Fullstack 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

WALK-IN-Drive for PHP Developer for Lucknow on 13th July 2025 ie Sunday

Registration Link- https://shorturl.at/bfKwb

Location; Prithvi Ratan Heights, 4th floor, Plot No. 4, 3 Vijayant Khand, Gomti Nagar, Lucknow, U.P

Job Description for PHP Developer :

• Experience – 00- 2 yrs
• Qualification- MCA /B. Tech
• Job Nature - Permanent
• Skills - PHP, Java, MYSQL, CSS, Jquery
• Working days - 5

Description:

• Should have hands-on experience in Web Development
• Good understanding of PHP and Object-oriented programming paradigm.
• Able to understand project requirement and handle project independently.
• Strong learning capability.
• Having a good knowledge of Jquery.
• Framework experience would be beneficial.
• Should be comfortable to work with the team.
• Should be comfortable with work on any MVC based framework.

Skills required:

• Able to understand project requirement and handle project independently.
• Strong learning capability.
• Contribute in all phases of the development.
• Knowledge of PHP/CodeIgniter will be preferred.
• Basic Knowledge of JavaScript, Web Services.
• Sound knowledge of PHP, mysql, JQuery etc.

Perks & Benefits:

• Employees Family Health Insurance, EPF & ESIC.
• Employee Health Insurance.
• Late-night meal facility.
• Innumerable in house & outdoor party.
• Various compensations & bonuses.
• No dress code
• Festival Celebration
• Employees B'day celebration.
• Hobby club
• Mini Gym
• Cafeteria facility

Procedure for the interview will be as follows:-

1. Written Round

2. Technical F2F

3. HR Round

WALK-IN-Drive for PHP Developer for Lucknow on 13th July 2025 ie Sunday

Registration Link- https://shorturl.at/bfKwb

Location; Prithvi Ratan Heights, 4th floor, Plot No. 4, 3 Vijayant Khand, Gomti Nagar, Lucknow, U.P

About the Role:

We are looking for an experienced React Native Developer who can independently take charge of mobile app development as well as backend development. You will be responsible for building robust, scalable, and high-performance mobile applications from the ground up and developing/maintaining the backend systems to support these applications.

Key Responsibilities:

📱 Mobile App Development (Frontend)

• Design, develop, and maintain cross-platform mobile applications using React Native.
• Build pixel-perfect UIs across both Android and iOS platforms.
• Integrate RESTful APIs, third-party libraries, and SDKs.
• Optimize app performance, stability, and responsiveness.
• Implement best practices for code quality, testing, and maintainability.

💻 Backend Development

• Design and develop backend services and APIs using Node.js, Express.js, PHP or similar frameworks.
• Manage databases (e.g., MongoDB, PostgreSQL, Firebase, etc.).
• Implement authentication, authorization, data models, and RESTful API endpoints.
• Ensure secure, scalable, and efficient backend architecture.

🔧 General Responsibilities

• Own the end-to-end development lifecycle: planning, development, deployment, monitoring, and improvement.
• Collaborate with designers, product managers, and other developers to deliver high-quality features.
• Write clean, maintainable, and well-documented code.
• Debug and resolve technical issues across the stack.
• Stay up to date with the latest trends and technologies in mobile and backend development.

Requirements:

• 3+ years of experience in React Native mobile development.
• Strong experience with JavaScript, TypeScript, and React.
• Solid experience in backend development (Node.js, Express.js, or similar).
• Familiarity with databases (SQL or NoSQL).
• Experience with API integration, authentication (JWT, OAuth), and state management tools (Redux, Context API).
• Familiarity with mobile app deployment (App Store & Google Play).
• Good understanding of mobile performance and optimization techniques.
• Strong debugging and problem-solving skills.

Nice to Have:

• Experience with DevOps tools (Docker, CI/CD pipelines).
• Experience with Firebase, GraphQL, or serverless architecture.
• Knowledge of mobile analytics, push notifications, and crash reporting tools.
• Previous experience in startup or fast-paced environments.

What We Offer:

• Competitive salary and performance-based bonuses.
• Flexible working hours and remote work options.
• Opportunity to lead and grow with a product-focused team.
• Collaborative and supportive work environment.

Responsibilities

• Design, code, test and manage various applications
• Collaborate with engineering team and product team to establish best products
• Follow outlined standards of quality related to code and systems
• Develop automated tests and conduct performance tuning

Qualifications

• Bachelor's degree in Computer Science or relevant field
• 2+ years of experience working with .NET or relevant experiences
• Languages & Frameworks: C#, ASP.NET MVC, ASP.NET Core, Web API, ADO.NET
• Frontend Technologies: HTML5, CSS3, JavaScript, jQuery
• Database: Microsoft SQL Server (T-SQL, Stored Procedures, Views, Triggers, Joins, Jobs), MS Access
• Tools & Platforms: Visual Studio,
• Methodologies: Agile, Scrum, Jira

Roles and Responsibilities
1. Ability to work on diverse backend stack such as Node JS, Express JS
2. Ability to work on diverse frontend stack such as Meteor JS, React JS, 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. Analyzing and resolving technical and application problems.

