Available to hire
Hello, I’m Aregawi Haileyesus, a Senior Software Engineer and Tech Lead with 8+ years of experience delivering enterprise systems across ERP, e-learning, booking platforms, fintech, recruitment, and infrastructure management. I design API-driven solutions using Clean Architecture, lead cross-functional teams, and mentor developers to write clean, scalable code.
I specialize in C#, ASP.NET Core, .NET MVC, Angular, React, Node.js, Laravel, and Docker, with strong database development in T-SQL and SQL Server, and extensive experience modernizing legacy systems and delivering cloud-ready architectures. I thrive on automation, real-time tracking, and integrated reporting to drive business value for global clients.
Skills
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Experience Level
Language
English
Fluent
Work Experience
FULLSTACK SOFTWARE DEVELOPER at A&A INOMATIC, LLC.
January 1, 2015 - October 29, 2025Developing an E-Learning Management System (ELMS) using .NET MVC and SQL Server; designing course and assignment workflows, including grading, file uploads, and automated enrollment; building a responsive UI with Bootstrap; implementing secure data management and automated reminders to improve student engagement.
FULLSTACK SOFTWARE ENGINEER at MG SOLUTION
January 1, 2025 - January 1, 2025Full-stack ERP development across Finance (Account Transactions), Inventory, HR, Sales and Procurement modules; built integrated stock monitoring with real-time tracking and restocking alerts; implemented financial tracking, budgeting, and detailed reporting; streamlined procurement workflows and supplier management; contributed to fintech enhancements and website development.
FULLSTACK SOFTWARE ENGINEER at SOO AND CARROTS
December 1, 2024 - December 1, 2024Led the development of a booking system (ReactJS frontend, Laravel backend, MySQL) with three user roles Admin, Partner, and Customer; implemented admin partner management, partner listings for booking spaces, and a flexible booking workflow with approvals; created registration/login and a booking order system with status controls; integrated Firebase Cloud Messaging for chat notifications and adopted Scrum practices.
SENIOR SOFTWARE DEVELOPER (PART-TIME) at EPTISA
October 1, 2024 - October 1, 2024Developing Road Authority Management software using Angular 15 for the UI and ASP.NET Core 6 for RESTful APIs, following clean architecture; ported Silverlight components to modern Angular frontend and .NET backend, enabling migration from legacy technology.
SOFTWARE DEVELOPER AND IT CONSULTANT (PART-TIME) at NATHAN INTERNATIONAL BUSINESS
September 1, 2023 - September 1, 2023Developed Nathan Recruitment System using Angular and .NET Core with Clean Architecture; managed IT infrastructure for the company; deployed the application using InterServer; experienced in writing efficient T-SQL queries and developing stored procedures for data processing and reporting.
TECH LEAD AND FULLSTACK SOFTWARE ENGINEER at SAME SOFT TECH
August 1, 2023 - August 1, 2023Developing software using Angular 15, and React for UI, and ASP.NET Core API, NodeJS for RESTful APIs; deploying projects to servers using Docker; developed E-commerce, Gym Management, Vehicle Inspection, E-learning, Delivery App, Airline Ticket Reservation, Passport Booking, and Accounting modules; led Scrum practices and trained junior developers.
SOFTWARE DEVELOPER at EXCEED IT SYSTEMS
December 1, 2022 - December 1, 2022Updated legacy ERP codebases to modern development standards; built RESTful APIs using Laravel, .NET Core, and .NET MVC for Inventory, Import/Export, Maintenance, Manufacturing, Fleet, Fixed Asset, and Financial modules; implemented real-time inventory tracking, import/export features, and Telerik reporting; mentored new developers.
FULLSTACK SOFTWARE DEVELOPER at ALLENATECH ELECTRONICS TECHNOLOGY
May 1, 2021 - May 1, 2021Built RESTful APIs using Laravel, Lumen, and .NET Core for report integration with Telerik; contributed to ERP modules including Inventory, Sales, Purchase, Transfer, and HR; implemented real-time inventory tracking and stock updates; integrated reporting and cross-location inventory workflows.
Senior Fullstack Developer at FULLSTACK SOFTWARE
January 1, 2025 - PresentDelivered a full-featured E-Learning Management System for a U.S.-based client (Fairfax County), developing end-to-end learning workflows (course delivery, assignments, grading, automated enrollment), a responsive UI with Bootstrap, and a secure, scalable backend using ASP.NET MVC and SQL Server. Implemented automated reminders, scheduling, and notifications to improve retention and operational efficiency. Emphasized performance optimization and Clean Architecture for long-term maintainability, and ensured accessibility compliance per WCAG/Siteimprove standards.
