
Job Title: Senior .NET Core Developer
Experience: 6–12 Years
Location: [Location]
Employment Type: Full-time
Job Summary
We are looking for an experienced Senior .NET Core Developer with 6–12 years of experience in designing, developing, and maintaining scalable enterprise applications. The ideal candidate should have strong expertise in .NET Core, C#, ASP.NET, and object-oriented programming principles, along with a solid understanding of SOLID principles and Unit Testing. The candidate should be capable of delivering high-quality, maintainable, and performance-driven applications.
Key Skills
- .NET Core
- C#
- ASP.NET / ASP.NET Core
- Object-Oriented Programming (OOPs)
- SOLID Principles
- Unit Testing (xUnit, NUnit, MSTest)
- RESTful API Development
- Entity Framework Core
- SQL Server
- Git / Azure DevOps
- Agile/Scrum Methodology
Roles & Responsibilities
- Design, develop, and maintain enterprise-grade applications using .NET Core and C#.
- Build and consume RESTful APIs and microservices.
- Write clean, reusable, and maintainable code following coding standards and best practices.
- Apply OOP concepts and SOLID principles in software design.
- Develop and execute unit tests to ensure code quality and reliability.
- Optimize application performance and troubleshoot production issues.
- Collaborate with cross-functional teams including business analysts, QA, and architects.
- Participate in code reviews and mentor junior developers.
- Work in Agile/Scrum development environments.
- Contribute to application architecture and technical design discussions.
Required Qualifications
- 6–12 years of hands-on experience in .NET application development.
- Strong proficiency in .NET Core, C#, and ASP.NET Core.
- Excellent understanding of OOP concepts, design patterns, and SOLID principles.
- Experience with Unit Testing frameworks such as xUnit, NUnit, or MSTest.
- Hands-on experience with Entity Framework Core and SQL Server.
- Experience in developing REST APIs.
- Strong debugging and problem-solving skills.
- Familiarity with Git and CI/CD pipelines.
- Good communication and stakeholder management skills.
Good to Have
- Experience with Microservices Architecture.
- Knowledge of Azure Cloud services.
- Docker and Kubernetes exposure.
- Messaging systems such as RabbitMQ or Kafka.
- Experience with Redis or caching mechanisms.
- Exposure to Clean Architecture and Domain-Driven Design (DDD).
Preferred Qualification: Bachelor's degree in Computer Science, Information Technology, or a related field.

About VY SYSTEMS PRIVATE LIMITED
About
Vy Systems is a Global Technology consulting, Solutions, and Managed Technology Services company. We service our customers with ‘RESPONSIVENESS’ as a key factor and we believe that timely response to any transaction increases the operational efficiency and accelerates the revenue and profitability to our customers.
The Company is founded and managed by a team of professionals having more than two+ decades of global experience in the business of Technology Consulting and Services.
Tech stack
Similar jobs
- Development using .net core
- Requirement understanding and getting on client calls
- Work closely with the nearshore developer
- Perform code reviews and unit testing as planned
- Participate in peer reviews.
Must have
- Strong knowledge on C#, .net core 5 and Entity Framework
- Knowledge on PostgreSQL
- Web API, building Microsoft .NET-based web or Enterprise applications
- Experience in building and consuming Asp.NET MVC & Web API or REST API using
- jQuery, JSON, AJAX, Asp.net Web Services.
Good to have
- Knowledge on Docker and Kubernetes
- Knowledge on AutoMapper
-Designing, developing, and maintaining both the front-end and back-end of web applications.
-Integrating Payment Gateway, POS & Loyalty systems (such as Freedom Pay, Card Connect, Auth.net, Square, Oracle, Olo, NCR, Clover, Deliverer, etc. if applicable).
-Having experience with Svelte and Azure Cosmos DB is a plus.
-Using .NET Core/MVC, MSSQL, Angular 8+, and Web API.
-Designing, building, and maintaining efficient and reusable C# code using design patterns.
-Building and consuming J SON-based ASP.NET Web API services.
