otelier.io - Sr. Software Engineer

otelier.io

Key Responsibilities

• Design, develop, and maintain robust backend services and APIs using C#.NET and ASP.NET (MVC/Web API/Core).

• Implement and optimize data access layers using SQL Server, PostgreSQL, and Snowflake, ensuring reliability, performance, and security.

• Build and enhance responsive, user-friendly web interfaces using React.js or Angular (bonus).

• Design, develop, and integrate RESTful and microservices-based architectures with a focus on scalability, observability, and fault tolerance.

• Write clean, maintainable, and testable code following SOLID principles, design patterns, and best practices.

• Collaborate closely with cross-functional and cross-geography teams (US, Sri Lanka, India) including Product, QA, Data, and Integrations teams.

• Actively participate in daily stand-ups, sprint planning, grooming, and retrospectives, ensuring alignment across time zones.

• Communicate effectively with stakeholders, including US-based product and customer-facing teams, to clarify requirements and provide timely updates.

• Participate in code reviews, provide constructive feedback, and mentor junior engineers (for Senior role).

• Troubleshoot production issues, perform root-cause analysis, and contribute to continuous performance tuning and optimization.

• Take ownership of features end-to-end, including design, development, testing, deployment, and post-release monitoring.

• Contribute to improving team processes, documentation, and engineering practices in a distributed setup.

• Stay updated with emerging .NET, cloud, and front-end technologies and demonstrate a continuous learning mindset.

Key Requirements

• Strong hands-on experience (4–7 years) in C#.NET and ASP.NET (MVC/Web API/Core) for building enterprise web applications and services.

• Well versed with coding in AI based IDEs like Cursor or Claude Code.

• Solid experience with relational databases such as SQL Server and PostgreSQL, including schema design, complex queries, indexing, and performance tuning.

• Exposure to or hands-on experience with Snowflake or other cloud data warehouses is highly desirable.

• Good understanding of RESTful APIs, microservices architecture, and application performance tuning.

• Experience with unit testing and integration testing frameworks in the .NET ecosystem.

• Strong problem-solving skills with an ownership mindset and accountability for deliverables.

• Excellent communication skills, with the ability to work effectively in a distributed, cross-timezone team environment.

• Comfortable working with teams and stakeholders in US and Sri Lanka time zones, with flexibility for overlap hours when required.

• Bachelor’s degree in Computer Science, Engineering, or a related field.

Bonus Skills (Nice to Have)

• Experience with Apache Kafka or other event streaming platforms.

• Practical exposure to AWS services (e.g., ECS/EKS, Lambda, RDS, S3) or equivalent cloud platforms.

• Experience with Azure DevOps, Git-based CI/CD pipelines, and automated deployments.

• Front-end development experience with React.js or Angular, including TypeScript and modern build tooling.

• Experience working in data-intensive or integration-heavy systems.