Verified Expert in Engineering
Sayed is a full-stack .NET developer with five years of experience focusing on analyzing requirements, designing and building large-scale distributed systems with Azure technologies, and developing microservices. He has contributed to all parts of the SDLC, including architectural design, and worked with a wide range of technologies and industries. Sayed has sound knowledge of algorithms and data structures, excellent problem-solving skills, and a bachelor's degree in computer science.
Windows 11, Google Meet, Visual Studio, Windows 10
The most amazing...
...thing I've done was scale a system, enabling it to send 20 times more emails than it could before.
Software Technical Lead
- Designed and developed a highly scalable containerized messaging microservice to send millions of messages. Used Azure, Service Bus, Event Hub, Azure Container, Azure Cosmos DB, Dapr, gRPC, Open API, Twilio, and SendGrid.
- Integrated the microservice into the existing system and built the campaign-based messaging system using it.
- Managed two .NET development teams of 18 members.
PowerShell Expert| Hr
Nuovo Photography Inc
- Wrote PowerShell Script to install multiple applications for Windows 11.
- Created PowerShell Script to remove all bloatware from Windows 11.
- Fixed existing Windows 10 PowerShell Script, which was not working for Windows 11.
Senior Software Engineer
- Contributed to all stages of software development, including designing and developing new features, integrating third-party services, and maintaining the existing codebase.
- Designed the codebase using the Singleton, Adapter, and Façade design patterns and principles.
- Performed requirements analysis through written and oral communication with the client and executed the analysis toward the development.
- Led a team of nine .NET developers to build the application from scratch, upgrade to newer .NET core versions, implement new features, and improve the security and overall performance of the application.
- Designed and developed the architecture of an email microservice integration into the existing promotional mailing module.
- Troubleshot technical and functional issues and coordinated resolution with development and Tier 3 teams.
- Designed and developed RESTful web APIs and databases while ensuring quality performance, reliability, and security.
- Reduced the email template rendering by more than 500% by optimizing the underlying stored procedure. Scaled the system to send emails or SMS to millions of people by introducing Azure Service Bus, Functions, and WebJobs.
- Migrated two existing projects with Azure technologies and deployed them into Azure App Service.
Software Engineer II
- Implemented standard software engineering methodologies, unit testing, code reviews, and design documentation.
- Refactored two legacy projects and upgraded them to modern .NET MVC architecture.
- Performed written communication, estimation, and task breakdown.
- Implemented encryption and decryption functionality to transfer data securely over the network using CryptoJS.
- Migrated the entire project to support the Canadian culture.
Software Engineer I
- Translated designs into front-end code and integrated the front end with the back end.
- Designed and developed a fully responsive UI for the login and landing pages.
- Wrote unit tests for the existing codebase and used them to verify the business logic.
- Designed a code library for rendering third-party, interactive charting using SVG in Ionic and Angular.
Junior .NET Software Engineer
- Analyzed business requirements to determine project scopes and objectives to deliver high-quality solutions within deadlines.
- Created requirements and designed specifications from high-level requirements.
- Translated designs into functional front-end code.
- Developed a Windows service and installer project to pull customer data periodically from supermarkets at different locations, using Nimble APIs, and sync the database accordingly.
Dental Practice Management Solution
Multi-vendor eCommerce Systemhttp://chef-net.com/
Quiz Builder Web API
Nimble MCA Customer Service
Human Resources Management System
Real-time Code Collaboration Tool
Order Management Systemhttps://github.com/sayedgkm/SalesOrderManagement
ASP.NET Core, JSON Web Tokens (JWT), Angular, Entity Framework Core, .NET, ASP.NET, ASP.NET MVC, .NET Core, ASP, VB.NET WinForms, .NET 4, Windows Presentation Foundation (WPF), Razor, ADO.NET, Entity, ASP.NET Web API, Blazor, AngularJS, NUnit, ASP.NET Web Forms, Angular Material, Bootstrap, Ionic, Windows PowerShell, Ionic 4, Ionic 3, gRPC
REST APIs, SignalR, jQuery, Entity Framework, Web API, Windows Forms (WinForms), jsPDF, Stripe Connect, Stripe API, Stripe, Moq, React, RxJS, Log4Net, Azure Blob Storage API
Dapper, Git, TFS, Visual Studio, Azure App Service, Azure DevOps Services, Jira, Visual Studio 2019, Bitbucket, GitHub, Microsoft Visual Studio, Microsoft Excel, Spreadsheets, Azure Logic Apps, Skype, NGINX, xUnit, Azure Key Vault, Azure Application Insights, OpenEdge, SendGrid
HTML DOM, REST, Agile, MVC Design, Model View Controller (MVC), Desktop App Development, Azure DevOps
Visual Studio 2016, Amazon, Azure, Amazon Web Services (AWS), Azure Functions, Docker, Windows Server, AWS Lambda, Azure Event Hubs, Twilio
Microsoft SQL Server, SQL Server 2016, JSON, Data Pipelines, IIS SQL Server, Database Architecture, Azure SQL, SQL Server Integration Services (SSIS), MySQL, Azure Cosmos DB, Web Forms, HBase, Amazon S3 (AWS S3), SQL Server Reporting Services (SSRS), PostgreSQL, Azure Cloud Services
Algorithms, Data Structures, Web Development, Windows 11, Back-end Development, APIs, .NET 6, SOAP, SOLID Principles, HTTP, Front-end, PDF, Authentication, Back-end, Troubleshooting, Root Cause Analysis, CSS3 Animation, HTTP Server, Cordova, Webhooks, Message Queues, API Management, Full-stack, User Interface (UI), PDF Design, Third-party APIs, eCommerce, Architecture, Front-end Development, Performance, Web Technologies, WebAssembly, Reports, Windows Services, UI Components, Angular Bootstrap, Windows Desktop Software, Stripe Payments, Azure Service Bus, Ajax, Virtual Machines, Microsoft Stack, Google Meet, Documentation, Windows 10, Web Security, Vulnerability Identification, Microsoft Azure, Verifone VX805, SVG, Dapr, Windows System Administration
Bachelor's Degree in Computer Science
Military Institute of Science and Technology - Dhaka, Bangladesh
Web Application Security with OWASP Top 10 Advanced