-Executing patches and proactive remediation for Legacy Applications, including designing, developing, and testing web applications with .NET, HTML, CSS, and other technologies.
-May lead the work of others and provide ideas to enhance software applications.
-Applying software design and development principles such as SOLID, Domain-Driven Design, and Object-Oriented Development.
-Familiarity with ORM frameworks, particularly the Entity Framework.
-Participating in architectural meetings and analyzing technical requirements for .NET applications.
-Managing source code with Git, including Git Flow Workflow.
-Implementing enterprise application patterns.
-Paying attention to details and having excellent organizational skills.
-Possessing excellent communication and teamwork skills.
Job description
Tech Stack: C#, .NET Core, XUnit, Entity Framework Core, MS SQL Server, PostgreSQL, Git, JIRA, Confluence
Senior (Lead) .NET Developer Responsibilities: -
Interface with product owners and software architects to review and finalize requirements
- Participate in the full SDLC including analysis, design, development, testing, deployment, and support of new features and applications
- Actively lead and participate in agile ceremonies (Standups, Refinements, Retrospectives, Planning, and Requirement’s discussions)
- Communicate effectively, clearly, and thoroughly with the Scrum Team and Stakeholders - Provide innovative solutions to complex problems
- Design, develop and modify software applications/systems according to specifications
- Develop technical documentation including services, object, and data model
- Create high quality code and perform code reviews
- Create unit and integration tests to ensure the code quality and functionality
- Proactively learn and share knowledge of technology and compare advantages and disadvantages of alternative solutions/technologies
- Identify areas needing process improvements and see them through to resolution
- Support and coach other Developers, provide technical guidance
- Help onboard new team members
Job Type: Full-time
Software Developer
Roles and Responsibilities
- Apply knowledge set to fetch data from multiple online sources, cleanse it and build APIs on top of it
- Develop a deep understanding of our vast data sources on the web and know exactly how, when, and which data to scrap, parse and store
- We're looking for people who will naturally take ownership of data products and who can bring a project all the way from a fast prototype to production.
Desired Candidate Profile
- At Least 1-2 years of experience
- Strong coding experience in Python (knowledge of Javascripts is a plus)
- Strong knowledge of scraping frameworks in Python (Request, Beautiful Soup)
- Experience with SQL and NoSQL databases
- Knowledge in Version Control tools like GIT.
- Good understanding and hands-on with scheduling and managing tasks with cron.
Nice to have:
- Experience of having worked with elastic search
- Experience with multi-processing, multi-threading, and AWS/Azure is a plus
- Experience with web crawling is a plus
- Deploy server/related components to staging, live environments.
- Experience with cloud environments like AWS,etc as well as cloud solutions like Docker,Lambda, etc
- Experience in DevOps and related practices to improve development lifecycle, continuous delivery with high quality is an advantage.
- Compile and analyze data, processes, and codes to troubleshoot problems and identify areas for improvement
• Architect, develop and maintain highly scalable, reliable and secure distributed backend
systems on Cloud (AWS or Azure) or on-premises environments for Mihup, its customers
and partners.
• Work closely with your fellow engineers to develop systems capable of concurrently
processing massive amounts of voice data both in online real-time as well as offline
environments.
• Drive accountability for test driven development, delivery of high-quality features and
resilient enterprise class solutions.
• Lead a culture of team ownership and direct individual and team accountability to
continuously improve how they work to achieve results.
• Work in a startup environment, pushing boundaries with deep involvement with business.
Requirements (what we are looking for)
The right person is better than the right set of experiences and these are the traits we’ve
identified make great additions to our team.
• BE//BTech/ME/MTech in Computer Science or a related field from a Tier I or Tier II
University.
• 6-8 years of hands-on software development and deployment experience (experience of
working in a consumer product startup during its growth phase will be a plus) of which 1
– 2 years of experience would be in leading a team of software developers.
