Lead Engineer - Full Stack Web Development

Position Overview:

We are seeking a highly skilled and experienced Senior Software Developer with a strong background in front end development to join our team. The ideal candidate will have over 6 years of experience in developing web and mobile applications using React JS, React Native, Angular, and other modern technologies. You will be responsible for leading complex projects, interacting with clients, and working in a team-oriented environment.

Key Responsibilities:

• Develop and maintain mobile and web applications using React JS and React Native. • Handle DevOps tasks using tools such as Filezilla and PuTTY. • Collaborate with clients to understand their requirements and translate them into technical solutions. • Lead the design, development, testing, and deployment of applications. • Integrate third-party services such as Google Maps, Firebase, and payment gateways. • Ensure responsive UI design and integration of RESTful APIs. • Work on hybrid mobile application development for both Android and iOS platforms. • Manage system design and development, including error handling, exception management, and logging. • Perform code reviews, testing, and release management. • Utilize tools like Git, Azure DevOps, and various IDEs for development and project management.

Required Qualifications:

• Primary Skills: React JS, React Native, Angular (4+ years of experience). • Experience with iOS (Xcode) and Android (Android Studio). • Programming Languages: JavaScript, TypeScript, HTML, CSS, PHP. • Frameworks and Libraries: Redux, jQuery, Ionic (3/4), AJAX. • Databases: MS SQL Server, MySQL. • Development Tools: Sublime, Dreamweaver, Visual Studio, Xcode. • Experience with design patterns, code reviews, and testing. • Domain booking, hosting, domain migration, cPanel, PhpMyAdmin. • Familiarity with Git and Azure DevOps. • Proven track record of working on complex projects and delivering high-quality solutions. • Experience in integrating third-party APIs and handling DevOps tasks. • Strong understanding of responsive UI design and lifecycle management.

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

Job Title: Senior Full-Stack Developer (Tech Lead)

Experience: 5–8 Years

Location: Ahmedabad (Hybrid / On-site preferred)

Salary: Flexible for the right candidate

Note: This role is strictly for Ahmedabad-based (local) candidates. On-site presence is mandatory.

Role Overview

We are seeking a highly skilled Senior Full-Stack Developer (Tech Lead) to lead technical delivery and oversee end-to-end system execution. The ideal candidate will take ownership of architecture, ensure high-quality engineering standards, mentor junior team members, and effectively communicate with clients and stakeholders.

This role is best suited for a hands-on professional who enjoys solving complex problems, building scalable systems, and taking full responsibility for technical outcomes.

Key Responsibilities

• Design, develop, and maintain scalable backend and frontend systems
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• Own system architecture and technical decision-making
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• Lead code reviews and enforce clean, modular, and maintainable code practices
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• Collaborate with clients to understand requirements and provide technical solutions
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• Mentor and guide junior developers to improve overall team performance
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• Ensure reliability, performance, and security of applications
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• Drive best practices across development, deployment, and CI/CD workflows
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• Design and integrate Generative AI–powered features where applicable (e.g., chatbots, content generation, automation tools)

Required Technical Skills

Backend (Must-Have)

• Strong experience with Node.js (Express.js / NestJS)
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• RESTful API design and implementation
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• Database design, optimization, and performance tuning
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• Experience with PostgreSQL / MySQL
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• Hands-on experience with MongoDB or other NoSQL databases
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• Authentication and authorization mechanisms (JWT, OAuth2, RBAC)
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• Willingness to learn Python and its frameworks (Django / FastAPI)
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• Basic Python knowledge is an added advantage
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• Experience with React.js or Next.js
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• Strong knowledge of JavaScript / TypeScript
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• Component-driven architecture and reusable UI patterns
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• State management using Redux / Zustand / Context API
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• Responsive UI development using MUI, Ant Design, or Tailwind CSS
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Engineering Practices

• Proficient with Git, GitHub/GitLab
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• Understanding of CI/CD pipelines
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• Experience with Docker and containerization
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• Familiarity with clean architecture and modular design patterns
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Bonus Skills (Nice to Have)

• Microservices architecture
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• Experience with Prisma ORM
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• DevOps exposure (AWS, EC2, Vercel, Docker, Nginx)
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• Caching solutions such as Redis
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• Queue systems (Celery, Kafka, RabbitMQ)
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• Exposure to AI / LLM integrations
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Soft Skills

• Strong sense of ownership and accountability
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• Excellent English communication skills (verbal and written)
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• Proven ability to mentor and lead junior developers
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• Strong analytical and problem-solving mindset
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• Reliable, consistent, and delivery-focused
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• Leadership maturity and professionalism
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Opportunity Summary

We are looking for an enthusiastic engineer with experience building Salesforce AppExchange apps to lead the development of Salesforce connectors for our marketing technology products.

What would you do?

·      Take a lead role with design and implementation of Salesforce connectors for our marketing platforms.

·      Collaborate with stakeholders in establishing application requirements, determining features, creating customer-friendly solutions, and determining support needs and performance requirements. 

·      Plan, design, develop, test, and deploy software to satisfy these requirements. 

·      Work according to the agile programming application development methodology adhered to including test-first, iterative development, and continuous re-prioritization.  

·      Support the maintenance of our hosted technology solutions. 

·      Work with other team members in accomplishing group objectives and participating in code reviews. 

·      Ensure timely and robust implementation of the company’s development plans.

·      Ensure that all relevant parties are kept up to date on progress of projects and give feedback on an ongoing basis. 

