.NET Core Full Stack Developer – React.js

Winzons; India; On-site; INR 3,500,000 - 7,000,000; Full time

Job summary

Quess Corp in Bangalore, India, is seeking an experienced Full Stack Developer specialized in .NET Core and React (TypeScript) to build secure, scalable applications in the BFSI domain. You will design, develop, and deploy cloud-native solutions on AWS, with a focus on UPI, card systems, and payments.

The role requires hands-on experience with CI/CD, microservices, MongoDB, Kafka, and REST APIs, along with a strong emphasis on security and Agile collaboration across teams.

Qualifications

• 8+ years of relevant experience in full-stack development.
• Strong in .NET Core and React (TypeScript).
• Experience with AWS cloud and microservices.
• Hands-on CI/CD experience.
• Experience with MongoDB and Kafka.
• High focus on security for payments systems.
• BFSI domain experience preferred.
• Agile cross-functional collaboration.

Responsibilities

• Design and develop scalable full-stack apps using .NET Core and React (TypeScript).
• Build and deploy microservices-based architectures on AWS.
• Implement and manage CI/CD pipelines for cloud deployments.
• Work with MongoDB and integrate Kafka messaging systems.
• Ensure high security standards for payments, UPI, and card systems.
• Collaborate with cross-functional teams for Agile delivery.
• Optimize performance, reliability, and scalability.
• Contribute to architecture decisions and best practices.

Skills

.NET Core/C#

React TypeScript

AWS

CI/CD

MongoDB

Kafka

Microservices

REST APIs

Security

BFSI domain

Tools

Jenkins

GitHub Actions

CodePipeline

Job description

Company Name: Quess Corp

Job Role: Full Stack Developer - .NET Core/React.js

Experience Required: 8 to 17 Years

Location: Bangalore, India

Industry: Banking, Financial Services, and Insurance (BFSI)

Domain Expertise: Banking, Payments, UPI, and Card Systems

Job Description

We are looking for an experienced Full Stack Engineer with strong expertise in .NET Core, React (TypeScript), and AWS cloud to build scalable, secure, and high-performance applications in the BFSI domain. The ideal candidate should have hands-on experience in cloud-native development, CI/CD, and financial systems (UPI, Cards, Payments).

Key Responsibilities

• Design and develop scalable full stack applications using .NET Core and React (TypeScript)
• Build and deploy microservices-based architectures on AWS
• Implement and manage CI/CD pipelines for cloud deployments
• Work with MongoDB and integrate Kafka-based messaging systems
• Ensure high security standards, especially for payments, UPI, and card systems
• Collaborate with cross-functional teams for delivery in Agile environments
• Optimize application performance, reliability, and scalability
• Contribute to architecture decisions and best practices

Required Skills

• Strong experience in .NET Core / C# backend development
• Expert in React.js with TypeScript
• Deep knowledge of AWS (EC2, S3, Lambda, API Gateway, RDS, etc.)
• Hands-on with CI/CD tools (Jenkins, GitHub Actions, CodePipeline, etc.)
• Experience with MongoDB and Kafka
• Strong understanding of microservices architecture & REST APIs
• Good exposure to AI/ML integrations (preferred)
• Solid understanding of application and data security

Domain Requirement

• Mandatory experience in BFSI (Banking / Financial Services / Payments)
• Strong knowledge of UPI, Cards, Payment Systems

Good to Have

• Experience in containerization (Docker, Kubernetes)
• Exposure to event-driven architectures
• Prior experience in high-scale fintech platforms