.NET Full Stack Developer

Job Title

Full Stack .NET Developer

Experience 5–6 Years

Job Type :Contract (C2C)

Job Summary

We are looking for a skilled Full Stack .NET Developer with 5–6 years of experience in developing scalable web applications using the .NET Framework and modern frontend technologies. The ideal candidate should have strong expertise in both backend and frontend development, along with experience in API development and database management.

Key Responsibilities

• Design, develop, and maintain full stack web applications
• Build backend services using .NET / ASP.NET Core
• Develop responsive frontend applications using modern frameworks (Angular / React)
• Design and develop RESTful APIs
• Work with databases like SQL Server
• Collaborate with cross-functional teams (UI/UX, QA, DevOps)
• Perform debugging, testing, and performance optimization
• Ensure application security and scalability
• Participate in code reviews and follow best coding practices
• Support deployment and production issues

Required Skills

• 5–6 years of experience in .NET development
• Strong knowledge of:
• C#
• ASP.NET / ASP.NET Core
• Experience with frontend technologies:
• Angular or React
• HTML, CSS, JavaScript
• Experience in REST API development
• Strong knowledge of SQL Server / database design
• Familiarity with Entity Framework
• Experience with Git / version control
• Good understanding of software development lifecycle (SDLC)

Preferred Skills

• Experience with Azure cloud services
• Knowledge of microservices architecture
• Experience with CI/CD pipelines
• Familiarity with Docker / containerization
• Agile / Scrum experience

Education

• Bachelor’s degree in Computer Science / IT / Engineering

Job Description

Wissen Technology is seeking an experienced C# .NET Developer to build and maintain applications related to streaming market data. This role involves developing message-based C#/.NET applications to process, normalize, and summarize large volumes of market data efficiently. The candidate should have a strong foundation in Microsoft .NET technologies and experience working with message-driven, event-based architecture. Knowledge of capital markets and equity market data is highly desirable.

Responsibilities

• Design, develop, and maintain message-based C#/.NET applications for processing real-time and batch market data feeds.
• Build robust routines to download and process data from AWS S3 buckets on a frequent schedule.
• Implement daily data summarization and data normalization routines.
• Collaborate with business analysts, data providers, and other developers to deliver high-quality, scalable market data solutions.
• Troubleshoot and optimize market data pipelines to ensure low latency and high reliability.
• Contribute to documentation, code reviews, and team knowledge sharing.
• 
  

Required Skills and Experience

• 5+ years of professional experience programming in C# and Microsoft .NET framework.
• Strong understanding of message-based and real-time programming architectures.
• Experience working with AWS services, specifically S3, for data retrieval and processing.
• Experience with SQL and Microsoft SQL Server.
• Familiarity with Equity market data, FX, Futures & Options, and capital markets concepts.
• Excellent interpersonal and communication skills.
• Highly motivated, curious, and analytical mindset with the ability to work well both independently and in a team environment.

SleekSky is a fast-growing engineering studio that partners with venture-backed product teams to ship modern, cloud-native software. We’re hiring a Software Engineer to join one of our health-tech clients and help build a scalable, user-centric platform that’s making a real-world impact—without revealing any confidential project details.

What you’ll do

• Build and ship production-ready React features that feel fast, accessible and polished.
• Design and maintain Node.js / Express APIs that are clean, secure and well-documented.
• Leverage AWS services (EC2, Lambda, Elastic Cache / Redis, load balancers, etc.) to deliver reliable, high-performance solutions.
• Automate CI/CD pipelines with GitHub Actions and uphold strong Git workflows.
• Collaborate in an agile, fully remote team that values code reviews, knowledge-sharing and continuous improvement.
• Champion engineering best practices—testing, monitoring, and infrastructure-as-code—while keeping an eye on new tech that can raise the bar.