Senior Full-Stack Developer – ERP&Financial System at MG IT Systems
September 1, 2023 - PresentLed development and modernization of a full-scale ERP system spanning Finance, Inventory Management, HR, Sales, Procurement, and Compliance. Implemented financial management components (account transactions, budgeting, expense tracking) and comprehensive reporting. Built real-time inventory and stock monitoring with automated restocking alerts, streamlined procurement workflows (PO generation, supplier management, cost analysis), and contributed to FinTech enhancements. Migrated legacy VB.NET code to ASP.NET Core + Angular, applying Clean Architecture, SOLID principles, and Repository patterns to deliver scalable, maintainable solutions.
Full-Stack Developer at SooHouse (Remote)
May 1, 2024 - December 1, 2024Delivered a full-featured booking and scheduling platform (Soohouse App) for a South Korean client, supporting hotels, accommodations, events, and tours. Built a React frontend with Laravel backend and MySQL, designed multi-role workflows (Admin, Partner, Customer), calendar-based booking, and availability management. Implemented real-time notifications and chat via Firebase Cloud Messaging, and optimized the booking lifecycle with streamlined request handling, approvals, and status tracking in a remote Scrum environment.
Full-Stack Developer at EPTISA
January 1, 2023 - October 1, 2024Collaborated with cross-functional and international teams to deliver robust infrastructure management solutions. Built a Recruitment Management System using Angular and ASP.NET Core (Clean Architecture) with end-to-end candidate workflows for Gulf-region deployments. Implemented secure backend services, complex SQL Server queries and stored procedures for reporting, and deployed/maintained applications on InterServer.
IT Consultant and Software Developer (Part-Time) at NATHAN INTERNATIONAL BUSINESS
September 1, 2022 - September 1, 2023Served as Tech Lead and System Architect delivering multiple large-scale enterprise applications across finance, aviation, e-commerce, and public service sectors. Built end-to-end full-stack solutions using Angular, React, ASP.NET Core, and Node.js. Led legacy modernization of monolithic ASP.NET MVC applications to modern architectures and implemented containerized deployments with Docker, established development standards, and mentored team members.
Tech Lead – Full-Stack Systems Development at SameSoft Inc.
August 1, 2022 - August 1, 2023Delivered enterprise ERP systems covering finance, manufacturing, HR, fleet, inventory, and recruitment. Migrated legacy systems to Clean Architecture and API-first design, built modular, reusable, cloud-ready components, robust RESTful APIs, real-time inventory monitoring, automated notifications, and integrated import/export workflows. Mentored teams and enforced development best practices to ensure high-quality, maintainable code.
Software Developer at Exceed IT Systems
June 1, 2021 - December 1, 2022Delivered high-performance reporting solutions using T-SQL and Kendo Telerik. Built RESTful APIs with Laravel, Lumen, and ASP.NET Core, integrating with Telerik Reporting for comprehensive reporting. Contributed to core ERP modules (Inventory, Sales, Purchase, Transfer, HR), developed real-time inventory and sales tracking, and streamlined purchase/shipping workflows. Implemented secure authentication APIs with Laravel Passport and established reusable CRUD patterns.
Fullstack Software Developer at ALLENATECH ELECTRONICS TECHNOLOGY
August 1, 2019 - May 1, 2021Delivered ERP modules across Inventory, Sales, Purchase, Transfer, and HR; implemented real-time inventory tracking; improved order processing; built authentication via Laravel Passport; contributed to e-service and case management modules; built reusable components and maintained code quality across enterprise systems.
Full-Stack Developer – SooHouse (Remote) at SooHouse
May 1, 2024 - December 1, 2024Delivered a large-scale booking and scheduling platform for a South Korean client, combining React frontend with Laravel backend and MySQL. Designed multi-role workflows (Admin, Partner, Customer) for listings, bookings, and approvals; calendar-based availability management; real-time notifications via Firebase; in-app chat. Led a remote, international team following Scrum for timely delivery.
Education
Bachelor of Science, Information Technology at Mekelle University
January 11, 2030 - July 1, 2019Bachelor of Science in Information Technology at Mekelle University
July 1, 2019 - April 2, 2026Qualifications
Bachelor of Science in Information Technology
January 11, 2030 - October 29, 2025Bachelor of Science in Information Technology
January 11, 2030 - October 29, 2025Bachelor of Science in Information Technology
January 11, 2030 - October 29, 2025Industry Experience
Software & Internet, Education, Manufacturing, Professional Services, Retail, Financial Services, Government
Designed and delivered a scalable, enterprise-grade ERP platform covering finance, inventory, procurement, sales, and human resource management, enabling full digital transformation of core business operations. The system supports complex financial workflows, real-time inventory tracking, automated procurement and sales lifecycles, and comprehensive employee management, all integrated within a unified platform.
Architected using Clean Architecture and API-first principles, the system is built with ASP.NET Core and Angular, supporting modular expansion and high-performance data processing. Implemented optimized database strategies using SQL Server, including advanced stored procedures and query tuning for large datasets. Designed the platform with cloud-native and microservices-oriented patterns, ensuring readiness for distributed systems, multi-tenant SaaS environments, and containerized deployments.
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