Senior Full Stack Developer

Position Responsibilities:

• Collaborate with the development team to maintain, enhance, and scale the product for enterprise use.
• Design and develop scalable, high-performance solutions using cloud technologies and containerization.
• Contribute to all phases of the development lifecycle, following SOLID principles and best practices.
• Write well-designed, testable, and efficient code with a strong emphasis on Test-Driven Development (TDD), ensuring comprehensive unit, integration, and performance testing.
• Ensure software designs comply with specifications and security best practices.
• Recommend changes to improve application architecture, maintainability, and performance.
• Develop and optimize database queries using T-SQL.
• Prepare and produce software component releases.
• Develop and execute unit, integration, and performance tests.
• Support formal testing cycles and resolve test defects.

AI-Specific Responsibilities:

• Integrate AI-powered tools and frameworks to enhance code quality and development efficiency.
• Utilize AI-driven analytics to identify performance bottlenecks and optimize system performance.
• Implement AI-based security measures to proactively detect and mitigate potential threats.
• Leverage AI for automated testing and continuous integration/continuous deployment (CI/CD) processes.
• Guide the adoption and effective use of AI agents for automating repetitive development, deployment, and testing processes within the engineering team.

Qualifications:

• Bachelor’s degree in Computer Science, IT, or a related field.
• Highly proficient in ASP.NET Core (C#) and full-stack development.
• Experience developing REST APIs.
• Proficiency in front-end technologies (JavaScript, HTML, CSS, Bootstrap, and UI frameworks).
• Strong database experience, particularly with T-SQL and relational database design.
• Advanced understanding of object-oriented programming (OOP) and SOLID principles.
• Experience with security best practices in web and API development.
• Knowledge of Agile SCRUM methodology and experience in collaborative environments.
• Experience with Test-Driven Development (TDD).
• Strong analytical skills, problem-solving abilities, and curiosity to explore new technologies.
• Ability to communicate effectively, including explaining technical concepts to non-technical stakeholders.
• High commitment to continuous learning, innovation, and improvement.

AI-Specific Qualifications:

• Proficiency in AI-driven development tools and platforms such as GitHub Copilot in Agentic Mode.
• Knowledge of AI-based security protocols and threat detection systems.
• Experience integrating GenAI or Agentic AI agents into full-stack workflows (e.g., using AI for code reviews, automated bug fixes, or system monitoring).
• Demonstrated proficiency with AI-assisted development tools and prompt engineering for code generation, testing, or documentation.

Best all-round (clear + pulls experienced applicants):

• Senior Full-Stack Game Developer – Multiplayer Games
• Senior Game Engineer – Multiplayer Games
• Full-Stack Game Developer – Real-Time Multiplayer

Shorter / cleaner:

• Senior Multiplayer Game Developer
• Game Developer – Multiplayer Gaming Platform
• Senior Full-Stack Engineer – Online Gaming Platform
• Senior Engineer – Gaming
• Lead Game Developer – Multiplayer Games Platform

Job Title : Senior Software Engineer (Full Stack Capability)

Experience : 4+ Years

Location : West Patel Nagar, New Delhi

Employment Type : Full-Time

About the Role :

We are looking for a highly skilled Senior Software Engineer with 4+ years of experience in designing, developing, and maintaining scalable web applications. The ideal candidate should have strong backend expertise in Java, Python and Node.js while also being capable of handling frontend development when required.

This role requires excellent problem-solving abilities, ownership mindset, and strong communication skills to collaborate effectively with cross-functional teams and stakeholders.

Key Responsibilities :

• Design, develop, and maintain robust backend applications using Java and Node.js.
• Build and consume RESTful APIs and microservices.
• Develop scalable, secure, and high-performance applications.
• Work with frontend technologies to build and enhance user-facing features.
• Collaborate with product managers, designers, and other developers to deliver business requirements.
• Optimize application performance, troubleshoot issues, and implement best practices.
• Write clean, maintainable, and well-documented code.
• Participate in code reviews and contribute to technical discussions.
• Manage database design, optimization, and integrations.
• Ensure application security, scalability, and reliability.

Required Skills & Qualifications :

• 4+ years of professional software development experience.
• Strong hands-on experience with Java, Spring Boot, and related backend frameworks.
• Strong experience with Node.js, Express.js, and API development.
• Good understanding of Microservices Architecture.
• Experience with MySQL, PostgreSQL, or MongoDB.
• Knowledge of Redis, caching mechanisms, and message queues is a plus.
• Familiarity with cloud platforms such as AWS, Azure, or GCP.
• Experience with version control systems like Git.
• Understanding of CI/CD pipelines and deployment processes.

Frontend Requirements :

• Ability to work on frontend development when required.
• Experience with React.js, JavaScript, TypeScript, HTML5, and CSS3.
• Understanding of responsive design and modern UI development practices.

Soft Skills :

• Excellent verbal and written communication skills.
• Strong stakeholder management and client interaction abilities.
• Ability to work independently and take ownership of projects.
• Strong analytical and problem-solving skills.
• Team player with a collaborative mindset.

Preferred Qualifications :

• Experience working in product-based or fast-paced startup environments.
• Knowledge of Docker, Kubernetes, and DevOps practices.
• Experience with Agile/Scrum methodologies.

