Senior Software Development Engineer

Job Title : Senior Full Stack Developer (React.js, Node.js, C#, .NET)

Experience : 8+ Years

Location : Gurgaon, Haryana

Work Mode : Hybrid (As per Samsung Policy)

Shift : 07:00 PM – 04:00 AM (IST)

Job Summary :

We are looking for a Senior Full Stack Developer with strong expertise in C#, .NET Core, React.js, NestJS, Node.js, SQL Server, and SSO integrations to build and maintain enterprise-grade applications in a Windows Server environment.

Mandatory Tech Stack :

Frontend : React.js, Redux Toolkit (RTK)

Backend : C#, .NET Core, Node.js, NestJS

Database : SQL Server, TypeORM

Authentication : Active Directory, OIDC, SAML

Environment : Windows Server

Key Responsibilities :

• Develop scalable web applications using React.js, C#, .NET Core, Node.js, and NestJS.
• Build and maintain REST/GraphQL APIs and backend services.
• Design and optimize SQL Server databases, T-SQL queries, and TypeORM mappings.
• Implement and manage SSO solutions (Active Directory, OIDC, SAML).
• Deploy and support applications on Windows Server environments.
• Conduct code reviews and follow best development practices.

Required Skills :

• 8+ years of software development experience.
• Strong hands-on experience in C#, .NET Core/ASP.NET Core, React.js, NestJS, and Node.js.
• Expertise in Redux Toolkit (RTK), RTK Query, TypeORM, and SQL Server.
• Experience with GraphQL, REST APIs, Windows Server, and SSO integrations.
• Good understanding of application architecture, performance optimization, and security.

A niche, specialist position in an interdisciplinary team focused on end-to-end solutions. Nature of projects range from proof-of-concept innovative applications, parallel implementations per end user requests, scaling up and continuous monitoring for improvements. Majority of the projects will be focused on providing automation solutions via both custom solutions and adapting machine learning generic standards to specific use cases/domains.

Clientele includes major publishers from the US and Europe, pharmaceutical bigwigs and government funded projects.

As a Senior Fullstack Developer, you will be responsible for designing, building, and maintaining scalable and performant web applications using modern technologies. You will work with cutting-edge tools and cloud infrastructure (primarily Google Cloud) and implement robust back-end services with React JS with Typescript, Koa.js, MongoDB, and Redis, while ensuring reliable and efficient monitoring with OpenTelemetry and logging with Bunyan. Your expertise in CI/CD pipelines and modern testing frameworks will be key to maintaining a smooth and efficient software development lifecycle.

Key Responsibilities:

• Fullstack Development: Design, develop, and maintain web applications using JavaScript (Node.js for back-end and React.js with Typescript for front-end).
• Cloud Infrastructure: Leverage Google Cloud services (like Compute Engine, Cloud Storage, Pub/Sub, etc.) to build scalable and resilient cloud solutions.
• API Development: Implement RESTful APIs and microservices with Koa.js, ensuring high performance, security, and scalability.
• Database Management: Manage MongoDB databases for storing and retrieving application data, and use Redis for caching and session management.
• Logging and Monitoring: Utilize Bunyan for structured logging and OpenTelemetry for distributed tracing and monitoring to ensure system health and performance.
• CI/CD: Design, implement, and maintain efficient CI/CD pipelines for continuous integration and deployment, ensuring fast and reliable code delivery.
• Testing & Quality Assurance: Write unit and integration tests using Jest, Mocha, and React Testing Library to ensure code reliability and maintainability.
• Collaboration: Work closely with front-end and back-end engineers to deliver high-quality software solutions, following agile development practices.
• Optimization & Scaling: Identify performance bottlenecks, troubleshoot production issues, and scale the system as needed.
• Code Reviews & Mentorship: Conduct peer code reviews, share best practices, and mentor junior developers to improve team efficiency and code quality.

Must-Have Skills:

• Google Cloud (GCP): Hands-on experience with various Google Cloud services (Compute Engine, Cloud Storage, Pub/Sub, Firestore, etc.) for building scalable applications.
• React.js: Strong experience in building modern, responsive user interfaces with React.js and Typescript
• Koa.js: Strong experience in building web servers and APIs with Koa.js.
• MongoDB & Redis: Proficiency in working with MongoDB (NoSQL databases) and Redis for caching and session management.
• Bunyan: Experience using Bunyan for structured logging and tracking application events.
• OpenTelemetry Ecosystem: Hands-on experience with the OpenTelemetry ecosystem for monitoring and distributed tracing.
• CI/CD: Proficient in setting up CI/CD pipelines using tools like CircleCI, Jenkins, or GitLab CI.
• Testing Frameworks: Solid understanding and experience with Jest, Mocha, and React Testing Library for testing both back-end and front-end applications.
• JavaScript & Node.js: Strong proficiency in JavaScript (ES6+), and experience working with Node.js for back-end services.

