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
Job Summary
- Candidate will be responsible for providing full life-cycle development (design, coding, and testing) and maintenance of web-based system on Azure
- Candidate should have experience in GitHub, knowledge of DevOps is a plus
- Experienced in designing and implementing web portals, experience with DNN is must
- Ability to work with multiple languages including C#, ASP.Net, MVC, Javascript and related libraries, HTML, Complex SQL queries, CSS, BootStrap, JSON.
- Experience in Agile project management methodology
- Developing and Delivering Excellent Web based solutions/portals/sites based on customer’s requirement within the stipulated timeline
- The candidate should be flexible to learn new technology and platform and should be creative, innovative for improvement ideas, detail oriented, diligent, and eager to learn and grow
Duties and Responsibilities
- Understand business requirements to apply logic to integrate functionalities
- Identify and understand any technical bugs on the server, site, log files or modules and work on resolving the bugs
- Understand how FTP server is setup for the site
- Understand system/site technical requirements and suggest enhancements if applicable
- Designing, coding, unit Testing, and integration with Database
- Handle site deployment
- Designing, coding, debugging, technical problem solving, and writing Unit Test cases, etc.
Qualifications
Education / Certification
- B.E. / B.Tech. /MSC in Computer Science or IT.
- MCAD/MCSD/MSITP/MCPD
Technical Expertise
- ASP,ASP.NET,VB.NET,MVC,C#,SQL Server 2012+
- HTML, Javascript, Jquery, CSS, Bootstrap
- GitHub/
- Web API/ Web Services, Email Services
Skills and Abilities
- Be able to work with diverse global teams and in an individual contributor role as needed
- Excellent English written and verbal communication skills (for local team and global stakeholders/team members)
- Strong task management skills including time management, and ability to manage multiple projects simultaneously
- Flexibility required to attend late evening meetings with global team members
- Attention to detail and delivering quality projects and knowledge assets
Senior Backend Developer (C# and .NET)
Hybrid / On-site (Bangalore)
What is the role?
Xoxoday is looking for a candidate who has a strong background in the design and implementation of scalable architecture and a good understanding of Algorithms, Data structures, and design patterns. Candidates must be ready to learn new tools, languages, and technologies. We are offering hybrid / remote options as well.
Basic Qualifications:
- At least 4 -7 years of experience as a software developer.
- At Least 3 years of experience in .net core C#, AWS stack, MS SQL Server, MVC, NodeJS experience is a plus
- Strong working knowledge in distributed event-driven messaging architecture/platform
- Strong knowledge in data access layer especially ability to work with stored procedure
- Established and stimulated software development standards and processes along with best practices for delivery of scalable and high-quality software.
- Production experience with AWS stack
- Fluent English speaker
Preferred Qualifications:l
- Experience working with OOP languages.
- Experience designing and developing Microservices and SOA.
- Experience working with AWS Kinesis, Lambda, SQS, S3, ElastiCache, ElasticSearch, Kubernetes, EventBridge, RDS, CloudWatch, APIGateway
- Experience designing and building high-performance scalable web services.
- Experience in REST API design and implementation.
- Experience in unit testing, test automation, and continuous delivery.
- Experience with stream-processing and message-broker software.
Nice to have:
- Experience working with distributed teams.
- Ability to work independently and as part of a team.
- Ability to work quickly toward tight deadlines, and make smart tradeoffs between speed, accuracy, and maintainability.
- Bachelor's or Master's degree in computer science (or equivalent professional experience).
What can you look for?
A wholesome opportunity in a fast-paced environment that will enable you to juggle between concepts, yet maintain the quality of content, interact, and share your ideas and have loads of learning while at work. Work with a team of highly talented young professionals and enjoy the benefits of being at Xoxoday.
We are
Xoxoday is a rapidly growing fintech SaaS firm that propels business growth while focusing on human motivation. Backed by Giift and Apis Partners Growth Fund II, Xoxoday offers a suite of three products - Plum, Empuls, and Compass. Xoxoday works with more than 2000 clients across 10+ countries and over 2.5 million users. Headquartered in Bengaluru, Xoxoday is a 300+ strong team with four global offices in San Francisco, Dublin, Singapore, New Delhi.
