React Developer — Remote‑Friendly, Scale & Reliability

StartupAdvantage; Denver (CO); Hybrid; USD 92,000 - 127,000; Full time

Job summary

StartupAdvantage in Denver, CO seeks a React Developer to modernize its C# infrastructure, trading your Ruby and 3 years for a growth path with mentorship and real impact on the tech stack.

You will optimize performance, handle on-call incidents, and enforce code quality with linting, testing and static analysis. Flexibility to commute or work remotely supports your balance as the team grows.

Qualifications

• A point of view on StartupAdvantage's space.
• Judgment to distinguish a fire drill from an actual fire.
• Willingness to commute to Denver, CO or work flexibly.
• Confident communicator across email, calls, and in-person meetings.
• Comfort interpreting data and translating findings into clear recommendations.
• Ability to learn new technology systems quickly and apply them.

Responsibilities

• Optimize application performance, latency, and resource utilization at scale.
• Respond to on-call rotations and participate in incident postmortems.
• Keep Professionalism schemas backward-compatible so StartupAdvantage never forces a breaking upgrade.
• Ensure code quality through automated linting, testing, and static analysis.
• Reproduce the remote-friendly bug from the Denver field report, then make it impossible again.

Skills

React

Confident communicator

Linux

Scrum

Tools

Linux

Scrum

Job description

StartupAdvantage in Denver, CO seeks a React Developer to modernize its C# infrastructure, trading your Ruby and 3 years for a growth path with mentorship and real impact on the tech stack.

You will optimize performance, handle on-call incidents, and enforce code quality with linting, testing and static analysis. Flexibility to commute or work remotely supports your balance as the team grows.