7. Ability to debug the application.

8. Should have complete knowledge of 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. Work with the team to manage, optimize, and customize multiple web applications
12. Manage end to end module lifecycle management of the product
13. Push and pull codes via Git repository

Competency Requirements

1. Experience in NodeJS and development using MeteroJS
2. Experience in front end frameworks - Meteor JS
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. Knowledge of other frontend frameworks like ReactJS, AngularJS will be an advantage

Job Description:

At Helios Tech Labs we are looking for a Full Stack Developer with <2 - 5 yr Exp> to build and maintain functional websites and applications with highly skilled computer programmer who is comfortable with both front and back end programming.

To be successful in this role, you should have extensive experience building web-apps from scratch and in-depth knowledge of at least one of the following programming languages:

• JavaScript
• Java
• HTML
• CSS
• React
• Angular
• Objective C
• Scala
• Python
• C#
• C++
• PHP
• Perl
• Node JS
• Ruby (RoR)
  
  

Responsibilities:

• Identify user and system requirements for new websites and applications
• Designing user interactions on web pages.
• Developing back-end website applications.
• Creating servers and databases for functionality.
• Ensuring cross-platform optimization for mobile phones.
• Ensuring responsiveness of applications.
• Seeing through a project from conception to finished product.
• Meeting both technical and consumer needs.
• Staying abreast of developments in web applications and programming languages.
• Prioritize software development projects, set timelines, and assign tasks to team members.
• Write or review code for various applications.
• Run functionality testings and debug code.
• Oversee junior web developers and evaluate their performance.
• Liaise with designers to decide on UI/UX elements (like graphics and navigation buttons).

Knowledge of PHP web frameworks including Laravel and CodeIgniter is must

· Knowledge on Doctrine ORM

· Knowledge of front-end technologies including Vue.js CSS3, JavaScript, and HTML5 is must

· Understanding of object-oriented PHP programming.

· Previous experience creating scalable applications.

· Proficient with code versioning tools including Git, Mercurial, CVS, and SVN.

· Familiarity with SQL/NoSQL databases.

· Ability to project manage.

· Good problem-solving skills.

As our Full Stack Engineer, you will be developing fast, reliable and scalable web applications while taking responsibility for shipping core backend features.

Roles and responsibilities:

1. Develop smooth, scalable and pixel-perfect web-app products
2. Architect, optimize and scale complex systems like the database engine and APIs
3. Follow TDD and write well designed, factored, and tested code
4. Develop new features and maintain existing code
5. Manage infrastructure and ensure security of applications
6. Solve complex product and engineering challenges alongside the core team

What we're looking for in you:

1. 4+ years of experience in Full Stack Development
2. Extensive programming skills with a proficiency in Java, Spring Boot and Javascript
3. Have strong fundamentals in systems design and RDBMS and NoSQL databases
4. Product minded: Strong UI/UX and design sense
5. Strong understanding of asynchronous request handling and dynamic web page development
6. Experience working with React.js, Next.js, Node.js, HTML, CSS, Redux, TypeScript
7. Stellar problem solving and research skills with the ability to design scalable systems
8. Exposure with AWS/GCP, Docker, Kubernetes and CI/CD Setups
9. Experience in functional, L& P and security testing

Benefits of working with Rivi:

• Stock Options
• Flexible work hours
• More responsibilities and more opportunities
• The chance to exponentially grow in your career, as Rivi grows
• Work on real innovation and a futuristic vision
• Enhance your skill-sets and knowledge
• Opportunity to learn about many different verticals
• Feel empowered and change things - We value ideas and suggestions
• Work in an inclusive culture where transparency, creativity, accountability and ownership is encouraged

• Should have expert level knowledge to Design, Develop and test Web Apps with Angular versions 6 and above.
• Primary Skills – Angular6+, HTML, CSS3, JavaScript.
• Node JS as backend will be advantage
• Knowledge of Mongo, MySql will be advantage
• Highly skilled at front-end engineering using Object-Oriented JavaScript, TypeScript, various JavaScript,TypeScript patterns and frameworks.
• Should have experience in publishing and consuming Services using REST API
• Excellent time-management, multi-tasking, and communication skills. Capable of handling multiple projects and related complexities at the same time.