Role : Staff Backend Engineer AI Wallet
Location : Remote or Bay Area.
Remote. Full time.
About the job :
Advantra is partnering with a high-growth fintech and crypto startup in Remote or Bay Area to hire a Staff Backend Engineer to design and scale backend systems powering AI-driven trading and wallet infrastructure.
About the role :
You will build and maintain the backend systems that power trading automations, copy-trading groups, referral programs, and AI-driven onchain infrastructure. You will design distributed, high-performance services, integrate AI / ML pipelines, and support blockchain transaction processing. You will own projects end-to-end, from requirements to production, and work closely with product and engineering to deliver robust, scalable systems.
Responsibilities :
- Design, implement, and scale backend services for trading automations and wallet operations.
- Build distributed systems and high-performance APIs to support millions of users and transactions.
- Integrate AI / ML features, including RAG pipelines, embeddings, and LLM-powered services.
- Work with blockchain APIs and DeFi protocols to enable secure onchain functionality.
- Own end-to-end projects from requirements gathering to production deployment.
- Implement CI / CD pipelines, observability, monitoring, and incident response practices.
- Troubleshoot and resolve production issues, lead root cause analysis, and drive stability improvements.
- Collaborate with cross-functional teams to align backend architecture with product and AI goals.
- Mentor junior engineers and promote best practices in backend development.
Core requirements :
7+ years of hands-on experience building production backend systems.Proven startup experience delivering projects under high ambiguity.Strong knowledge of distributed systems and cloud architecture.Experience with blockchain development and onchain APIs.Familiarity with crypto wallets, trading systems, and DeFi protocols.Experience integrating AI / ML pipelines into production systems.Expertise with CI / CD, containerization, and observability tools.Experience troubleshooting and resolving production incidents.Ability to own projects independently from idea to production.Strong problem-solving skills and a builder's mindset in fast-paced environments.Nice to have :
Experience with LLM prompt engineering and RAG pipelines.Background in multi-chain or cross-chain systems.Prior work on AI-powered wallets or autonomous trading agents.Knowledge of tokenomics and crypto incentive structures.Familiarity with high-throughput, low-latency financial systems.How to apply :
Email careers@theadvantra.com with links to shipped work and a short note on what you owned. Company name shared after the intro.
About Us :
Advantra-Upstart Crew is a search program inside Advantra Consulting. We partner with early stage and high growth startups to hire the top 2% in Tech and GTM. We run end to end searches, from single role headhunts to full team build outs, using domain experts and a vetted network to deliver tight shortlists. We stay close to founders and candidates so the relationship lasts beyond the first hire.