Senior Software Engineer

**Want to put your job search on autopilot? Join our platform, complete a 6\-minute AI screening interview, and get auto\-applied to 100s of high\-paying roles.** **Sign up now at https://app.calyptus.co/auth/candidate/sign\-up and let the opportunities come to you.** \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_ **What Success Looks Like** * Building and maintaining integrations with external vendors using TypeScript and Node * Designing an ATS architecture that: * Supports high\-performance ATS data synchronization * Minimizes regressions through strong automated and regression testing * Is extensible and capable of scaling as the platform grows * Coaching and guiding members of the API team through technical leadership and best practices * Owning and maintaining ATS integrations over the long term, ensuring reliability and performance **About You** * **15\+ years** of experience in software development * **5\+ years** of experience operating at a Staff Engineer level * Experience building integrations with ATS platforms or handling large\-scale dataset ingestion * Alternatively, strong experience designing and operating ETL processes * Proven experience building high\-performance, reliable APIs * Familiarity with integration platforms such as **Merge** or **Kombo** * Experience leading large, multi\-layered technical projects * Strong background in test\-driven development and automated testing practices * Deep experience within the **TypeScript / Node.js** ecosystem * Demonstrated ability to work at a detailed level with multiple cross\-functional internal stakeholders * Experience with recruiting ATS platforms and/or HR technology * Bachelor’s degree or equivalent practical experience **Who Thrives** * Enjoys collaborating with talented, supportive teammates * Is friendly, approachable, and always willing to lend a helping hand * Can create clarity and direction in ambiguous environments * Is humble and comfortable acknowledging and learning from mistakes * Is highly curious and largely self\-taught across multiple domains * Feels energized by difficult problems and complex systems * Values ownership, impact, and the ability to directly influence outcomes \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_ ***Disclaimer: Calyptus uses an automated assessment tool that scores applicants.*** **Want to put your job search on autopilot? Join our platform, complete a 6\-minute AI screening interview, and get auto\-applied to 100s of high\-paying roles.** **Sign up now at https://app.calyptus.co/auth/candidate/sign\-up and let the opportunities come to you.**