Job DescriptionJob Title: Founding Backend EngineerLocation: Remote
Company: Flocker https://flocker.ai
Position Overview:We've spent two years building Flocker's strategy, design, and systems, and we're now looking for one more builder to help complete our final pre-launch phase and ship a public iOS/Android app in the next 4-6 months.
We're seeking a highly skilled and motivated Founding Backend Engineer with expertise in marketplace architecture, geospatial matching, and scalable system design. You'll join a small, collaborative team with experience from Google, Meta, ByteDance, Coinbase and Microsoft Research-bringing together excellence in design, science, and engineering.
Key Responsibilities:- Design, build, and maintain Flocker's backend services and APIs (FastAPI + PostgreSQL, migrating to DynamoDB over time).
- Implement authentication, session management, and secure cookie flows (FastAPI Users + CloudFront).
- Develop and scale real-time data pipelines (Kinesis, Lambda, S3) for interaction logging and personalization.
- Build and optimize media handling pipelines (image/video upload, compression, CDN delivery via CloudFront).
- Architect and tune database schemas (Postgres DynamoDB single-table design) with focus on cost-efficient scale.
- Collaborate with mobile/frontend engineers to deliver seamless, low-latency user experiences.
- Engage in the full software development lifecycle: design, coding, testing, deployment.
- Work in a fast-moving, agile startup environment - iterating quickly and adjusting priorities based on learning and feedback.
RequirementsYou're Right For This If:
- 5+ years designing, building, and scaling backend systems to millions of users.
- Expert in modern backend development (FastAPI, Django, Flask, or similar).
- Proven ability to build and launch products (startup, side project, or even a failed venture).
- Experience with relational databases (Postgres/MySQL) and exposure to NoSQL systems.
- Track record of shipped products or platforms we can see live today.
- Leadership ability, self-motivation, and comfort navigating ambiguity.
- Ready to operate with founder-level ownership and commitment.
- Bonus: Experience with real-time data pipelines, cloud infrastructure (AWS), or consumer apps.
- Bonus: Demonstrated experience building or scaling marketplace platforms with integrated logistics flows (matching, routing, ticketing, or fulfillment systems). e.g. Uber, Lyft, Airbnb, or Doordash.
BenefitsCompensation:Application Process: If you are passionate about building massively scalable, cost-effective consumer-facing systems and want to be a part of a dynamic startup environment, we would love to hear from you. Please submit your resume, along with your LinkedIn profile link.
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