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Philadelphia, PA • Software Engineer

Grant Merrigan
Building secure, efficient software with modern tools.

I build full-stack applications using C#, .NET, SQL Server, and React. Experienced in secure coding, database design, and delivering reliable solutions in professional environments.

C# & .NETSQL ServerReact & JavaScript
Secure coding practices
Database design & optimization
Agile development experience
Full software lifecycle

What I bring

  • • Information Science & Technology graduate from Temple University's College of Science and Technology
  • • Experience developing internal apps at Radwell International and U.S. District Court of New Jersey
  • • Proven experience with C#, .NET, SQL Server, and React
  • • Strong foundation in secure coding and database systems
Available for full-time opportunities

Selected Work

Projects built with care from backend to UI.

PhyloDIVaS

Genome-scale dN/dS analysis platform

Full-stack bioinformatics web app automating ortholog detection, codon alignments, and selection analysis across species using Galaxy + NCBI integrations.

React.NETGalaxy APISQL ServerAWS

What I focused on

Built all Analysis functionality, implementing RESTful APIs for Galaxy integration, designed custom Galaxy workflow for a dN/dS analysis pipeline, and implemented React components with real-time job status tracking.

VISIT

FASTA Compression CLI

Custom nucleotide/compression tooling

A C-based command-line tool that compresses nucleotide FASTA files using a custom bit-packing format, achieving up to 3× size reduction on large genomic datasets.

CCompressionBioinformatics

What I focused on

Implemented custom 2-bit encoding algorithm for nucleotides, optimized file I/O with buffering strategies, and added error handling for malformed FASTA sequences.

VISIT

Travel Planner

CIS-3342 Term Project: Vacation Package Builder

A full-stack ASP.NET Core MVC travel booking app that lets users browse destinations, view hotels, and book vacation packages, backed by SQL Server stored procedures, 2FA, and automated weekly trip recommendations

.NETMicrosoft SQLAPIsFull Stack

What I focused on

Developed stored procedures for complex booking logic, implemented ASP.NET Identity with 2FA email verification, and built automated email service for weekly recommendations.

VISIT

About

I'm a Temple IST graduate with professional experience building production web applications in .NET, SQL Server, and React. I enjoy working on backend-heavy systems, data-driven applications, and projects that require thoughtful architecture and performance tradeoffs. I'm looking to join a team where I can apply my skills and continue growing as a software engineer.

Let's Connect

Open to software engineering roles. Let's talk about how I can contribute.