Tennr
Senior Backend Software Engineer
$38K–$215K
New York City Office · On-site · Senior · Full-time · Posted Jul 23, 2026
- Experience
- 5+ years in backend development.
About the job
Architect and build backend services and infrastructure for scalable, machine-learning-powered workflow automation and data processing.
What you'll do
- Deliver backend features end-to-end and design data schemas, resilient services, and third-party integrations.
- Lead high-volume workflow automation and build and optimize scalable data processing and machine learning infrastructure.
- Optimize system performance, scalability, and reliability; collaborate with sales and customer success on customer feedback.
What they ask for
- 5+ years of backend development experience, focused on JavaScript and familiarity with TypeScript.
- Track record building and maintaining scalable web applications, particularly for high-volume workflow automation and data processing.
- Experience integrating machine learning models into production and optimizing data pipelines.
- Strong problem-solving, clean coding, communication, and collaboration skills.
Nice to have
- Prior experience in a startup or fast-paced tech environment.
Pay
$190K – $215K USD base salary; $38K – $64.5K USD bonus
Tools
JavaScript, TypeScript
AI focus
Integrate machine learning models into production and design and maintain workflows that use machine learning for automation; build and optimize machine learning infrastructure and data pipelines.
Model-written summary · the original posting is authoritative