• Expertise in Java 8+ and Spring Boot is a must
• Good experience in messaging platforms like RabbitMQ/Kafka
• Good experience in distributed systems and relational & NoSQL databases like
PostgreSQL, MySQL, Redis, MongoDB, etc.
• Expertise in one or more of: Java, NodeJS, GoLang, Python would be preferred
• Must have hands on experience in products which handle multiple concurrent calls (API),
handle CPU intensive jobs, consist of multiple asynchronous system calls.
• Worked on microservices based architecture and design
• Managed/ Owned infrastructure on AWS/Microsoft Azure/private clouds and setup high
availability systems
• Knowledge of Docker and Kubernetes
• Knowledge of RESTful APIs, caching concepts, the HTTP protocol and general web
architecture
Pluses
1. Anything that will let us know more about who you are that you would like to share such
as Blogs, Twitter, Medium, GitHub etc.
- Full Stack developer (.Net): (experience 3 to 6 years)
- Experience in designing multithreaded/concurrent/distributed systems.
- Experience in .Net framework and C# programming is required (3+ years).
- Experience in working on scalable non-blocking server side frameworks like Spring stack(2+ years)
- Experience with both SQL and NoSQL databases, Message brokers. ex: Postgres/MySQL, MongoDB/DynamoDB/Redis/Neo4j, Kafka (2 +years)
- Experience in Front end language and frameworks. JavaScript, must be an expert in one of the front end frameworks (ex: React) (2+)
- Understand cloud technologies and should have deployed applications or products in popular cloud platforms like AWS, GCP, MS Azure, etc (2+ years).
Optional:
- Experience with BigData is a big plus
- Knowledge of functional programming principles is a plus.
- Experience in HTML5 and CSS3
YOUR RESPONSIBILITIES
- Development and unit testing of web applications including back-end (microservices), maintenance & level 3 support of the same
- Assist Project Managers, Business Analysts, and Tech Lead in project planning (provide estimates, risk analysis, requirements analysis, technical options)
- Software Architecture
- Involvement in full life cycle of projects (including requirement analysis and system design, development and support if required)
- Support and work collaboratively with teams across areas of design, development, quality assurance and operations
- Commit your knowledge and experience into team success
- A small amount of travel (when needed) to work with other offices
- Attend meetings to discuss and demonstrate solutions at both technical and business level
REQUIRED SKILLS AND EXPERIENCE
- 5+ years web application development experience
- 3+ years developing with Python
- 3+ years developing with C# and .NET Framework 4.x
- Experience with ASP.NET MVC, ASP.NET WebAPI 2, LINQ, and WCF
- Dependency Injection and other common ASP.NET MVC design patterns
- Experience with API design and development using REST
- Experience with performance optimization
- Experience integrating security best practices into the SDLC
- Experience with object-oriented programming (OOP) and OOP patterns
- Experience with Git
- 1+ years of Agile development experience
- Experience manipulating and working with data in a variety of forms: csv, xml, json, structured and unstructured
- Experience with SQL database schema design and querying. Microsoft SQL Server and PostGreSQL are used and preferred.
DESIRABLE SKILLS AND EXPERIENCE
- Knowledge of JIRA, Bamboo, Confluence, or BitBucket is a plus.
- Experience with a JavaScript MVVM library such as Web Components, knockout.js, Angular, React, etc. is a plus (Web Components and knockout.js are used and preferred)
- Experience with HTML5/CSS3/JavaScript/ and AJAX is a plus
- SPA (Single Page Application) design and implementation is a plus
- Experience with any ORM such as Entity Framework or NHibernate is a plus (NHibernate is preferred)
- Experience with TypeScript is a plus
- Experience with MS Build is a plus
- Experience with CI/CD is a plus
- Experience with Object Mapping Frameworks (AutoMapper, etc) is a plus
- Understanding of OOD, DDD and TDD is a plus
- AWS-based development is a plus
- Knowledge of Flask is a plus.
PERSONAL SKILLS
- Clever personality
- Strong spirit skills set: conflict resistant, self -motivated, result-oriented, responsible, honest, “open”, courageous








