Mean stack with AWS

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

Full Stack Developer – React + Node.js + SQL + Team Lead + Excellent comms

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

Experience: 7+ years

Job Summary:

We are seeking a highly capable full stack developer proficient in React, Node.js, and SQL. The ideal candidate will be responsible for developing scalable web applications and APIs, integrating with relational databases, and delivering high-quality, maintainable code.

Key Responsibilities:

• Design and develop front-end interfaces using React with Redux/Context API.
• Build RESTful APIs and backend services using Node.js (Express.js).
• Integrate and optimize SQL queries with PostgreSQL, MySQL, or MS SQL Server.
• Ensure responsive design and cross-browser compatibility.
• Collaborate with UI/UX designers, testers, and backend engineers.
• Write unit and integration tests to ensure code quality and reliability.

Required Skills:

• Strong hands-on experience with React.js and Node.js.
• Proficiency in SQL and experience with relational database systems.
• Knowledge of RESTful API design and microservices architecture.
• Familiarity with version control systems (Git), CI/CD pipelines.
• Strong understanding of HTML, CSS, and JavaScript (ES6+).

Good to Have:

• Experience with GraphQL, TypeScript, or NoSQL databases.
• Cloud deployment experience (AWS/Azure).
• Containerization knowledge (Docker/Kubernetes).
• Agile/Scrum project methodology experience.

About the Role:

NeoGenCode is looking for a highly skilled Lead Java Fullstack Developer to join their agile development team. The ideal candidate will bring strong expertise in Java, Angular, and Spring Boot, with hands-on experience in developing and deploying enterprise-level microservices in cloud environments (especially AWS). The candidate will be expected to lead technically while remaining hands-on, guiding junior developers and ensuring top-quality code delivery.

Key Responsibilities:

• Act as a technical lead and contributor in a cross-functional agile team.
• Analyze, design, develop, and deploy web applications using Java, Angular, and Spring Boot.
• Lead sprint activities, task allocation, and code reviews to ensure quality and timely delivery.
• Design and implement microservices-based architecture and RESTful APIs.
• Ensure performance, security, scalability, and maintainability of the applications.
• Maintain CI/CD pipelines using GitHub, Jenkins, and related tools.
• Collaborate with business analysts, product managers, and UX teams for requirement gathering and refinement.

Technical Requirements:

✅ Core Technologies:

• Java (Java 21 preferred) – minimum 5+ years of hands-on experience
• Spring Boot (MVC, Spring Data, Hibernate) – strong hands-on experience
• Angular (Angular 19 preferred) – minimum 2+ years of hands-on experience

✅ Cloud & DevOps:

• Experience in AWS ecosystem (especially S3, Secrets Manager, CloudWatch)
• Experience with Docker
• Familiarity with CI/CD tools (Jenkins, GitHub, etc.)

✅ Database:

• PostgreSQL or other RDBMS
• Familiarity with NoSQL databases is a plus

✅ Frontend Proficiency:

• HTML5, CSS3, JavaScript, AJAX, JSON
• Angular concepts like Interceptors, Pipes, Directives, Decorators
• Strong debugging and performance optimization skills

✅ Testing & Tools:

• Unit testing using Jasmine/Karma or Jest is a plus
• Experience with tools like JIRA, Azure DevOps, Confluence



Soft Skills & Other Expectations:

• Excellent verbal and written communication skills
• Prior consulting or client-facing experience is a big plus
• Strong analytical, problem-solving, and leadership abilities
• Familiarity with Agile/Scrum methodology
• Self-motivated and adaptable with a strong desire to learn and grow

Full Stack Developer

• The candidate should hold either MCA or BTech degree in Computer Science
• The candidate should have 4 to 10 years of IT Development hands on experience in integration solution using WCF/SOA technologies
• Build integration solutions to automate business processes related to Oil & Gas Refinery business
• Should have excellent knowledge in C#, WCF, SOAP/REST API,, OOPS Concepts, Object Oriented design principles and Design Patterns
• Should have excellent knowledge in SQL Database Design, RDBMS concepts and Master Data Services
• Should have good knowledge in Authentication, Security, XSD and System Integration concepts
• Should be able to understand the Business Requirement and convert it into Technical design document
• Communicate with internal and external customers, supervisors and management using clear, user-friendly terminology
• The candidate should have good Arithmetic reasoning, Logical and Analytical thinking
• Should be Flexible to learn new things, Self-motivated and take up any development role assigned, irrespective of the technology

Must have skills - sql, .net , c# , wcf 

What is the role?

