Hybrid Senior Backend Engineer – Client Integrations

at Kalepa

• Job title: Senior Backend Engineer – Client Integrations
• Job type: Full Time
• Experience level: Senior
• Salary: $185,000 - $215,000 per year
• Degree requirement: Bachelor's Degree
• Tech skills: Cloud, Distributed Systems, EC2, Postgres, Python
• Location requirements: Hybrid, New York City, United States

About the role

• Senior Backend Engineer at Kalepa developing external-facing APIs for clients' workflows. Collaborating with a global team to improve our platform's performance and stability.

Responsibilities

• As part of the Client Integrations team, you will work on the external-facing APIs that power our customers’ core workflows.
• Your day-to-day will involve designing and building API endpoints, improving database and query performance, and integrating with a wide range of third-party services.
• You’ll translate product requirements into reliable business logic, help diagnose and resolve customer issues, and contribute to making our platform faster, more stable, and easier to use.
• You'll collaborate with a global team of full-stack, data, ML, and DevOps engineers to build scalable backend solutions as we continue to grow.

Requirements

• Have 5+ years of software engineering experience, ideally with time spent building external-facing APIs or designing integrations with 3rd party systems.
• Embody hustle and grit, you're excellent at your craft and relentless in pursuing it.
• Take full ownership of your work and drive projects to completion with minimal oversight.
• Communicate proactively, surfacing blockers, asking the right questions, keeping stakeholders in the loop.
• Thrive on experimentation: you're comfortable testing ideas, measuring results, and iterating quickly on problems no one has solved before.
• Have strong fundamentals in system design, debugging, and problem-solving.
• Know Python (our main stack), though we're open to strong candidates from other OO backgrounds.
• Have experience with serverless technologies (Lambda, EC2), asynchronous workflows, and cloud environments.
• Are comfortable with relational databases, ideally PostgreSQL.
• Bonus: experience with LLMs/generative AI, distributed systems.

Benefits

• Competitive salary (based on experience level)*
• Significant equity options package
• Work with an ambitious, smart, global, and fun team to transform a $1T global industry.
• 20 days of PTO a year.
• Global team offsites.
• Gym reimbursement.
• Phone reimbursement.
• Student stipend.