# Senior Backend Software Engineer

**Company:** [Headway](https://hotfix.jobs/companies/headway)
**Location:** Remote
**Role:** Backend Engineering
**Salary:** $168k – $238k/yr
**Experience:** 5+ years
**Skills:** Python, TypeScript, FastAPI, Sqlalchemy, Postgres, Redis, AWS, Spark, Kafka, Datadog
**Posted:** 2026-01-28

> Senior Backend Software Engineer designs systems-level architecture, leads technical strategy and teams, and builds scalable backend services for financial processing, claims management, and therapist platforms using Python, FastAPI, and AWS. Requires 5+ years experience mentoring engineers.

## Job Description

## Responsibilities
- Design software architecture at the systems-level.
- Lead shaping of technical requirements, roadmaps, and strategy.
- Lead and mentor teams of engineers.
- Evaluate new technologies and build vs. buy decisions.
- Recruit, interview, and on-board engineers.
- Work on financial processing and bookkeeping systems.
- Develop claims management and insurance processing.
- Build internal tooling platform for non-technical teams.
- Contribute to therapist practice management platform.
- Improve patient search and matching experience.

## Requirements
### For All Engineers
- Experience working on systems that power businesses and support modern web applications.
- Strong understanding of at least one programming language and comfort with others.
- Shaped work to achieve company and team goals.
- Flexed into new technical and non-technical areas as projects require.
- Committed team member supporting growth of others.

### For Senior Engineers
- Designed software architecture at the systems-level.
- Led shaping of technical requirements, roadmaps, and strategy.
- Led and mentored teams of engineers.
- Evaluated new technologies and build vs. buy decisions.
- Recruited, interviewed, and on-boarded engineers.

## Tools Used
**Languages:** Python 3, TypeScript  
**Libraries & Frameworks:** FastAPI, SQLAlchemy, React, Remix, Next.js  
**Datastores:** Postgres, Redis  
**Infrastructure:** AWS (Fargate, ECS, S3), Spark, Kafka  
**Monitoring:** Datadog, PagerDuty, Sentry  
**Version Control:** Github  
**Vulnerability Management:** Snyk, Semgrep  
**Cloud Security:** Lacework

## Compensation
Base pay range: $168,300 - $237,500, based on qualifications, experience, and location. Eligible for equity grant. Comprehensive benefits including health coverage, 401K, work-from-home stipend, parental leave, flexible PTO.

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**Apply:** https://hotfix.jobs/jobs/306ec6e6-eec9-48d4-a812-2078e183e629
**Canonical:** https://hotfix.jobs/jobs/306ec6e6-eec9-48d4-a812-2078e183e629