
š¢ Mode: Permanent | Work From Office (WFO) / hybrid
Are you the go-to person for solving tough .NET problems?
Do you enjoy modernizing legacy systems and leading high-performing teams?
If yes, weād love to talk to you. š
At Opteamix, we are looking for a Lead .NET Developer to drive the modernization of complex legacy .NET applications into scalable, cloud-ready solutions.
š§ What Youāll Do
- Lead, mentor, and guide a team of software engineers
- Modernize legacy .NET apps and migrate them to .NET 6/7/8
- Design, develop, refactor, and review critical .NET services and modules
- Collaborate with product owners, architects, and cross-functional teams
- Implement and improve CI/CD pipelines using Azure DevOps / GitHub Actions
- Transform WCF / SOAP / SSIS / COM integrations into modern REST APIs
- Ensure high code quality, documentation, and engineering best practices
- Optimize performance and apply modern architectural patterns & principles
š§ Tech Skills Weāre Looking For (Mandatory)
- C#, ASP.NET MVC / Web API, .NET Core / .NET 6+
- REST API design, Entity Framework / EF Core, LINQ
- Async programming (async/await, TPL)
- Microservices, Dependency Injection, modular design
- Containerization with Docker, exposure to Kubernetes
- SQL Server, T-SQL & performance tuning
- Azure services & CI/CD (Azure DevOps / GitHub Actions)
š Experience & Background
- Bachelorās degree in Computer Science or related field
- 6ā9 years of hands-on software development experience
- Proven experience leading & mentoring a team
- Experience in Agile/Scrum environments
- Strong exposure to large-scale modernization / migration projects
If you love owning solutions end-to-end, enjoy working on complex modernization initiatives, and want to grow as a technical leader, this role is for you. š
Ā

About Opteamix
About
Opteamix is a digital automation technology consulting firm with deep expertise in Application Development, Robotic Process Automation, AI, DevOps, Enterprise Mobility, ITOps, and Test Automation Services. We are headquartered in Denver, Colorado with a wholly-owned delivery center in Bangalore, India.
We ensure that our clients are always ahead of the curve by leveraging futuristic technologies to co-create a better tomorrow, today. Since the founding of the company in 2012, we have focused on solving our clientās business problems using digital technology.
Keeping a close eye on current market trends and emerging technologies is how we understand and further strengthen our technical know-how. We combine deep business knowledge and cutting-edge technology solutions to deliver innovative business solutions leveraging global technology delivery practices.
We deliver a wide spectrum of technology solutions - from legacy technologies to the next generation Robotic Process Automation, AI, and Machine Learning solutions.
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Job Title : Backend Developer (.NET Core)
Experience : 2 to 5 Years
Work Environment :
- Hybrid model : Minimum 3 days/week from office
- Office Location : Hauz Khas, Delhi
- Flexible working hours based on project needs
Job Summary :
We are looking for a skilled and motivated Backend Developer with 2ā5 years of experience, proficient in .NET Core and experienced with cloud platforms (AWS preferred or Azure).
You will be responsible for building scalable backend services and RESTful APIs, integrating with cloud components, and ensuring robust data handling.
Key Responsibilities :
- Design, develop, and maintain robust backend systems using .NET Core 6 or above.
- Develop and manage Web APIs for frontend and third-party integrations.
- Work with cloud infrastructure (preferably AWS: Lambda, EventBridge, SQS, CloudWatch, S3; or Azure: AppService, Functions, AzureSQL, EventHub, Blob Storage).
- Work with databases such as SQL Server, PostgreSQL, and tools like PGAdmin.
- Utilize Entity Framework Core, Dapper, or equivalent ORM tools.
- Collaborate using Git or TFS for version control.
- Develop, debug, and maintain code in Visual Studio.
- Write optimized and scalable SQL queries and stored procedures.
- Participate in code reviews and maintain high code quality.
Required Skills :
- Proficient in .NET Core 6+.
- Experience with RESTful API development.
- Strong command of SQL and relational databases.
- Familiarity with cloud platforms (AWS preferred, Azure acceptable).
- Good understanding of Git/TFS.
- Hands-on experience with tools like Visual Studio, SQL Server, PGAdmin.
- ORM experience with Entity Framework Core, Dapper, or similar.
Nice to Have :
- Exposure to asynchronous processing or event-driven architecture.
- Experience working with Cursor-based data fetching or streaming.
Job Description ā .Net Developer
LOCATION
Delhi (travel readiness outside home residence is important)
EXPERIENCE
5+ years
ROLES & RESPONSIBILITIES
⢠Design, develop, and maintain scalable and secure web and desktop applications using .NET
technologies.
⢠Design, develop, and maintain web and desktop applications using .NET Framework and .NET
Core technologies.
⢠Build scalable, secure, and high-performance web applications using ASP.NET, MVC, and Web
API.
⢠Develop and optimize data access layers using Entity Framework and interact with SQL Server
or other relational databases.
⢠Implement responsive front-end interfaces using HTML, CSS, JavaScript, and modern
frameworks like Angular or React.