What you’ll bring

• 2+ years of hands-on experience in full-stack development.
• Proven expertise with React (hooks, component architecture, state management) and modern JavaScript/TypeScript.
• Solid experience building RESTful services in Node.js with Express (or similar).
• Familiarity with AWS fundamentals (EC2, Lambda, load balancing, caching layers).
• Comfortable with Git, GitHub and automated CI/CD pipelines (e.g., GitHub Actions).
• Self-motivated, proactive and enthusiastic about learning new technologies and sharing knowledge with the team.
• Clear, concise communication skills—vital for an all-remote environment.

Nice-to-haves

• Experience with infrastructure-as-code (Terraform, CloudFormation, CDK).
• Exposure to containerisation (Docker, ECS, EKS) or serverless architecture patterns.
• Prior work in health-tech or other regulated domains.

Why SleekSky?

At SleekSky, you’ll join a culture that puts people first—pair programming, regular knowledge-sharing sessions and a genuine passion for building things the right way. Expect autonomy, trust and a runway to grow your craft alongside enthusiastic peers.

Ready to level up with SleekSky? Submit your résumé on your preferred hiring portal and we’ll be in touch right away.

Remote position

Full-stack developer | .NET Core + Angular

Are you...

• Interested in working at a successful, well-funded scale-up where every team member can make a huge contribution?
• Keen to make software that people will use every single day to make their lives easier?
• Excited to work on greenfield projects with responsibility and independence?
• Ready to develop and use your skills across our frontend, backend and mobile offerings?
• Meticulous about quality, and gifted with a strong desire to write beautiful code?

About the company

KeyNest solves the key exchange problem for Airbnb users. Our worldwide network of over 4,000 shops store keys so that Airbnb guests / cleaners / contractors can pick them up whenever is convenient for them. As a global partner of Airbnb we’ve checked-in over 2 million guests.

Why we need you

As the entire Airbnb ecosystem increasingly relies on KeyNest, our customers expect us to integrate additional features without reducing the ease of use that our customers love. This is why we continue to invest in beautiful, intuitive user interfaces that integrate with every tool and are used by our customers, their guests and staff, as well as our own staff.

A product manager, a team lead, two full-stack developers, one mobile developer, and a UX designer make up our product team. Who will serve as your mentor. We are looking for a developer who cares about how their code affects users so that we can work together.

With a genuine passion for high quality work, attention to detail and readiness to own your own projects, you will be looking for a new and exciting challenge which allows you to use your experience to drive change and maintain the high standards of our organisation.

Our Tech Stack

• C# MVC modern tech stack
• .Net Core
• Front end web in TypeScript & Angular
• Test Driven Development (TDD) and follow SOLID design principles.
• EF 6.0
• SQL Server 2017
• Agile experience (Scrum, Kanban)
• TFS
• Cloud hosted in Azure with micro-services architecture

Your qualities

• 5+ years experience in C#
• Experience with .NET core
• Front-end web experience in Angular and CSS
• Track record of building great products
• You’ll love the idea of being a big part of a small team. Current team size is 5.
• Motivation and ambition to succeed in a fast-paced environment
• Not afraid to take on responsibilities

What we offer

• Crucial role in a funded, dynamic & fast-growing scale-up shaking up the sharing economy
• Competitive salary based on relevant experience
• Flexible working for our most committed staff
• Unparalleled opportunities to develop your career as the company develops rapidly

If you want to join the KeyNest team, please get in touch – we look forward to meeting you.

We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, colour, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.

• BTech, BE, BS degree in Computer Science, a similar technical field of study, or equivalent practical experience.
• 6+ years experience in web and software development.

• 3+ years of experience with the microservices architecture.
• At least 1 year of experience in leading a team.
• Demonstrated experience in Node, Mongo, Python2/3, Express, ReactJS.
• Experience with testing frameworks like Mocha, Jest, Jasmine etc.
• Experience with asynchronous messaging using RabbitMQ/Apache Kafka.
• Ability to work independently and multi-task effectively.
• Flexible and willing to accept a change in priorities as necessary.
• Strong attention to detail.

