
• Working knowledge of MongoDB, Redis, MySQL
• Good understanding of Data Structures, Algorithms, and Operating Systems
• You've worked with AWS services in the past and have experience with EC2, ELB, AutoScaling, CloudFront, S3
• Experience with Frontend Stack would be added advantage (HTML, CSS)
• You might not have experience with all the tools that we use but you can learn those given the guidance and resources
• Experience in Vue.js would be plus

About Us

Zentosys Solutions Pvt. Ltd. is a technology-driven IT services company specializing in modern web and mobile application development. We empower businesses worldwide with innovative, scalable, and efficient software solutions. Be a part of our dynamic team and contribute to building impactful digital products.

Responsibilities

• Develop, maintain, and optimize full-stack applications using modern technologies.
• Implement backend logic using Node.js, TypeScript, and frameworks like Express.js or NestJS.
• Build intuitive, responsive, and high-performance frontend applications using React.js, Next.js, or similar frameworks.
• Design and integrate RESTful APIs and ensure seamless communication between front-end and back-end systems.
• Utilize CI/CD pipelines for automated deployment and continuous integration.
• Manage and optimize cloud infrastructure using AWS services.
• Debug, troubleshoot, and ensure application reliability and performance across the stack.
• Design database schemas and manage MongoDB for efficient data handling.
• Collaborate with cross-functional teams, including DevOps, designers, and product managers, to deliver high-quality solutions.
• Stay updated with the latest technologies, frameworks, and best practices in software development.

Requirements

• Experience: 2+ years in full-stack development.
• Strong expertise in Node.js, TypeScript, and backend frameworks like Express.js, NestJS, or Fastify.
• Proficiency in frontend technologies like React.js, Next.js, HTML5, CSS3, and JavaScript (ES6+).
• Hands-on experience with CI/CD pipelines and tools such as Jenkins, GitHub Actions, GitLab CI, or similar.
• Practical knowledge of AWS services, including EC2, S3, RDS, Lambda, and IAM.
• Experience with database schema design and management using MongoDB.
• Strong problem-solving skills with a logical and analytical approach to challenges.
• Familiarity with Git for version control and collaboration in a team environment.
• Excellent communication and teamwork skills to contribute effectively in a collaborative setting.

Preferred Skills

• Exposure to GraphQL for API development.
• Knowledge of Docker and container orchestration.
• Familiarity with Serverless Framework for deploying cloud-native applications.
• Experience with testing frameworks like Jest, Mocha, or Cypress.
• Understanding of state management libraries like Redux, Zustand, or similar.
• Hands-on experience with Terraform or other infrastructure-as-code tools.

What We Value

• Problem Solvers: Professionals who can tackle challenges with creativity and precision.
• Team Players: Individuals who thrive in a collaborative, dynamic environment.
• Growth Mindset: Developers who are eager to learn, adapt, and grow with the organization.

What We Offer

• Competitive salary in the range of ₹6 LPA to ₹15 LPA based on skills and experience.
• Work on diverse and impactful projects for a global clientele.
• A culture that encourages innovation, professional growth, and skill enhancement.
• Flexible working hours and a healthy work-life balance.
• Exposure to cutting-edge technologies and tools.

Job Type: Full-time

Pay: ₹600,000.00 - ₹1,500,000.00 per year

Benefits:

• Provident Fund

Schedule:

• Monday to Friday

Education:

• Bachelor's (Required)

Experience:

• Full-stack development: 2 years (Required)

Work Location: In person

Expected Start Date: 05/02/2025

Job Requirements

•   3+ years of experience with custom application development.
•   Must be dedicated, passionate, and hard-working. Attitude is everything.
•   Must be able to work with a team and collaborate. Hard workers and self-starters please apply.
•   We are looking for a creative and efficient problem solver.

Technical Requirements

•   Experience working within Agile development environments.
•   Experience with Node.js, PHP, Laravel, React.js, JavaScript, HTML5, CSS3.
•   Experience with Redux, Redux Saga
•   OAuth and JWT Tokens experience is a plus.
•   Experience with the Next.js and Nest.js framework is a plus.
• Advanced Laravel Experience (Middleware, Collections, Policies, and Service Containers).
•   Experience with unit testing (PHP Unit).
•   Experience with MySQL profiling and query optimization.
•   Solid working experience building RESTful APIs.
•   Active experience integrating custom code with 3rd party web services.
•   Hands-on experience with tools such as Git and Jira.
•   Experience working in the AWS (Amazon Web Services) ecosystem.

 Job Duties

•   Work with a team of developers, BA, PM, QA, etc. to execute strategies and implement solutions to build quality business software applications.

