MERN/Mean 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

What you’ll do

• Build and ship features end-to-end using the MERN stack
• Use AI tools to speed up development, solve bugs, and learn new patterns
• Collaborate with product and design to turn ideas into UI + backend logic
• Write clean, reusable code with proper structure and Git practices
• Learn best practices in architecture, API design, and performance
• Take feedback, grow fast, and own your work

Must-Haves:

• Bachelor’s degree in Computer Science, Engineering, or a related technical field
• 2-3 years of experience with the MERN stack
• Good understanding of JavaScript (or TypeScript), REST APIs, and MongoDB
• Clear logic, curiosity, and the ability to Google smartly
• Eagerness to learn, experiment, and grow with the team
• Comfortable using AI tools to assist in dev

Nice-to-Have:

• Exposure to tools like Firebase, Next.js, or Vercel
• Any live projects, GitHub repos, or portfolio sites
• Basic understanding of cloud deployment 

We're looking for an experienced mid-level Back End Engineer who’s passionate about building mobile and web products. As a Full Stack PHP Developer, you will be trusted to architect efficient, scalable, beautiful design systems for our web applications

Responsibilities

• Build REST based APIs, micro-services, admin panels for various applications
• Using front end technologies (such as ReactJs, VueJs, AngularJs) and integrate with APIs.
• Collaborating regularly with front-end engineers in designing, specifying and implementing services to decouple functionality
• Find opportunities to improve current systems or patterns through auditing or benchmarking
• 'Own' and take lead in newly developed features for current or next generation platforms
• Maintain our test coverage by running your own tests and working with our QA team on automated testing
• Lend a hand to help other engineers through pair programming, mentoring, and supporting your teammates

Requirements

• Experience: 2-3 years in PHP, wordpress
• Immediate Joiner
• Good database knowledge (MySql / PostgreSql)
• Understanding of REST APIs
• Develop, deploy and test APIs/micro-services Bring experience in the day-to-day practices of continuous delivery, automated testing, and agile development based on a set of requirements

Tools

• Git
• Jira

Good to have

• Strong Linux knowledge
• Experience writing unit tests
• Experience with working in Agile methodology
• Familiarity and experience with Container architecture - Docker/Jenkins and build scripts

.NET C# developer provides custom web application development using the .NET Framework, C#, http://VB.NET">VB.NET, http://ASP.NET">ASP.NET, SQL Server,Angular,AngularJS, Javascript, ADO.net and other advanced components of Microsoft technology and provide training to programmer analysts who support the web services manager' responsibilities.

Responsibilities:

 The tool development also involves working with SQL queries and web front end

Designing, developing, and testing web applications with .Net HTML, CSS and other technologies

Design and development of software applications (primarily web based) used in various areas of the bank (such as Loans processing, Treasury, Middle Office )

Manages the architecture, design, and coding of software for TFI from concept to finished product, in order to answer the needs of the Strategies, Sales, and Trading departments

Consults with end users within the Strategies, Sales, and Trading departments to identify where technology can automate current processes to enhance revenues and cut cost

Maintains currency in technical skills and all relevant fixed income industry sector factors

May lead the work of others and provide ideas which help to enhance TFI software applications

Software design & development principles such as SOLID, Domain-Driven-Design and Object-Oriented Development

ORM frameworks, particularly the Entity Framework

Managing source code with Git, including Gitlow Workflow

Full Stack Engineer Role

🏘 Why Propacity?

In a country like India where every Indian aspires to have a home which provides both emotional & financial stability. Typically, real estate brokers are responsible for closing transaction for buyers, and sellers. In fact, the data suggests > 90% transactions occur via 1.5 million real estate brokers.

Unfortunately, real estate brokers are having a painful time managing their business on their own. This is leading to awful customer experience for buyers, and sellers.

Propacity is creating a platform which empowers real estate brokers to create trustworthy experience for Indians customers looking to invest their life savings.

🏚 What does Propacity Platform do?

• Solve for lead generation, lead management, market insights, growth opportunities, and more
  
  
• The platform makes the broker more efficient, more data informed, increases his income, and enables him to engage better with customer.

💛  Team Propacity

Started in 2020, we are of one of India's fastest-growing PropTech startup. We are a team of startup heroes, technology enthusiasts, product makers and business operators who want to create trustworthy real estate experience for Indians investing their lifesavings in the real estate.

Currently, working with over 200+ real estate brokers in 20+ Indian Cities.

Our team is super passionate, customer obsessed and extremely supportive of each other.

🚀 Why join us?

As a Full Stack Founding Engineer, you will be responsible for the technical implementation of Propacity Platform with other A+ Engineers

We are redefining the real estate industry. It will be hard and there are a ton of challenges facing us. However, with the right mindset, strategy, and the world-class team that we’re building, we know we can push the world forward, and build the biggest business imaginable.

 👩🏽‍💻👨‍💻 YOUR ROLE 

• Develop code for the Propacity Platform
• Collaborate with the product & design team for making decisions based on your codebase expertise
• Own the development process from the architecture stage till the product is shipped
• Promote code quality, new technologies, and architectural design within the company
• Work and develop a team of engineers who can ship fast
• Have fun collaborating with your team, and communicate as much as you can

✅  Should Have Expertise:

• Experience: You have 3+ years of professional product development experience with MERN Stack :  building server applications in Node.js along with JS Frameworks, system design.