⢠Ensure cross-platform compatibility and responsiveness for web applications.
⢠Write clean, maintainable, and testable code following coding standards and best practices.
⢠Collaborate with cross-functional teams including designers, testers, and other developers
throughout the SDLC.
⢠Participate in code reviews, troubleshooting, and performance tuning.
⢠Ensure application security, scalability, and reliability.
SKILLS AND QUALIFICATION
⢠5+ years of professional experience in .NET application development.
⢠Minimum 5 years of experience in .NET development.
⢠Strong hands-on experience with C#, ASP.NET MVC, .NET Core, and Web API.
⢠Proficiency in Entity Framework and SQL Server or other relational databases.
⢠Solid front-end development skills with HTML, CSS, JavaScript, and experience with Angular or
React.
⢠Strong understanding of object-oriented programming and design patterns.
⢠Experience in full-stack development with an ability to manage both backend and frontend
requirements.
⢠Familiarity with version control systems like Git.
⢠Excellent debugging, problem-solving, and analytical skills.
We are Hiring ASP.NET MVC/Core Developers!
Ahmedabad, Gujarat | Hybrid/Remote Also Possible
Ā
Looking to take your .NET skills to the next level? Whether youāre based in Gujarat or working remotely from anywhere in India, we want to hear from you!
Weāre on the hunt for passionate ASP.NET MVC/Core Developers with 2ā3 years of experience who love building high-quality web applications and RESTful APIs.
Ā
Tech Stack You'll Work With
⢠ASP.NET MVC & .NET Core
⢠C#, MSSQL, Web API
⢠Bonus: Angular, TypeScript, or modern frontend frameworks
Ā
Why You'll Love Working With US
⢠Work on impactful, real-world projects
⢠Collaborate with a skilled, supportive team
⢠Stay updated with the latest tech
⢠Thrive in a culture of innovation and continuous learning
Ā
Location: Ahmedabad (On-site) | Hybrid/Remote is also an option!
Experience: 2ā5 years
Apply now or refer someone awesome: https://lnkd.in/dqkv7mEH
Integration Lead
Job Description
This role must be capable of building Dot net application and integration capabilities to enable microservice architecture. In addition to being hands on developer, the role requires the individual to leading and work with Dot net developers and integration developers, overseeing the end to end technical working to deliver features. Candidates who like to experiment and learn/discover new technologies, methods, tools with a direction to bring new capabilities to the product will be suitable
Key Responsibilities
- Perform Product Discovery proof of concepts as directed by Product manager
- Design, develop, and maintain both new and existing code, ranging from client-side development using JavaScript, HTML, and CSS, to server-side code using C# and ASP.NET MVC, Web API, Windows services, and ADO.NET for data persistence and retrieval.
- Write readable, extensible, testable code, while being mindful of performance requirements. ⢠Create, maintain, and run unit tests for both new and existing code, with a goal of delivering defect-free and well-tested code to QA.
- Capable of developing restful services using Dot net framework and other integration tools
- Work with management to create and adhere to schedules, while maintaining flexibility to adapt to shifting market demands.
- Translate mockups and wireframes into functioning front-end code.
- Write and maintain documentation for new and existing features.
- Keep up-to-date on best practices and new technologies.
- Rapid prototyping, and presenting conceptual design and working prototypes to management.
- Conduct design and code reviews and collaborate to ensure your own code passes review.
- Work with Product Management to analyze require
Ā
Required Skills & Experience
- Experience in Dot Net framework preferably in cloud based platforms/infrastructure
- Experience in integration enablement preferably in REST APIs
- Experience in Database languages and stored procedures, database query optimization
- Experimental knowledge in a broad technical aspects like SSO (SAML2/Oauth2), Security, RPA, Microservices architecture
Qualifications
BE with 6+ years of experience in product development
Ā
Job Description:-
We are looking for an experiencedĀ Team Lead ā .NET DeveloperĀ withĀ 5+ years of hands-on experienceĀ in designing, developing, and leading enterprise-level applications. The ideal candidate will have strong technical expertise along with leadership capabilities to guide and mentor the development team.
Key Responsibilities
- Lead, mentor, and manage a team of .NET developers
- Design, develop, and maintain scalable web applications using .NET technologies
- Participate in requirement analysis, system design, and architecture decisions
- Ensure coding standards, best practices, and quality benchmarks are followed
- Conduct code reviews and provide constructive feedback to team members
- Collaborate with stakeholders, product managers, and QA teams
- Troubleshoot, debug, and resolve complex technical issues
- Ensure timely delivery of projects with high quality standards
Required Skills & Qualifications (Must Have)
- 6+ years of experience inĀ .NET development
- Strong expertise inĀ C#, ASP.NET, MVC, Web API, .NET Core
- Mandatory experience in Angular (latest versions preferred)
- Strong knowledge ofĀ TypeScript, HTML, CSS, JavaScript
- Experience withĀ SQL Server / relational databases
- Experience inĀ team handling and technical leadership
- Knowledge ofĀ RESTful APIsĀ and integrations
- Familiarity withĀ Agile/Scrum methodologies
Preferred Skills (Good to Have)
- Experience withĀ Azure / Cloud services
- Knowledge ofĀ Microservices architecture
- Exposure toĀ CI/CD pipelines
Roles & Responsibilities:
- Analyze, design, implement and integrate functional requirements in the solutions.
