Senior Software Engineer

Koofen

full-time

Posted on: 10/17/2025

Location Type: Remote

Location: Remote • 🇺🇸 United States

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💰 $145,000 - $165,000 per year

Senior

AWSCloudDartFlutterGoogle Cloud PlatformJavaScriptKotlinNext.jsNode.jsReactSpringSpring BootSpringBootTypeScript

About the role

Collaborate with a small team of engineers, working closely to build high-quality, impactful features.
Take ownership of features and contribute across the stack, from frontend to backend and deployment.
Participate in technical discussions and code reviews to help maintain quality and alignment across the team.
Engage with product and design teams to clarify business goals and ensure smooth execution of features.

Significant experience building and shipping features in a fast-paced, early startup environment
Hands-on experience or familiarity with some of the following technologies:
- Frontend: React, Typescript, Next.js, Dart, Flutter
- Backend: Node.js, Kotlin, Spring Boot
- Cloud: AWS, GCP (Firestore, Cloud Functions)
- DevOps: Service configuration, CI/CD pipelines, monitoring, and deployment automation
Strong expertise in backend systems and DevOps (especially if you can teach us a thing or two)
Experience working cross-functionally on small, focused teams
Experience building AI-native applications

Benefits

Tip: use these terms in your resume and cover letter to boost ATS matches.

ReactTypescriptNext.jsDartFlutterNode.jsKotlinSpring BootAWSGCP

collaborationownershipcommunicationtechnical discussionscode reviewscross-functional teamwork