You will be responsible for developing and designing front-end web architecture, ensuring the responsiveness of applications, and working alongside graphic designers for web design features, among other duties. You will be responsible for the functional/technical track of the project

‍Key Responsibilities

• Developing front end website architecture

• 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

• Working alongside graphic designers for web design features

• Seeing through a project from conception to finished product

• Designing and developing APIs

• Meeting both technical and consumer needs

• Staying abreast of developments in web applications and programming languages

What are we looking for?

An enthusiastic individual with the following skills. Please do not hesitate to apply if you do not match all of it. We are open to promising candidates who are passionate about their work and are team players.

• Education - BE/MCA or equivalent

• Overall 4+ years of experience

• Agnostic/Polyglot with multiple tech stacks

• Worked on open source technologies – NodeJs, ReactJs, python, Mysql, No SQL, MongoDB, DynamoDB

• Good experience with Front-end technologies like Javascript frameworks, Reactjs, Angularjs

• Backend exposure – good knowledge of building API

• Worked on serverless technologies

• Efficient in building microservices in combining server & fronted

• Knowledge of cloud architecture

• Should have sound working experience with relational and columnar DB

• Should be innovative and communicative in approach

• Will be responsible for functional/technical track of a project

Whom will you work with?

You will work with a top-notch tech team, working closely with the architect and engineering head. 

Responsibilities:

• Collaborate with cross-functional teams to design, develop, and deliver robust and scalable web applications using the MERN stack (MongoDB, Express.js, React.js, Node.js).

• Translate user requirements and wireframes into ecient and responsive front-end components while ensuring high performance and usability.

• Develop and maintain server-side logic using Node.js and Express.js, ensuring smooth integration with the front-end components.

• Design and implement data models, schemas, and queries for MongoDB, and manage database interactions effectively.

• Write reusable, testable, and efficient code following best practices and coding standards.

• Perform unit and integration testing of both front-end and back-end components to ensure reliability and quality of the application.

• Troubleshoot, debug, and resolve issues that arise during development, testing, and deployment phases.

• Stay up-to-date with industry trends and technologies, and proactively suggest improvements to enhance application performance, security, and maintainability.

• Participate in code reviews, provide constructive feedback, and mentor junior developers when necessary.

• Contribute to the continuous improvement of development processes, tools, and methodologies.

• Java/J2EE, Spring, Spring Boot, REST, JSON, Micro Services, 12 Factor Apps, Apache.
• Strong understanding of microservice architecture
• Ability to design, develop and implement scalable, elastic microservice based platforms.
• Demonstrated knowledge of OAuth token-based authentication protocol.
• Demonstrated knowledge of PCI and Security Coding Standards.
• Performs hands on coding using Java/J2EE & unit testing.
• Contribute to the Design and develop high quality software for large scale Java/Spring Batch/Micro-service Applications.
• Proficiency in the following general areas: Java (Java 1. 7/Java 1. 8), Spring Framework, Jenkins, Gradle, and GitHub.
• Experience with RESTful services, Rabbit MQ, JSON, Unix Scripting, and Hadoop is a plus.
• Core development experience in large scale enterprise Java applications using Spring Framework.
• Experience in SQL (DB2 & SQL databases)
• Strong knowledge and experience on Nginx as APIM tool Solid experience in coding and creating APIs.
•  Expertise in WSDL, XML, XSLT, JSON, XPATH and Gateway scripts
• Provide front line support for Nginx related problems by being involved in troubleshooting, root cause analysis and appropriate secure integration recommendations.
• Installation of Nginx API Gateway as per need.
• Experience in Containers and Kubernetes.
• Good linux and administration skills
• Experience on API Orchestration/Mediation/Protocol Bindings and transformation knowledge on disparate message structures
• Design, develop and implement API proxies using OpenAPI specification Analysing logs and trace for errors and exceptions Manage and publish content in Developer portal Security implementation using OAUTH, SAML, CORS 
• Must Have Knowledge of API development and its technologies.

Location: Remote Working

** Preference will be given to immediate joinee