- Deliver fully tested source code complying with quality indicators objectives.
- Develop new functionality on our existing software products.
- Maintaining and supporting multiple projects and deadlines.
- Ability to communicate clearly with clients.
- Working within a Team to determine needs and applying / customizing existing technology to meet those needs.
- Proper Reporting & Documentation.
Required Skills:
- Should have a strong knowledge of OOPS with working knowledge of MVC.
- Experience with Microsoft .NET technologies including, ASP.NET, MVC, Entity Framework.
- Proven Skills with C#, SQL, JavaScript/DHTML, HTML-CSS, AJAX, jQuery, Web Services, etc.
- Ability to complete all phases of software development life cycle.
- Should have working knowledge of using a latest development tools and techniques.
- Basic knowledge of front end UI design preferred.
- Must have good problem solving and analytical skills.
- Must be a team player, having good communication skills in English, self-starter.
Qualifications
Eligibility Criteria:
- Candidate should be any graduate/post graduate in Computer Science or related degree program.
- Excellent communication & presentation skills.
- Freshers can also apply.
- Experience is preferred.
JOB LOCATION- NAVSARI-
Skills:
- Experienced in C# MVC ASP.Net, Net
- Should have good knowledge in JavaScript, SQL, RDBMS Concepts and Microsoft .NET
- Framework, practical implementation of Object Oriented Concepts, N-Tier Architecture
- Development and understanding of JSON, XML, SOAP.
- Good hands-on coding skills in Java Script, Ajax, C#, ASP.Net, ADO.Net, jQuery.
- Knowledge of working Android iOS mobile development would be added advantage
- Good communication and analytical skills are must.
- Candidates with experience will be preferred.
Ā
Primary Roles and Responsibilities:
- Participate in requirements analysis.
- Collaborate with internal teams to develop software design and architecture.
- Candidate should be able to write clean, scalable code using C#.
- Revise, update, refactor and debug code.
- Test and deploy applications.
- Resourcefulness and troubleshooting.
- Good analytical and problem solving skills.
Location: Jaipur/ Remote
Employment type: Full-time
What you bring to the team:
ļ¼ Experience
⢠University degree in Computer Science or other related fields preferred; equivalent experience will be considered.
⢠5+ yearsā experience
ļ¼ Knowledge
⢠Experience in Java (min. 3 Years in Production), JDBC / SQL (Oracle or SQL Server or PostgreSQL), Spring Framework (Core, JDBC, Transactions, Spring REST), Hibernate (Core, HQL, Spring Integration).
⢠Experience in JavaScript (objects, asynchronous, arrays, prototypes, classes).
⢠Experience in jQuery (or similar framework).
⢠Experience in Gradle(preferred) or Maven.
⢠Experience in Jenkins.
⢠Experience in Apache Tomcat (or similar application server).
⢠Excellent communication and didactical skills.
⢠Good level of English.
ļ¼ Represents a Plus
⢠Groovy
⢠JEE (Servlets)
⢠Jasper Reports,
⢠OpenUI5
⢠Basic knowledge of JSF
Skills
⢠Good in problem analysis and judgment ā you evaluate the impact of architectural decisions, actions, choices, risks and updates and their impact on the organization.
⢠Autonomous in executing tasks, preparation of advice, and decision making about the implementation.
⢠Persistent ā you deal with conflicts of interest and obtain a good and acceptable end solution.
⢠Communicative and persuasive ā you can document in a comprehensive way to non-IT colleagues the decisions taken.
Benefits
⢠Youāll be working for European projects and deal with European culture.
⢠Youāll have possibility to permanent placed on-site in Europe.
⢠Youāll be working with motivated people, that love creating products that our customers love.
⢠Youāll be continuously growing both as an individual and as a professional, by learning on the job.
⢠Youāll have the change of both solving reliability issues, but also coding reliability from the inception to running the product. As we strive in automating toil away, youāll work on more and more complex topics.
⢠Youāll have the opportunity to participate in various initiatives or working groups with the goal of enriching and streamlining our landscape.
- Core .NET, C#
- HTML5, CSS3
- JavaScript
- ASP.NET (Web Forms, MVC, Web API)
- Bootstrap 3 or 4
- jQuery
- Angular 5+ working knowledge
- SQL (basic) ā Desirable
- Development of applications using C#, MVC
- Development of Web Services using REST and WCF.
- Unit Testing of code using Microsoft and any other competent open-source testing
framework.
- Develop middle tier using Object Relational Model (ORM).
- Developing applications using Rapid Application Development (RAD) tools
- Design Database in SQL Server 2016 or higher.
- Ability to work under pressure and deadline.
- Candidates should be good in communication.