We’re hiring a hands-on Full-Stack Developer to join as our first technical hire and help turn our operational edge into scalable software. You’ll work directly with the founding team to:

* Build internal and guest-facing tools in React

* Develop a Node.js backend to power core workflows

* Integrate with property management software APIs (e.g., Guesty, Hostaway, Airbnb)

* Implement and extend functionality using AI APIs like OpenAI (required)

Our Stack

* Frontend: React

* Backend: Node.js (Express or similar)

* Database: MongoDB or Postgres

* APIs: REST/GraphQL, PMS integrations

* AI: OpenAI API and related services

Must-Have Skills

* 2+ years of full-stack development experience

* Strong proficiency in React and Node.js

* Demonstrated experience integrating external APIs (especially SaaS or PMS platforms)

* Familiarity working with OpenAI or other AI APIs

* Ability to work independently and ship quickly

Nice to Have

* Background in hospitality, rentals, or operational software

* Experience building dashboards or guest lifecycle tools

* Bonus: Prior experience with Guesty, Hostaway, or PMS APIs

Full Stack Web Developer – Software Developer/ Senior Software Developer / Technical Lead

Location: Bangalore, KA (in-office)

Education: Grad – BE – IT/ CS/ BCA / MCA /ME

Job Description: 

We are looking for a skilled Web developer who’ll be responsible for designing, coding and improving our company web pages, programs and applications and passionate about building software and perform well working in a team, along with developers, engineers and web designers also should be able to convert our company needs in functional and user-friendly websites and programs. 

Responsibilities:

• Code writing - Write clean code with good nomenclature, sensible tests and comments when necessary.
• Code reviewing & Bug fixes - Implement new features and fix bugs for both existing and greenfield applications
• Unit Testing - Write unit tests, integration tests, and acceptance tests.
• Research & Development on new technology / scope.
• Completing the projects given to you based on defined timelines
• Team management skills for technical lead profile

Required Technical skills:

• Proficiency in:

1. a) C#, ASP.NET MVC, Web API, SQL,
2. b) JavaScript, jQuery

• Basic Knowledge in HTML, CSS.
• Knowledge of design pattern
• GIT (or other distributed source code management tools) knowledge
• An ability to solve complex problems, communicate clearly, and share a sense of urgency.
• The capacity to thrive in a small, flexible, and dynamic environment, contributing to a high performance.

Company description:

We are a startup company based out of Mohali developing mobile and web applications that changes the way people use technology. We live in the realm of rising, ever-evolving technology. From the cassette tape to nanotech skeletons, we've come a long way. Splitting an atom is no big deal  and who'd have thought that we'd talk through airwaves? Change is inevitable, and the tide that brings it.

At Relinns, we breathe tech solutions and embrace innovation with open arms. With over 5 years of experience, we've had phenomenal growth which acts as a testimony to the knowledge we've come to gather over time. We have been fortunate enough to get an opportunity to work with clients such as Apollo Tyres, Khatabook, Shahi Exports, Manchester City Football Club, etc.

We invite you to join us in developing something new and innovative for this world.

• Immense scope for learning and development

• Work with an innovative and fun environment

• Expert in C#, http://asp.net/">ASP.NET MVC, .NET Core 3.1/.Net 5 ,Angular 8 +,Typescript, JavaScript and REST API Services, Entity Framework.
• Solid understanding of object-oriented programming techniques (Inheritance, interfacing, extensions, clean Architecture,Mediatr etc).
• Experience building reusable components and frontend libraries.              
• Ensuring the entire stack is designed and built for speed and scalability
• Manage the lifecycle of code development, from ideation to sprints to deployment.
• UI Technologies (Angular, React, Typescript)
• working with public cloud (Azure)

What do I need to be Eligible for this Role?

• 3+ years of experience in http://asp.net/">ASP.NET and 1+ years of experience in Angular 
• Azure SQL ,Azure Devops
•  Knowledge of containerization technologies such as Docker and Kubernetes is a plus.
• Excellent communication, organizational, and planning skills
• Working experience of Agile development methodologies and of DevOps integration
• Exposure to JIRA or other ALM tools to create a productive, high-quality developmen
• Working experience in swagger for API documentation and TEST UNIT in order to run them before building and release.
• Microservices
• C#, WCF Services, Windows Services, Web API, Entity Framework NET Core 3.1
• Web Services (XML, JSON, REST, SOAP)
• Messaging technologies(Kafka/MQ)
• In-memory databases (Redis)
• Relational databases (SQL server/DB2)

• Own our user interfaces with an eye to lightning-fast performance and a great user experience
• Implement compelling and intuitive UIs, shaping the design and feel of the product alongside our founders
• Write a significant amount of code for new and existing features
• Ship high-quality code and architecture
• Mentor engineers on the team, developing their skills and helping advance their careers
• Help shape the future of our engineering organization

Requirements

• You have been building production web applications for 5+ years and know the systems from top to bottom
• You know SQL and have significant programming experience on the frontend with React
• You have a BS/MS/Ph.D. in a scientific field or equivalent experience
• You want to work in a fast-paced, high-growth startup environment that respects its engineers and customers
• Comfortable working with a 100% distributed engineering team, collaborating on GitHub, Slack, Zoom, etc. in the open and as a self-starter.

Bonus points

• You have backend experience building microservices
• You’ve contributed to open-source libraries and actively participate in the development community (blogging, meetups, tweeting, etc.)
• You have experience building interactive data visualizations
• You have worked in TypeScript, Java, Go