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Senior Full Stack Engineer (F#/ASP.NET Core/React) (IR-503)

Remote, USA Full-time Posted 2026-06-17

Intellectsoft is a software development company delivering innovative solutions since 2007. We operate across North America, Latin America, the Nordic region, the UK, and Europe.We specialize in industries like Fintech, Healthcare, EdTech, Construction, Hospitality, and more, partnering with startups, mid-sized businesses, and Fortune 500 companies to drive innovation and scalability. Our clients include Jaguar Motors, Universal Pictures, Harley-Davidson, and many more where our teams are making daily impact. Together, our team delivers solutions that make a difference. Learn more at www.intellectsoft.net/

Our client is a rapidly scaling, remote-first software provider specializing in governance technology. They streamline mission-critical decision-making and meeting workflows for high-level corporate leadership. Their diverse client base features leading European industrial groups, major media conglomerates, and energy giants, including several Tier-1 publicly traded corporations.

Tech stack: ASP.NET Core, React.js, F#, functional programming, event-driven architectures, AI, Azure.

Requirements

  • 4+ years of experience in full stack or backend engineering
  • Hands-on experience with F# (or C# combined with a strong motivation to learn F#), as well as ASP.NET Core, React.js, JavaScript, and TypeScript
  • Experienced in agentic AI programming
  • Experience with GraphQL

Nice to have

  • Experience in scaling SaaS products and developing B2B or line-of-business applications
  • Familiarity with Vertical Slices, CQRS, Event Sourcing, and Domain-Driven Design is a strong plus
  • Experience working with Azure and/or Office365 APIs (e.g., Microsoft Graph API) is beneficial

Responsibilities

  • Collaborate closely with our development team on products built with F# (ASP.NET Core) and React.js
  • Implement AI-driven development process
  • Take full ownership of features, working closely with product in a cross-functional team
  • Apply a functional programming approach and contribute to architectural discussions
  • Keep our tech stack up to date and scalable
  • Implement, optimize, and maintain new product features
  • Improve all phases of the product lifecycle - from planning to deployment/production
  • Build and maintain integrations with third-party systems like Azure and Office365

Benefits

  • Udemy courses of your choice
  • Team-buildings, events, marathons & charity activities to connect and recharge
  • Workshops, trainings, expert knowledge-sharing that keep you growing
  • Clear career path
  • Absence days for work-life balance
  • Flexible hours & work setup - work from any of listed locations and organize your day your way
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