Senior Full-Stack Software Engineer

DealerCopilot

Posted 2mo ago

The employer’s full description could not be read from their board. This is a summary of the posting — follow the apply link for the original.

Own end-to-end feature development across React frontends, C#/.NET and Python backends, and AWS cloud infrastructure
Lead architecture and data modeling decisions across PostgreSQL, MongoDB, and vector storage
Design and build integrations with third-party automotive APIs and dealership management systems
Operate AI-first: leverage agentic coding tools as a core multiplier
Set engineering standards — code review, testing practices, CI/CD, observability
Collaborate directly with the technical co-founder on technical strategy, architecture reviews, and roadmap prioritization
Mentor and eventually manage junior engineers

4+ years of professional full-stack software engineering experience
Strong proficiency with React or a modern frontend framework
Deep experience with at least one compiled server-side language — C#/.NET preferred
Production-grade experience with both relational (PostgreSQL, SQL Server) and document (MongoDB) databases
Demonstrated use of AI-assisted and agentic coding tools as a core part of your workflow
Experience designing and owning systems end-to-end: schema design, API design, deployment, and observability
Strong fundamentals: distributed systems, concurrency, performance optimization, and software design patterns

Hands-on AWS experience: ECS/Fargate, Lambda, RDS, CloudWatch, CloudFormation
Python experience for scripting, data pipelines, or ML/AI workflows
CI/CD, Docker, and infrastructure-as-code experience
Exposure to the automotive industry, DMS systems, or B2B SaaS in a vertical market
Experience at an early-stage startup or founding engineering role

Skills