·      Contribute to the review, selection, and adoption of proprietary tools and technologies. 

·      Use specialist knowledge and experience of information technology to provide technical advice and vision.

Technical Skills

The following skills are needed for this role.

Experience

·      7+ years’ experience in web application design and development 

·      Bachelor’s Degree in relevant discipline or equivalent experience 

Primary Skills

·      Experience with Salesforce APEX, VisualForce, SOQL, etc. 

·      Experience building and maintaining Salesforce AppExchange apps. 

·      Experience working with databases and/or CRM systems. 

Secondary Skills (nice to have)

·      Strong background in Java 

·      AWS ecosystem and tools, developing for serverless environments. 

·      Front-end expertise: HTML, CSS, JavaScript, etc. 

·      Other languages such as JavaScript, Typescript, C#, Ruby, Python, PHP, etc. are all valuable. 

Soft Skills

·      Proven ability to lead a team and mentor others. 

·      Thrives collaborating in a team environment with a diverse range of people.

·      Passionate about delivering an amazing customer experience.

·      Able to have a change of mind, and able to change the minds of others.

·      Writes clearly and concisely.

·      Capable of working without a company office, with a fully remote team.

Growth Skills

·      Possesses a good work ethic; a self-starter with a desire to grow.

·      Always looking for better ways to get the job done.

Key Responsibilities

🖥️ Frontend (Angular)

• Develop responsive, accessible web UI for assessment tools, educator dashboards, and parent reports.
• Implement dynamic form builders and scoring interfaces for multiple domains (reading, writing, math).
• Build PDF report previews, filtering tools, and real-time updates.

🔙 Backend (Python/FastAPI)

• Design and implement APIs for user management, assessments, intervention logs, and reports.
• Integrate scoring logic and data aggregation for AI insights.
• Implement secure role-based access (admin, educator, parent).

🛠️ DevOps / Systems

• Maintain scalable architecture with PostgreSQL / MongoDB, Docker, and deployment pipelines.
• Work with AI engineer to connect ML models to backend for prediction and recommendation layers.
• Optimize performance and ensure data security (GDPR-aligned).

Roles and Responsibilities
1. Ability to work on diverse backend stack such as Node JS, Java, Express JS
2. Ability to work on diverse frontend stack such as React JS, Angular 6/7/8/9, HTML5, CSS3

3. Ability to deliver quick POC’s using cutting edge technologies.

4. Preparing reports, manuals and other documentation on the status, operation and maintenance of software.

5. Design, develop, and unit test applications in accordance with established standards

6. Developing, refining, and tuning integrations between applications. Analysing and resolving technical and application problems.

7. Ability to debug application.

8. Should have complete knowledge on developing RESTful Services.

9. Should be able to also work in agile development methodology.
10. Work with designated JavaScript framework to design, develop, and debug web applications
11. Can work on Angular and Integrate backend services
12. Work with the team to manage, optimize, and customize multiple web applications
13. Manage end to end module lifecycle management of the product
14. Push and pull codes via Git repository

Competency Requirements

1. Experience in NodeJS, Java and development using AngularJS / ReactJS
2. Experience in front end frameworks such as Angular.js, React.js, Bootstrap, Foundation etc
3. Experience in client/server application development
4. Knowledge of agile development methodologies
5. Knowledge of unit testing theory
6. Knowledge of AWS cloud
7. Experience in Java, Python and Go will be added advantage

Role- Javascript Technical Lead

Job Responsibilities:
● Architect and design solutions and lead a team of 5-6 JS developers
● Interact with client understand requirements
● Able to convert business requirements to sizable tasks for developers to implement
● Provide technical expertise and mentor team in latest technologies
● Ensure and apprise stakeholders of technical feasibility, effort and impact of
implementations
● Create and present demos POCs

Skills Required:
1. Hand on experience with Node.js + React.js
2. Good understanding of Node.js frameworks (Express, Koa, Sails, Hapi) and good hands-on experience in at least one.
3. Strong understanding of Core JS Concepts including the ability to write unit tests.
4. Working knowledge in ES6 + JavaScript.
5. Experience in API Design (REST concepts) and API modeling.
6. Knowledge of WebSocket’s (Socket IO).
7. Hands on experience Typescript.
8. Experience with build tools (Webpack).
9. Experience with NoSql Databases (Mongo, Dynamo).
10. Good communicator with good client engagement skills.
11. Hand on experience with version control systems(git). Self-motivated and driven to
deliver, with and ability to be detail-oriented while able to see and define the overall
strategy.
12. Demonstrated ability to stay on top of new concepts and tools in the ever-evolving area

Good to have:
1. Knowledge of Docker and hands-on experience
2. Worked with AWS and similar cloud service providers
3. Experience with building applications using microservices

Job role & responsibilities:

Full Stack Sr. Java Developer with competencies focused on :

1. Experience in the Java 8 , Spring boot , Struct etc.
2. Good Experience with AWS Cloud Platform and its related services.
3. CI/CD deployments using GitLab and Docker Containers etc.

Here are few responsibilities on the job:

- Gather & analyse requirements , design, develop , test and perform root cause analysis.

- Actively participate in technical brainstorming session for solution building

- Provide technical guidance to team members if needed.

- Develop and Support Application Integration requirements etc.

- Participate in code reviews and design sessions etc.

Must Haves skillset : Java 8, Spring Boot , Microservices and AWS ; Should have worked with Offshore , mentor and coach them to deliver.

Secondary / Nice To Have : Java Structs Framework , Angular JS, Aurora