# Senior Full Stack Engineer at FacilityOS (fka iLobby)

- Company: FacilityOS (fka iLobby)
- What the company does: FacilityOS is the leading visitor & facility management platform, trusted by global enterprises to optimize key facility processes for compliance, safety, & security. Backed by Insight.
- Company website: https://www.facilityos.com
- Type: Startups
- Level: Senior
- Location: Maryland
- Work setup: Remote
- Posted: 2026-11-02
- Apply by: 2026-12-17
- Apply: https://jobs.ashbyhq.com/facilityos/adfbe30a-d2f4-4ad7-9941-dc2791affb58?utm_source=1752vc&utm_medium=careers
- Page: https://www.1752.vc/careers/jobs/facilityos-fka-ilobby-senior-full-stack-engineer/

## About the role

We are looking for a highly capable Sr. Full Stack Engineer who can ramp up quickly, collaborate effectively with the existing team, and begin contributing meaningful delivery outcomes within the first few weeks. This role is well suited for someone who is comfortable navigating legacy systems, applying strong architectural principles, and making thoughtful technical decisions that improve delivery throughput without compromising quality. Found on 1752vc Careers, the job board for startup and VC roles.

## What they're looking for

- Minimum of 6 years of proven experience in backend .NET Framework / .NET Core web application development using C#
- Minimum 5 years of experience developing web applications using Angular and Typescript
- Proven ability to quickly understand complex legacy systems, identify key integration points, and contribute effectively with limited ramp-up time
- Strong experience using object-oriented programming, design patterns, and clean architecture principles to build maintainable, testable software
- Proven experience writing unit tests and applying quality-focused development practices
- Proven experience designing and building RESTful services

Tags: Tech

Source: 1752vc Careers, https://www.1752.vc/careers/jobs/facilityos-fka-ilobby-senior-full-stack-engineer/