Sayan Sarkar
Halifax
Summary
Dynamic Senior Product Specialist with extensive experience at Cognizant Technology Solutions, excelling in optimizing SQL performance and leading technical delivery for healthcare platforms. Proven ability in mentoring teams and enhancing user experience through innovative solutions. Proficient in .NET Core and regulatory compliance, driving impactful results in fast-paced environments.
Overview
11
11
years of professional experience
Work History
Senior Product Specialist – Tech (Tech Lead Role)
Cognizant Technology Solutions
08.2021 - Current
- Led technical delivery of large-scale healthcare enrollment platforms
- Directed TriZetto Facets customizations and designed data model to meet project requirements
- Optimized SQL queries and developed reusable automation components to improve system performance
- Conducted UAT, smoke, and regression testing
- Mentored 25+ team members through structured mentoring matrix to enhance skill development
Application Developer
Infosys Technologies Ltd.
01.2015 - 07.2021
- Led migration of Oracle to MySQL using .NET Core & Web API to enhance database performance
- Developed eligibility processing pipelines compliant with HIPAA to streamline patient data access
- Improved interface design for DHHS Australia HiiP application to enhance user experience
- Built budgeting tools and calendar integration solutions
Education
Bachelor of Technology (B.Tech) - Information Technology
West Bengal University of Technology
01-2014
Skills
- C#
- NET 10
- NET Core 31
- NET Framework 45
- ASPNET Web API
- REST
- LINQ
- Angular 19
- SQL Server
- AWS
- Git
- GitHub
- TFS
- Product Lifecycle Management
- Regulatory Compliance
Personal Information
Title: Senior Product Specialist-Technical | Tech Lead (Healthcare & Enterprise Systems)
Core Technical Skills
C#, .NET Framework 4.5, .NET Core 3.1, .NET 10, ASP.NET Web API, REST, WCF, LINQ, Angular 19, SQL Server, Oracle, MySQL, Azure, Git, GitHub, TFS, SSIS, SSRS, TriZetto Facets, Healthcare Enrollment, HIPAA
Technical Leadership Impact
· Technical Leadership & Mentoring (Tech Lead Metrics)
· Team Leadership: Led and coordinated a 25‑member team consisting of developers and analysts across onsite and offshore locations.
· Mentoring & Capability Building:Created a structured mentoring matrix, providing hands‑on training across multiple application modules and healthcare workflows.
· Training & Enablement: Delivered module‑level trainings, walkthroughs, and technical deep‑dives for new and existing team members.
· Succession & Career Readiness:Prepared resources and documentation to enable smooth transition into next‑level roles, reducing onboarding and dependency risks.
· Knowledge Expansion: Built and maintained a centralized knowledge base, expanding team expertise and improving bus‑factor coverage.
· Delivery Optimization: Improved delivery predictability and turnaround time by spreading domain and technical knowledge across the team, reducing single‑point dependencies.
Timeline
Senior Product Specialist – Tech (Tech Lead Role)
Cognizant Technology Solutions
08.2021 - Current
Application Developer
Infosys Technologies Ltd.
01.2015 - 07.2021
Bachelor of Technology (B.Tech) - Information Technology
West Bengal University of Technology