API Developer - Senior Associate

Role: API Developer

Level: Senior Associate

Tower: Data Analytics & Insights Managed Service

Experience: 6-10 Years

Key Skills: C#, .NET / .NET Core, Web API, Azure/AWS

Educational Qualification: BE / BTech / ME / MTech / MCA

Work Location: Hyderabad, India

Job Description

As a Senior Associate, responsible for designing, building, enhancing, and supporting enterprise-grade backend API services using C# and .NET technologies. This role requires strong technical ownership, leadership in production support, and close collaboration with cross-functional teams including architecture, cloud, DevOps, QA, and business stakeholders in a managed services environment.

• Demonstrate critical thinking and the ability to bring order to unstructured problems.
• Ticket Quality and deliverables review.
• Status Reporting for the project.
• Adherence to SLAs, experience in incident management, change management, and problem management.
• Review your work and that of others for quality, accuracy, and relevance.
• Know how and when to use tools available for a given situation and can explain the reasons for this choice.
• Seek and embrace opportunities which give exposure to different situations, environments, and perspectives.
• Use straightforward communication in a structured way, when influencing and connecting with others.
• Able to read situations and modify behavior to build quality relationships.
• Uphold the firm's code of ethics and business conduct.
• Demonstrate leadership capabilities by working with clients directly and leading the engagement.
• Work in a team environment that includes client interactions, workstream management, and cross-team collaboration.
• Good Team player. Take up cross competency work and contribute to COE activities.

Position Requirements:

Required Skills:

Primary Skill:

C#, .NET / .NET Core, ASP.NET Web API, RESTful API Design, Azure/AWS, SQL, API Security (OAuth2, JWT)

Secondary Skill:

CI/CD tools, Microservices Architecture, Docker, Kubernetes, API Gateway (Azure APIM / AWS API Gateway), Datadog / Monitoring tools, React (basic)

C# Senior Associate / Lead:

• Minimum 58+ years of hands-on experience in backend development with a strong focus on building, enhancing, and supporting enterprise-scale API services using C# and .NET / .NET Core, working closely with business and technical stakeholders.
• Proven experience in designing and developing RESTful APIs and backend services for large-scale enterprise applications.
• Strong ability to analyze existing application architecture, API integrations, data flows, and business logic to understand dependencies and impact of changes.
• Expertise in API design patterns, exception handling, logging, authentication, and authorization mechanisms (OAuth2, JWT).
• Strong understanding of cloud-native architectures and hands-on experience with AWS or Azure services (API Gateway, Lambda, ECS/EKS, App Services, RDS, etc.).
• Extensive experience providing L2/L3 production support for enterprise applications in a managed services environment.
• Experience working with CI/CD pipelines, automated deployments, and version control systems.
• Proven ability to review code, enforce standards, and guide junior team members through mentoring and technical reviews.
• Strong experience in performance tuning, scalability improvements, and reliability optimization of backend services.
• Participate in requirements of gathering, design discussions, and technical solutioning with business and architecture teams.
• Coordinate development and support activities across transition, stabilization, and steady-state phases.
• Strong expertise in writing, reviewing, and optimizing complex SQL queries and backend integrations.
• Excellent problem-solving, debugging, root-cause analysis, and performance troubleshooting skills.

Nice to Have

• Experience with microservices architecture and distributed systems.
• Exposure containerization technologies such as Docker (and Kubernetes).
• Experience with API Gateway platforms (Azure API Management / AWS API Gateway).
• Exposure to healthcare or insurance domain projects.
• Experience with monitoring and logging tools (e.g., Datadog, CloudWatch)