•   Develop front-end and back-end components for large data-driven applications.
•   Review features requests, provide feedback, and develop/maintain features for web applications. 
•   Document your development process and development components. 
•   Work with other developers to complete tasks and share ideas.

Oddr is looking for an experienced senior full-stack engineer to help us build scalable multi-tenanted enterprise Cloud applications. The ideal candidate should be able to bring new ideas to the table and design and develop distributed microservices with a strong emphasis on security, resiliency, scalability, performance, and quality. As a senior engineer, the candidate should be able and willing to mentor and guide fellow team members on best practices like code styling, efficiency, and testability as the team scales and grows. The candidate should demonstrate leadership qualities, be a self-motivated team player, and take pride in what they deliver.

The candidate should be interested in a long-term stable career to grow with our company. The candidate will need to work late night hours because of the geographic distribution of the team.

Requirements:

• Strong proficiency in .NET Core and C#
• Strong proficiency in React.js and its core principles
• Solid understanding of JavaScript/TypeScript, CSS, HTML, and other standard frontend technologies and tools
• Experience with backend and frontend test automation frameworks and tools
• Strong knowledge of Cloud development concepts
• Experience with successful end-to-end delivery of web applications in the Cloud. Azure knowledge is a strong plus.
• Experience with API-driven development and developing RESTful APIs
• Experience with database design and writing complex SQL
• Ability to write clean, well-structured code with adequate test coverage, proper abstraction, and reusability
• Ability to work to tight deadlines, manage priorities, and take responsibility for delivering to time and quality requirements
• Good understanding and experience with Agile development methodologies
• Ability to understand business requirements and translate them into technical requirements
• Excellent communication skills
• Excellent problem-solving skills

Minimum qualifications required:

• Bachelor's degree in Computer Science from a reputable institute. Master's preferred.
• 5 years of experience. 7 years preferred.

We are seeking a Full Stack developer in Bangalore, India to join our development team. These roles represent a great opportunity for the right candidate.

Requirements:

• B. E/B. Tech/ M. Tech from a top-tier college.
• 3 to 5 years of experience in a product development environment.
• Good understanding of one or more topics such as React, Redux, JWT, and REST APIs.
• Experieence with Node and NPM (and the Node ecosystem in general).
• Comfortable working with Git/SVN and a good understanding of version control.
• Knowledge of SaaS/Microservices-based environments.
• Ability to understand business requirements/ workflows and come up with technical designs and implementations.
• Good communication skills (written as well as verbal/spoken).
• Understanding cloud environments would be a plus.

Full Stack Developer

PiNimbus is a product engineering and niche technology service provider. We help businesses of different sizes ranging from budding start-ups to large conglomerates with our services and end-to-end solutions.

We are looking for hands-on full stack developer for a challenging and fun filled work of building a workflow automation system for simplifying current manual work.

You will become a part of a dynamic team that is collaborative, cross functional, fast-paced and work hand-in-hand with other developers and product managers. We value long term relationships, growth and well-being of our people and we value our people more than anything.

Roles and Responsibilities:

In this role, you will be creating and supporting Internet scale applications and features using distributed architecture, using a variety of current and new technologies that support the ecosystem such as: React, RXJS, node.js, dynamodb, lambda, mysql, to name a few. In this dynamic role, you will be responsible for the following: 

• Work in an agile environment.
• You will design, develop, write tests, and build applications and features spanning multiple layers - front-end, microservices, serveless, database, messaging queues, workflow system.
• Build Microservices, APIs and service workers.
• Provide thought leadership and propose high performing solutions.
• Refactor and enhance the applications to improve performance and maintainability. 
• Ensure application content and developed code complies with design standards, coding standards, practices and approaches. 
• Continuously address tech debt in the code.
• Work as a team to develop optimal solutions that meet customers and business needs. 
• Support testing, deployment, and monitoring of applications. 
• Unit test, Automate, and take pride and responsibility for the Quality of the work you develop and deliver.

Must have skills:

7+ or more years of demonstrable development experience building software that provides the user with a complete, delightful experience. 

• Understanding of and experience in using RESTful Services and messaging platforms. 
• Good understanding and experience with http/2 protocols.
• In depth knowledge of front-end technologies such as React, CSS/SASS, RxJS. 
• In depth knowledge of backend technologies as Node.js.
• Understanding of dynamodb/MongoDB/couchbase and/or SQL - mysql, postgres. 
• Proficiency with SOLID Principles and Design Patterns. 
• Proficiency with debugging, source control -git, and defect tracking. 
• Proficiency with distributed systems design. 
• Knowledge of AWS, Kubernetes, Docker, CI/CD. 
• Familiarity with unit testing and Test-Driven Design. 
• Familiarity with Domain Driven Design. 

Qualification:

BE/B.Tech or Equivalent degree in Computer Science or related field.