Fullstack Developer

Job Title:

Senior Full Stack Developer / Technical Lead – .NET & React

Experience:

10+ Years

Location: Chennai – T.Nagar / WFO

Job Summary:

We are looking for a highly experienced Senior Full Stack Developer / Technical Lead with strong expertise in .NET technologies and React. The ideal candidate should be comfortable handling multiple projects simultaneously, possess excellent communication skills, and be capable of leading and mentoring a team while delivering scalable, high-quality solutions.

Key Responsibilities:

·       Design, develop, and maintain scalable web applications using .NET (C#, ASP.NET Core, Web API) and React

·       Lead end-to-end project execution across multiple parallel projects

·       Handle project switching efficiently with minimal ramp-up time

·       Participate in architecture, design, and technical decision-making

·       Manage, mentor, and guide a team of developers

·       Conduct code reviews, ensure best practices, and maintain coding standards

·       Collaborate with Product Owners, QA, UI/UX, and Stakeholders

·       Ensure performance optimization, security, and application stability

·       Take ownership of delivery timelines and technical quality

·       Support production issues and provide root cause analysis

Required Technical Skills:

·       Strong hands-on experience in:

o  C#, ASP.NET, ASP.NET Core, Web API

o  React.js, Redux / Context API

o  HTML, CSS, JavaScript, TypeScript

·       Experience with RESTful APIs, Microservices (preferred)

·       Database expertise: SQL Server (mandatory), NoSQL (added advantage)

·       Experience with Entity Framework / Dapper

·       Familiarity with Azure / AWS (preferred)

·       Knowledge of CI/CD pipelines, Git, DevOps practices

·       Understanding of Agile / Scrum methodologies

Leadership & Soft Skills:

·       Excellent verbal and written communication skills

·       Proven experience in team handling and mentoring

·       Strong problem-solving and decision-making abilities

·       Ability to manage multiple stakeholders and priorities

·       Ownership mindset and accountability-driven approach

Nice to Have:

·       Experience working in product-based or fast-paced service environments

·       Exposure to high-availability and scalable systems

·       Client-facing experience

We are looking for a skilled Full Stack .NET Developer with strong expertise in .NET Core, Web API, Blazor, and WPF, along with hands-on experience in device and hardware integration. The ideal candidate will work on web and desktop applications that integrate with peripherals such as cash acceptors, payment devices, printers, and other kiosk hardware, delivering secure, high-performance, and reliable solutions.

Key Responsibilities

• Design, develop, test, and maintain applications using C#, .NET Core, and ASP.NET Core Web API
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• Develop modern web applications using Blazor (Server and/or WebAssembly)
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• Build and maintain WPF desktop applications using MVVM architecture
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• Design, develop, and consume RESTful APIs for web, desktop, and device-based applications
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• Integrate and manage hardware devices such as cash acceptors, payment terminals, printers, scanners, and other peripherals
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• Work with device SDKs, drivers, COM/USB/Serial (RS232) communication, and third-party APIs
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• Handle device error states, retries, logging, and recovery mechanisms
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• Develop and optimize database objects using MS SQL Server
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• Ensure application performance, security, and scalability, especially in hardware-dependent environments
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• Debug, troubleshoot, and resolve application and device-related issues
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• Collaborate with cross-functional teams to translate business and hardware requirements into technical solutions
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• Participate in code reviews and follow best coding standards and practices
• 
  

Technical Must-Have Skills

• Strong proficiency in C# and .NET Core
• 
  
• Hands-on experience with ASP.NET Core Web API
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• Strong experience with Blazor (Server and/or WebAssembly)
• 
  
• Experience developing WPF desktop applications
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• Solid understanding of MVVM and MVC architecture
• 
  
• Experience with device/hardware integration, including:
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• Cash acceptors / bill validators
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• Payment devices (POS, card readers, UPI, NFC)
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• Printers (thermal, receipt, barcode)
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• Knowledge of Serial/USB/TCP-IP communication protocols
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• Strong knowledge of MS SQL Server
• 
  
• Experience with RESTful API design and integration
• 
  
• Familiarity with Git or other version control systems
• 
  

Good-to-Have Skills

• Experience with Entity Framework / EF Core
• 
  
• Understanding of Microservices architecture
• 
  
• Experience working on kiosk-based or embedded systems
• 
  

Soft Skills

• Strong problem-solving and analytical skills
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• Good communication and teamwork abilities
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• Ability to work independently with minimal supervision
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• Attention to detail and commitment to quality
• 
  

Educational Qualification

• Bachelor’s degree in Computer Science, Engineering, or a related technical field
• (Equivalent hands-on experience in .NET Core, Blazor, WPF, Web API, and device integration will also be considered)

Roles & Responsibilities:

• Candidate must be a .Net, Angular resource with experience in integerating and working in a Microsoft full stack environment
• Candidate shall be primarly responsible for the development of Angular UI, ReactJs and C# Web API Based Microservice.
• Candidate must have strong hands on expertise in C#, databases, database interface layers
• The candidate must have strong communication skills, should be able to work across both Business Users and IT teams across regions and as needed lead IT team deliverables
• Working understanding of Agile development methodologies & understanding of DevOps Integration
• Work in an Agile Squad as a .Net + Angular developer
• Actively contribute and participate in sprint grooming and planning discussions, daily stand-ups, and Agile ceremonies

• 3-12 years Senior level candidate should run department Independently.
• Should have hands on coding experience in Core Java, JSP, Servlets, JQuery, JavaScript, J2ee, Spring, Hibernate, TypeScript,  Angular 2/6/9, HTML, CSS3
• Microservices, CICD, Devops experience would be preferred.
• Release management
• Prepare detailed plan for the release, identify and manage risks
• Estimate time, effort and resources required for assignments
• Organize, delegate, track and coordinate team activities
• Provide visibility to senior leadership through regular updates
• Effective Interaction with Product Management, Domain experts on engineering related issues
• Design and development of subsystems and modules as per specifications
• Ensure team availability and responsiveness to production issues

• You will be part of a collaborative project team
• Will leverage several proprietary and standard tools to implement technical solutions.
• Responsible for understanding business requirements, providing estimation, developing solution, writing unit test scenarios and fixing defects for assigned applications.