Design and build applications, bug fixing and improving application performance.

• Delegate tasks and achieve daily, weekly, and monthly goals.
• Enforce processes to improve productivity of the team.
• Collaborate with cross-functional teams to define, design, and ship new features.
• Work on continuously discovering, evaluating, and implementing new technologies to maximize

development efficiency.

We are looking for experienced Full Stack Web Developers. Web Application developer who possesses a passion for pushing web technologies to the limits and will work with our team of talented engineers to design and build the next generation of our web applications.

Responsibilities

• Design and build scalable, mobile-first web applications
• Collaborate with cross-functional teams to define, design, and ship new features
• Unit-test code for robustness, including edge cases, usability, and general reliability
• Work on bug fixing and improving application performance
• Continuously discover, evaluate, and implement new technologies to maximize development efficiency

Skills

• BS/MS degree in Computer Science, Engineering or a related subject.
• 3 to 5 years of industry experience as a Full Stack Developer with focus in React.js and Node.js 
• Experience with Express.js and Node.js is a must.
• Experience with third-party libraries and APIs is required.
• Experience using Google Firebase is an asset.
• Experience in UI/UX design is preferred.
• You should also be up to speed on practices like TDD, CI/CD, and pair programming.
• You should be very comfortable working with Agile, Lean and Continuous Delivery practices -- and love it as much as we do.
• Understanding and playing a part in the entire cycle of software consulting and delivery (ideation, project conception, UX, code, testing, deployment, and around again).
• Working knowledge of the general web application landscape, architectures, trends, and emerging technologies.
• Solid understanding of the application development life cycle.

Urgently hiring -FULL TIME ROLE

Candidates with an overall work experience of 1-2 yrs can only apply!!  Freshers DO NOT APPLY

Job Summary

The client organization is looking for a dynamic and self driven professional for the role of MERN Stack Developer.

Knowledge Criterias

1. Angular or React: On any one of these Frameworks at least candidate should have a solid experience of at least a year or two

2. nodeJS and relational databases (SQL): Hands-on experience and strong technical skills

Key Skills:

-- Angular, --React, HTML 5, CSS3, Javascript

Job Background

We are looking for a Web Developer to join an award-winning, talented team, building the
next-generation automated drone applications for our global customers

As a front-end developer, you will implement a complete user interface in the form of a
web app. A thorough understanding of all of the components of the company’s platform and
infrastructure is required. You will need to take ownership of your projects, which involves
detailing requirements after discussion with the Product Owner, building user interfaces,
developing and maintaining web apps with a focus on user experience

Responsibilities
● Work as part of a team developing applications and services using Agile
development methods
● Contribute to team and organizational improvements in process and infrastructure
● Effectively use tools and ingenuity to identify and fix defects before they become a
problem
● Creating self-contained, reusable, and testable modules and components
● Learn about the domain and competitors to propose new drone apps as well as
improvement for existing apps
● Collaborate on projects with a closely-knit team

Skills/Experience
● 3+ yr experience as an Angular 2+ or React or Ionic Developer.
● Strong expertise with NodeJS, HTML5, CSS, JSON, jQuery, Bootstrap and writing
cross-browser compatible code.
● Knowledge of NodeJS frameworks such as ExpressJS etc.
● Knowledge of Creating RESTful services with Node.js and Experience with Socket.io
● Good understanding of HTML Dom manipulation Technique                                                                        ●Experience in tested & documented TypeScript/JavaScript, HTML, and CSS
● User authentication and authorization between multiple systems, servers, and
environments
● Understanding of fundamental design principles behind a scalable application
● Proficiency working with source control (git) / versioning systems, continuous
integration in an agile development setup

Good to Have
● Understanding of how to deploy Mean stack applications in AWS/Azure deployment
environment, considering security, reliability etc.
● Knowledge of other python-based server-side frameworks such as Flask or Django