Senior Full Stack Engineer

Castillians

Senior Full Stack Engineer designing and implementing web architecture for IT Solutions company. Involves database design, API creation, and developing application features.

Posted 7/21/2026full-timeRemote • 🇮🇪 IrelandSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in full-stack development with a strong focus on .NET 8 and JavaScript, alongside robust database design and REST API integration capabilities. Proven ability to troubleshoot complex technical issues while collaborating effectively within teams.

Highest-signal resume keywords

Full Stack Development.NET 8 ProficiencyJavaScript ProficiencyDatabase Design SkillsPDF Processing Experience

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Full Stack Development.NET 8JavaScriptDatabase DesignREST API DevelopmentBackend DevelopmentFeature DevelopmentTesting and VerificationTroubleshooting

Soft Skills

Collaboration Skills

Tech Stack

Tools & technologies

JavaScript.NET

About the role

Key responsibilities & impact

Designing and implementing web architecture
Building and designing databases and full-stack systems
Creating REST APIs and integrating front-end UI
Developing new application features
Performing backend development
Testing and verifying new features and fixes

Requirements

What you’ll need

5+ years of experience in full stack development
Proficiency in .NET 8 and JavaScript
Experience with PDF processing
Strong database design skills
Ability to troubleshoot complex technical issues
Excellent collaboration skills

Benefits

Comp & perks

Health insurance
Retirement plans
Paid time off
Flexible work arrangements
Professional development