Desired Skills & Experience:

• Experience with other cloud platforms (AWS, Azure).
• Familiarity with containerization and orchestration tools like Docker and Kubernetes.
• Experience working with TypeScript.
• Knowledge of other logging and monitoring tools.
• Familiarity with agile methodologies and project management tools (JIRA, Trello, etc.).

Qualifications:

• Bachelor's or Master's degree in Computer Science, Engineering, or a related field.
• 5-10 years of hands-on experience as a Fullstack Developer.
• Strong problem-solving skills and ability to debug complex systems.
• Excellent communication skills and ability to work in a team-oriented, collaborative environment.

Responsibilities:

● Work with development teams and product managers to ideate software solutions.

● Design user-side and server-side architecture.

● Build the front-end of applications through appealing visual design.

● Develop and manage well-functioning databases and applications on MYSQL.

● Write effective APIs.

● Test software to ensure responsiveness and efficiency.

● Troubleshoot, debug and upgrade software.

● Create security and data protection settings.

● Build features and applications with a mobile responsive design.

● Write technical documentation.

Requirements:

● Proven experience as a Full Stack Developer or similar role.

● Experience developing web and mobile applications. ● Knowledge of multiple front-end languages and libraries (e.g. HTML/ CSS, JavaScript).

● Knowledge of back-end language(Node.js) and JavaScript frameworks (Angular, React, Vue but preferably React).

● Familiarity with MySQL databases, web servers (e.g. Apache) and UI/UX design.

● Excellent communication and teamwork skills.

● Great attention to detail Organizational skills. The knowledge of following, will fetch you brownie points during interviews:

● Ruby on Rails.

● Familiarity with AWS.

● Familiarity with Docker

Position Overview

We are seeking a highly skilled React Native Developer with a strong background in the MERN (MongoDB, Express.js, React.js, Node.js) stack to join our dynamic team. The ideal candidate will have a minimum of 2 years of professional experience and a proven track record of developing robust, scalable mobile applications using React Native. This role offers an exciting opportunity to work on innovative projects and significantly contribute to the growth and success of our startup.

Key Responsibilities

●     Develop High-Quality Mobile Applications: Create user-friendly mobile applications using React Native, ensuring high performance and responsiveness.

●     Collaborate with Cross-Functional Teams: Work closely with product managers, designers, and other developers to define, design, and deliver new features.

●     Maintain Clean and Efficient Code: Write clean, maintainable, and efficient code following industry best practices and coding standards.

●     Optimize Application Performance: Enhance application performance for speed and scalability.

●     Participate in Code Reviews: Engage in code reviews, discussions, and knowledge-sharing sessions to improve team output and code quality.

●     Troubleshoot and Debug: Identify and resolve application issues to ensure smooth functionality.

●     Stay Updated with Trends: Keep abreast of emerging technologies and trends in mobile development to incorporate best practices.

Requirements

●     MERN Stack Proficiency: Strong expertise in MongoDB, Express.js, React.js, and Node.js.

●     RESTful APIs and Web Services: Solid understanding and experience in integrating RESTful APIs and web services.

●     Version Control Systems: Proficient with Git for version control.

●     Mobile UI/UX Design Principles: Knowledge of best practices in mobile UI/UX design.

●     Problem-Solving Skills: Excellent analytical and problem-solving abilities.

●     Team and Independent Work: Ability to work both independently and as part of a team in a fast-paced startup environment.

●     Communication and Collaboration: Strong verbal and written communication skills, with the ability to collaborate effectively with team members.

Nice to Have

●     GraphQL: Familiarity with GraphQL for efficient data fetching.

●     Cloud Services: Knowledge of cloud services such as AWS or Firebase.

 ​IT experience in analysis, design, development, documentation, implementing, and testing of software systems in Java, ​Spring Boot, Hibernate, and Internet technologies.

​- ​Spring Boot includes real-world experience working with ​Microservices Architecture, Plugin Services.

​- ​Strong experience in Spring Frameworks such as Spring MVC, IOC, AOP, and Spring JDBC.

​- Strong knowledge of the ​DevOps, AWS Environment, Code Versioning ​- ​Strong hands-on experience with Spring IO, Spring Boot with Thyme leaf.

​- ​Experience in implementing Java EE design patterns such as MVC, Singleton, Session Façade, DAO, DTO, and Business Delegate in the development of Multi-Tier distributed Enterprise Applications.

​- ​Good experience in developing Web Services SOAP, JAX-WS, WSDL.

​- ​Experience in core Java-Multithreading, collections, Servlets and JDBC.

​- ​​Strong knowledge on RDBMS concepts and broadly worked ​Postgres, MySQL technologies such as MongoDB

​- ​Experience in designing front-end ​technologies like ReactJS will be an add-on​

​- ​Hands-on experience with build and deployment tools including Ant / Maven, logging and Debugging using Slf4 and Log4j, and unit and integration testing using JUnit.

