Senior Backend Engineer, Integrations & Platform

futurefitai; United States; On-site; USD 140,000 - 190,000; Full time

Job summary

FutureFit AI is seeking a Senior Backend Engineer (Integrations & Platform) to build the backbone of our platform, focusing on scalable data integrations with government and enterprise partners. You will design async workflows, automate operations, and improve reliability across systems.

This hands-on role emphasizes fast, measurable impact and cross-team collaboration. You will own complex integration patterns, build reusable infrastructure, and partner with external vendors to ensure smooth

Qualifications

• Proven experience building scalable backend systems.
• Strong focus on designing data integrations with external partners.
• Experience with asynchronous processing and event-driven architectures.
• Ability to implement observability, logging, metrics and tracing.

Responsibilities

• Design, build, and maintain deep bidirectional data integrations with government and enterprise partners.
• Develop reliable async workflows with queues, retries, idempotency and eventual consistency.
• Create backend services and Lambda functions to reduce manual operational work.
• Ensure production reliability with traceable, observable systems.
• Collaborate with external vendors on API changes and deployments.

Skills

Backend development

Data integrations

AWS/Lambda

Observability

Tools

MongoDB

CloudWatch

SQL

Job description

FutureFit AI is seeking a Senior Backend Engineer (Integrations & Platform) to build the backbone of our platform, focusing on scalable data integrations with government and enterprise partners. You will design async workflows, automate operations, and improve reliability across systems.

This hands-on role emphasizes fast, measurable impact and cross-team collaboration. You will own complex integration patterns, build reusable infrastructure, and partner with external vendors to ensure smooth