Subin Scariya

Coventry,UK

Summary

Full-Stack Software Developer experienced in the end-to-end delivery of scalable, secure applications. Proficient in building robust backend services with C#, ASP.NET Core, and MVC/Razor, while creating dynamic frontends using Angular and JavaScript. Skilled in extending Microsoft Dynamics CRM and architecting microservices with SQL Server, MySQL, and MongoDB. Experienced in cloud-native deployment via Microsoft Azure and CI/CD pipelines, with a strong commitment to security, performance optimization, and Agile best practices.

Overview

years of professional experience

Certification

Work history

API Developer

Revive UK, Ltd

Rugby, Warwickshire

2024.06 - 2026.06

Modernized legacy infrastructure by migrating 120+ APIs from .NET Framework to .NET Core 9, successfully enabling a scalable transition to a microservices-based architecture.
Optimized application performance by refining SQL queries and LINQ expressions, resulting in a 20% reduction in API response times.
Architected and delivered an end-to-end web portal utilizing ASP.NET MVC, Razor Pages, and .NET Core Web API to streamline core business operations.
Engineered robust CI/CD pipelines in GitLab, automating build and deployment processes to increase development velocity and deployment reliability.
Strengthened enterprise security by implementing advanced API authentication layers and granular Role-Based Access Control (RBAC) across multi-tenant environments.
Unified disparate service ecosystems by consolidating legacy Node.js and .NET APIs into a cohesive, high-performance .NET Core Web API, significantly reducing technical debt and maintenance overhead.
Enabled real-time data synchronization by integrating Dynamics CRM with ASP.NET Core Webhooks and MQTT protocols, ensuring instantaneous updates across systems.
Managed cloud-native deployments within Azure App Services, utilizing built-in scaling and security configurations to ensure high availability.
Enhanced Dynamics 365 functionality by designing and deploying custom modules tailored to improve operational performance and data accessibility.
Developed comprehensive unit tests for all 120+ API endpoints using xUnit and Moq, ensuring system reliability and seamless performance throughout the transition to microservices.

Software Engineer

Ernst & Young

Kerala, India

2021.04 - 2023.01

Designed and developed C#, .NET Core APIs using EF and Dapper, reducing latency by 10% in enterprise-scale financial systems.
Built a background job processing system in .NET Core for efficient batch operations.
Enhanced SQL Server performance through indexing, stored procedures, and query optimization.
Automated testing with 500+ API tests and Postman collections, achieving greater than 95% reliability.
Supported Azure cloud deployments using VMs and managed services, configuring security rules and monitoring.
Collaborated in Agile Scrum environments, contributing to sprint planning, retrospectives, and daily stand-ups.
Developed Angular components integrated with backend APIs, along with ASP.NET MVC and Razor UI development.
Resolved API and SQL bottlenecks through root-cause analysis, ensuring system stability and SLA compliance.

Education

Master of Science - Computing

De Montfort University Leicester

Leicester, UK

Bachelor of Technology - Computer Science

Sreepathy Institute of Management and Technology