Way forward
We look forward to connecting with you. As you may take time to review this opportunity, we will wait for a reasonable time of around 3-5 days before we screen the collected applications and start lining up job discussions with the hiring manager. We however assure you that we will attempt to maintain a reasonable time window for successfully closing this requirement. The candidates will be kept informed and updated on the feedback and application status.
Job Title: Senior .NET Developer (Remote)
Experience: 7+ Years Location: India (Remote)
Apply:jobs[at]cookieanalytix[dot]net
Company Overview: We are a dynamic and rapidly growing tech company looking for a talented Senior .NET Developer to join our team. As a Senior .NET Developer, you will work with a team of skilled professionals to build high-quality, scalable applications and contribute to the development of innovative software solutions.
Key Responsibilities:
* Design, develop, and maintain high-performance applications using .NET technologies.
* Collaborate with cross-functional teams to define, design, and ship new features.
* Write clean, maintainable, and efficient code.
* Optimize and troubleshoot SQL queries for database performance.
* Work with large, complex data sets and ensure the integrity of the database.
* Participate in code reviews and contribute to best practices for software development.
* Continuously improve development processes and implement automation where possible.
* Ensure all applications meet quality standards and provide excellent user experiences.
Required Skills and Experience:
* 7+ years of experience as a .NET Developer with a proven track record of designing and developing scalable applications.
* Strong proficiency in ASP.Net, C#, Web API, React/ Angular, Entity Framework.
* Solid experience with SQL Server, including database design, writing optimized queries, and performance tuning.
* Excellent problem-solving skills and the ability to debug and optimize complex systems.
* Strong communication skills with the ability to work independently and as part of a team in a remote setting.
Why Join Us?
* Work from the comfort of your own home in a fully remote environment.
* Opportunity to work on innovative and challenging projects.
* Collaborative and inclusive work culture.
We are looking for experts in multiple .Net technologies such as Angular, MVC, JQuery, JavaScript, C#, Web Services, Web API, .NET Core, HTML, CSS, Bootstrap, JSON across software engineering, security and data management.
Job description
The .NET Lead/Arch position will be responsible for architecture, development, maintenance, and support of all development applications regardless of size. This individual must maintain effective customer relationships; as well as effective communication and coordination with various other technology groups. The Senior Architect is expected to be able to architect, analyze, design, code, test, and implement large projects and troubleshoot any Enterprise Development production system. This position is also expected to have the ability to do cross-discipline work with networks, servers, and infrastructure and be able to understand how they affect development projects.
Key Responsibilities and Duties:·
Analyze new requirements and provide impact analysis addressing technical design and identifying individual tasks
· Architect, design and implement solutions for requirements.
· Setting up CI/CD pipelines and Continuous integration & delivery of the application to Dev/Test/PROD environments.
· Design and coding of new facilities.
· Communication of technical details that impact the fulfillment of requirements.
· Iterative development of software with responsiveness to constructive feedback.
· Provide application support against agreed service levels including the implementation of bug fixes
· Develop and maintain code to a high standard within IT development and maintenance projects.
· Troubleshoot and problem-solve support issues as they arise and as directed by the project manager and technical architect.
· Code reviews of the work of peers in the group.
· Perform unit testing of work.
· Write documentation and comment code as required.
· Ensure code is properly version-controlled.
· Supervise and mentor junior staff
Mandatory Skills:
10+ years complete SDLC experience.
C#.Net MVC/ Core.
Web Services / WCF Service /WebAPI
SQL (MSSQL)
Version Control
JavaScript, JQuery, AJAX, HTML, CSS, XML, XSLT, JSON
Preferred Skills:
Atlassian Suite (Jira)
CI/CD
Docker
Optional Skills:
HTML/CSS/JavaScript
Angular
KINDLY REVERT WITH YOUR UPDATED RESUME
THANK YOU

of work will include everything from back-end to client-side code, using optimal and efficient technologies,
frameworks, and patterns. The primary responsibilities will be to design and develop these applications.
Therefore, its essential that the candidate is skilled at problem solving, solution design, and high-quality
coding. Ability to manage Project and Project Team independently.
"The Candidate must be a hardcore developer with min 2+years of experience. He should have experience
in ASP.net core, MVC4/ 5, Web API’s development & MySQL .







