ABIS | Enterprise .NET APIs, Data Migration & WPF

ABIS — Automated Biometric Identification System

Context and role Company engineering contribution to an enterprise biometric identification system. In my C# .NET & WPF Developer role at TechoStudios Pvt Ltd (April 2025–present), I work on backend, data and desktop integration. I do not claim ownership of the complete product.

Engineering problem Legacy data migration, bulk ingestion and search workflows require consistent validation, controlled access and reliable integration across clients.

My contributions • C# / ASP.NET Core (.NET 8) backend services, REST APIs and business logic for ingestion and search • PostgreSQL schema design, data modeling and SQL query optimization for performance and integrity • EFT extraction, transformation, migration and validation pipelines • JWT authentication, RBAC and PKI security workflows • Backend integration with WPF and web clients, input validation, database operations and production debugging • Implementation planning, code quality, reliability and Agile team delivery

Outcome and value My work supports validated data flows, maintainable APIs and connected desktop/web workflows within the team’s production system. No client revenue, performance percentage or sole-product ownership is claimed.

Confidentiality This is a professional contribution overview. No source code, internal files, biometric records, system screenshots or private project links are shared.

Professional background TechoStudios Pvt Ltd — C# .NET & WPF Developer, Apr 2025–present. Datagonomix / 1Journey.ai Pvt Ltd — C# .NET & React Developer, Jan 2024–Apr 2025: production APIs, frontend integration, relational data flows, optimization and debugging. Arhpez Technologies Pvt Ltd — C# .NET & Angular Developer Intern, Jul 2023–Jan 2024: backend logic, APIs, database tasks and Angular features.