• Server expertise: Good experience with deploying applications on AWS & devops

• Databases: You have in-depth knowledge of RDMS as well as no-sql databases and are capable of designing scalable database models based on the product and security requirements. You have also experience with in-memory databases such as Redis and queuing frameworks for running tasks asynchronously.

• Front end expertise: Good understanding of React.js, frameworks, and libraries

• CS Fundamentals: You possess strong computer science fundamentals: data structures, algorithms, API’s, micro-services, distributed systems, and information retrieval.

• 3rd Party API integrations: API Integrations for fb, Instagram, google ads & more into our product

• Github: You have some JS projects/products on GitHub Repository that are worthy of public view.

• Product focused: You take pride in building innovative and shipping fast

• Problem solver: You excel at understanding and solving complex problems. You have great attention to detail.

• Quality communicator: You can break down tricky topics in writing and work with the team together

• Feedback: You are humble, kind, and are open to product feedback

• Location: Remote/New Delhi

✅  Good to Have:

• Automated Tests: Automated Tests to test the Restful API’s

• Design Basics: Basic understanding of the Figma Tool

• Mobile Applications: Basic Understanding of app. development via React Native 

 🤙  OUR HIRING PROCESS

Yes, we make sure every candidate who joins Propacity brings in the right DNA, has growth mindset, maximises peer-to-peer learning, ownership oriented and enjoys building tech products. 

Step 1: You apply for the job at Propacity

Step 2: Short Intro Call with the Founder(s)

Step 3: Technical Interview Round(s)

Step 4: Evaluation of your Technical Expertise

Step 5: Founder Round for DNA Check

Step 6: Job offer rollout

Step 7: Join the Team Propacity & start building

🎁  PROPACITY BENEFITS 

🕰 Generous Office Timings 

• Flexible working hours
• Flexible Leave Policy

✍️ Investing in Your Growth 

• Mentoring by top industry talent
• Working Directly with the Founders
• Shared Learning with Super Smart Team Members
• Ownership to build products and teams

💰 Financial Success 

• Company ESOPS
• Expected CTC : 18 - 25 Lakhs per annum

We are looking for LAMP-Stack developers. Someone with a minimum of 3 years of experience.
Must have:

• Strong verbal and written communication skills, analytical skills and the ability to learn quickly
• Creative approach to problem-solving with the ability to focus on details while maintaining the "big picture" view
• Proven experience of working on/with Composer,  PHP7, CodeIgniter, MySQL.
• Experience with creating and consuming APIs.
• Knowledge of wordpress, Python, Elasticsearch, Redis, RabbitMQ, Cloudflare would be a HUGE PLUS.
• Any other experience with languages like NODE will be appreciated (but must NOT be your primary skill)

The Job responsibilities would include:

• Create new features to existing web apps.
• Maintain & enhance current features based on requirements.

You must have the ability to work independently once you are made familiar with the code/project. We need someone who can make good logical decisions without compromising the quality of code. 

We are looking for a full-stack Javascript developer mainly with Javascript Frameworks (React, Angular) and NodeJS skillset.

As a Frontend JS Developer, you will be required to implement a complete user interface in the form of a mobile and desktop web app, with a focus on performance.

As a NodeJS developer, you will need to focus on the development of all server-side logic, definition and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front-end.

Responsibilities

• Participate in the full development life cycle, including implementing design, coding, testing and production release

• Your main duties will include creating modules and components in React and coupling them together into a functional app.

• Understanding the nature of asynchronous programming and its quirks and workarounds

• Integration of multiple data sources and databases into one system

• Creating database schemas that represent and support business processes

• Drive innovation through rapid prototyping and iterative development

Qualifications

• Passionate about developing amazing user experiences

• Strong proficiency with JavaScript (Object Oriented)

• At least 1 year of experience working in MEAN or MERN stack - i.e. React/Angular and Nodejs

• Deep knowledge of Frontend Application practices and commonly used modules based on extensive work experience along with Node.js applications on top of RESTful APIs

• Experience with web frontend technologies such as HTML5, CSS3,  Bootstrap

• Proficient understanding of code versioning tools, such as Git is a plus

• Knowledge Experience in building ionic/hybrid apps is a huge positive

About You:

We are looking for a candidate with 3 years of experience in mobile app development. Must have done at least 4 projects in react native. In this position you’ll be working with technologies like React Native, Redux, RX Observables, Type Script etc.

Skills & Qualifications:

- Good mobile app development experience (3 years)

- Strong knowledge of React Native(2+ years)

- Strong Javascript knowledge

- Strong attention to detail in UX & interactions

- Familiar with different tools Sentry, Bitrise, Hockeyapp, ESLint

- Familiar with Javascript ES6/ES7

- Experience with HTML/CSS(SAAS/LESS)

- Experience integrating REST APIs.

- Good knowledge of Git, Gitlab/bitbucket/Github etc.

- Familiarity with Redux