OptiSol Dotnet Team engineers award-winning cloud-native applications to our worldwide customers. We provide simple digital solutions to the complex business problems of our enterprise and startup customers. We look for agile developers with team spirit to continuously deliver value to our customers.
We are a tribe of happy people excited about problem-solving. Our team is geographically distributed, we speak many languages and we come from a variety of cultural backgrounds. We are rapidly expanding, and we are looking for passionately curious people obsessed with customer happiness.

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Job description:
We’re Hiring: .NET Developer
Location: Greater Noida
Experience: 3–6 Years
Budget/CTC: Negotiable
Employment Type: Full-time
About the Role
We are looking for a skilled .NET Developer with strong expertise in API development, backend engineering, and WebSocket/real-time integration. Candidates with fintech domain experience (payments, banking, insurance, money transfer, or related financial systems) will be highly preferred.
Key Responsibilities
- Design, develop, and maintain robust backend systems using .NET technologies
- Build and integrate RESTful APIs and WebSocket-based services
- Work closely with frontend teams to ensure seamless communication
- Optimize application performance and ensure scalability
- Implement secure coding practices, especially for financial data transactions
- Collaborate with cross-functional teams to deliver high-quality solutions
Requirements
- Strong proficiency in .NET Core / ASP.NET
- Hands-on experience with API development & integration
- Knowledge of WebSocket protocols, SignalR, and real-time communication
- Experience with databases (SQL/NoSQL)
- Familiarity with cloud platforms (Azure/AWS) preferred
- Strong problem-solving and debugging skills
- Fintech experience is a plus (e.g., payment gateways, UPI/NEFT/RTGS, wallets, insurance platforms, banking systems, transaction dashboards)
Job Type: Full-time
Technical Experience :
- Net development work experience
- Proficiency in NET Development with Asp.net and MVC.
- Strong object-oriented programming OOPS design skills, SOLID principles and proficiency in software design patterns
- Experience in database MS SQL Server.
- Experience with version control systems GitHub and Bitbucket
Professional Attributes :
1. Should have good communication Skills
2. Should be a good team player
3. Should be able to work independently and under pressure
4. Should have good logical and analytical thinking
Budget: Industry Standards
Location: Bangalore, Pune, Noida and Chennai (WFO)
Positions: Multiple
Skills:
- .net with MVC/Angular/Web API
- Exp in SQL
Should be able to take responsibility and work independently.
- Professional experience with C#, .NET & OOPS
- Skill for writing reusable C# libraries
Work Experience Required:
1) Senior-level Developer with 3+ years of experience in .Net technologies (.NET Core).
2) Have good hands-on experience working with Angular / Vue JS (Preferable) / React
3) Have strong hands-on experience of Entity Framework and writing LINQ queries.
4) Typescript experience is a plus.
5) Strong Web API and MVC app development experience is a plus.
Important skills:
- Review requirements, create system design documents and develop solutions
- Proficiency in C#, Angular-2, http://asp.net/">ASP.NET, OOPS, http://ado.net/">ADO.NET, WCF, Amazon Web service & cloud, JQuery, LINQ, XML Schema, XSLT & SQL Server
- Web API & Entity Framework
- Should be well versed with Data Structures & algorithms, Multithreading, and optimization Technique.
- Knowledge of SOA architecture will be an added advantage.
- Should have capabilities to develop the core modules/components and should have experience in one or more complete life cycle modules
- Preferable if having an understanding of software development lifecycle and exposure to AGILE and SCRUM Methodologies
- Strong analytical and problem-solving skills and Excellent verbal and written communication skills
- Experience in Production support will be an added advantage.
We are hiring for Dot Net Developer.
Job location-Andheri Seepz (Mumbai)
Key Responsibilities :
- Developing the web based software using computer programming languages such as ASP.net, C#, MVC, Angular JS etc.
- Performing extensive software testing and stringent quality checks as per the QC guidelines to ensure an error free as well as optimum final product to the user.
- Creating and maintaining the http://asp.net/">ASP.NETbased websites and their web applications as per the initial guidelines of the client.
- Making changes to existing web applications according to the feedback received from the end users or clients. In some cases, changes are also made in order to update the application’s compatibility with the latest operating systems.
- Testing the applications and websites on different web browsers to ensure a standard user experience for the clients across all platforms.
- Analyze system requirements and prioritize tasks.
- Write clean, testable code using .NET programming languages
- Develop technical specifications and architecture
- Test and debug various .NET applications
- Review and refactor code
- Deploy fully functional applications
- Upgrade existing programs
#skills -1.) Strong knowledge of .NET web framework - .Net 3.5, 4.0.
2.) Proficient in C# with a good knowledge of their ecosystems.
Strong understanding of object-oriented programming.
3.) Skill for writing reusable libraries.
#Salary : (as per performance in Interview)
5 days working
We are looking for a Senior .NET Developer to join our organisation and build functional applications and websites. Senior .NET Developer responsibilities include participating in the entire software development life cycle, debugging applications and configuring existing systems.
Responsibilities-
Analyze system requirements and prioritize tasks
Write clean, testable code using .NET programming languages
Develop technical specifications and architecture
Test and debug various .NET applications
Review and refactor code
Deploy fully functional applications
Upgrade existing programs
Support junior developers’ work
Document development and operational procedures
Requirements-
Work experience as a .NET Developer
Proficiency in building web-based applications
In-depth knowledge of at least one of the .NET languages (like C# and Visual Basic .NET)
Familiarity with agile environments
Troubleshooting abilities
Good communication skills
Skills-
In addition to this, you will need to meet the following criteria:
* 5+ Years of experience with C#
* Strong knowledge of SQL Server, including experience writing TSQL stored procedures and SQL queries for data extraction
* Excellent understanding of REST services
* Understanding of SOAP services
* Experience with build tools like TFS (VSTS or Azure DevOps), Team City or others
* Experience with creating deployment scripts for web application and database migration scripts
* Proficient in C# or VB.NET
* Familiar with various designs and architectural patterns
* Must have experience in technical skills - HTML, CSS, Javascript, jQuery, bootstrapping, nodejs, C#
* Experience in creating database schemas that represent and support business process
* Proficient understanding of code versioning tools
Salary - Depends on Expertise
Role - Software Developer
Industry - IT services/ Software services
Employment type - Full Time
Location - Indore
Solid understanding of security and networking implementation and best practices.
Help guide and contribute to feature design and implementation to bring the product to the
next level.
Participate in continuous and iterative engineering cycles with emphasis on code quality,
supportability, scalability and performance.
Develop and review unit test cases to ensure comprehensive unit testing.Diagnose and fix product issues found internally or in the field.
Interface with Support to handle customer escalation issues.
Mentor junior members of the team in their assigned tasks and their technical skills
development.