​- ​Experience with Use-Case design, Class, and Sequence diagrams using UML.

​- ​Excellent team player with good analytical, strategic planning, and interpersonal and communication skills. Highly motivated, enthusiastic, and self-starter.

Responsibilities

• Work with stakeholders and fellow developers.
• Design and implement Python code using the Django framework.
• Identify and fix bottlenecks that may arise from inefficient code.
• Identify and fix software bugs.
• Create a wide variety of unit tests to verify the functionality of the software.
• Manage the security of the platform.
• Write detailed documentation around the code.
• Knowledge of front end languages.
• Create and maintain the application's architecture
• Write code that is reusable, testable, and efficient
• Create and implement applications that are low-latency, high-availability, and performant
• Integration of front-end developer-created user-facing components with server-side logic
• Security and data protection implementation
• Data storage solution integration

Skills

• Able to use Postman, JIRA or similar tools
• Python expert with an understanding of at least one Python web framework, such as Django, Flask, or others
• Working knowledge of several ORM (Object Relational Mapper) libraries
• Capable of combining many data sources and databases into a single system
• Knowledge of Python's threading constraints and multi-process architecture
• Solid knowledge of server-side templating languages such as Jinja 2, Mako, etc.
• Fundamental knowledge of front-end technologies such as JavaScript, HTML5, and CSS3
• Knowledge of accessibility and security regulations
• Managing and maintaining AWS
• Able to create RESTful APIs
• Able to integrate third-party APIs
• Familiarity with user authentication
• Authorisation across numerous systems, servers, and settings
• Knowledge of the core design ideas underlying a scalable application
• Experience with Python event-driven programming
• Understanding the distinctions between various delivery platforms, such as mobile vs desktop, and optimising output to meet the individual platform
• Capable of developing database schemas to represent and support business operations
• Excellent unit testing and debugging abilities
• Thorough knowledge of code versioning systems such as Git, Mercurial, or SVN
• Able to deploy the app on client cloud as well.

Requirements:

• Bachelor’s/Master in computer science
• 3-5 years of work experience
• Excellent problem-solving skills
• Able to work in a fast, unstructured environment
• Excellent communication and collaboration skills
• Must have access to FTTH internet connection

• Ability to translate Wireframes and PSD Designs into functional web apps using HTML5, AngularJS, React , Node.js, and Mongo

• Binding of UI elements to JavaScript object models

• Creating RESTful services with Node.js

• Architect scalable web architectures

• Work in a cross-functional team to deliver a complete user experience

• Create Unit and Integration tests to ensure the quality of code

• Be responsive to change requests and feature requests

• Write code that is cross-platform and cross-device compatible

• Ability to wear many hats and learn new technologies quickly

• demonstrates a growth mindset, seeks feedback often and is effective in continuous personal and professional development
• provides expertise in all phases of the development lifecycle from concept and design to testing
• defines the architecture, best practices and coding standards for the product development team
• supports continuous technical improvement by investigating alternatives and technologies and presenting these for architectural review
• motivates team members and extends goodwill to other employees while having fun!

• 2+ years of software industry experience
• Strong Expertise in JS, PHP, React, Node, Angular2+, MySQL, PostgreSQL
• Solid understanding of software design, development, testing, and problem-solving
• Expertise in coding efficient, high quality and modularized software
• Experience in developing Web services - Rest/Soap APIs/HTTP API - Microservices
• Experience setting up and managing servers. Devops experience is a big plus
• Strong exposure on Database like RDBMS - Postgres DB / NoSQL DB like DynamoDB, Elasticsearch
• Experience in Cloud / Storage like Amazon (AWS) - EC2/EBS/S3
• Expertise in test automation
• Familiarity with Unix shell and source control systems and tools such as git
• Strong technical leadership skills
• Comfortable collaborating with designers, front-end developers and other team members
• Strong communication skills
• Technical Coaching and mentoring skills
• Understanding of machine learning, natural language processing is a plus

• 2+ years of software development experience
• Experience designing, implementing and using web services in a Microservice Architecture
• Experience and a good understanding of Node.JS
• Experience in working with any JavaScript frameworks (React, Ember, Knockout, etc.)
• Familiar with relational & non-relational databases such as Postgres, Oracle, SQL Server, MySQL, Dynamo
• Familiar with CI (Continuous Integration) and CD (Continuous Delivery)
• Nice to have - Experience with AWS  
• Nice to have - Experience working in an agile development process

• See the inherent challenges in all things; if a task is complicated, you simplify it; if it is simple, you excel at it; if it is mundane, you automate it
• Be a problem solver; be given any problem and will come back with solutions, or at least alternatives
• Be a perfectionist; you are not satisfied until your code is rock solid
• Be pragmatic; you implement the best solution for the problem, not the coolest solution, and can tell the difference
• See the big picture; we write software to solve real business problems