Top Tech Jobs & Startup Jobs in Boston, MA

Build and ship AI-native systems for a fintech app: AI agents, RAG/retrieval systems, tool-calling and automation for onboarding, KYC, support, risk, CRM and operations. Work with product and engineering to design reliable, low-hallucination, cost- and latency-aware solutions and turn manual processes into scalable AI-enabled systems.

Design and build backend services, APIs and workflows for an AI Neobank. Support insurance, payments, wallet, savings, investing and partner integrations. Create reliable systems for user accounts, transactions, reconciliation, notifications and operations. Improve system reliability, observability, security and performance while ensuring solutions are auditable and suitable for regulated financial products. Collaborate with product, mobile, operations and business teams.

Build and ship end-to-end product features across frontend, backend, APIs and databases. Implement customer and internal workflows (onboarding, accounts, payments, rewards, FX, KYC, risk). Translate ambiguous product problems into reliable systems with clean UX. Collaborate with product, design, mobile and AI engineers. Create internal tools and automation, and own post-release monitoring, debugging and improvements.

Build and productionize AI-native workflows, assistants, agents and automation for a neobank app. Integrate LLMs with internal data, APIs, documents and business systems, design evaluation/monitoring/fallbacks, prototype rapidly, then ship reliable, secure systems across customer support, onboarding, payments and operations.

Build end-to-end customer-facing and internal features for an AI neobank: web flows, backend APIs, admin tools, dashboards, integrations, and production reliability across fintech products.

Build and maintain backend services and APIs for onboarding, accounts, payments, cards, transfers, rewards, FX, KYC and risk. Design reliable, secure, observable systems, integrate with partners and AI services, ensure data integrity and incident handling, and collaborate with product and frontend teams to launch and improve financial products at scale.

Build and ship native iOS features for onboarding, accounts, cards, payments, transfers, rewards and AI-assisted journeys. Improve performance, reliability and UX; integrate APIs and authentication; collaborate with product, design, backend and AI teams; own app quality and production issue debugging.

Design, build, and ship native Android features in Kotlin for BJAK's AI Neobank app. Integrate backend APIs, improve performance, reduce crashes, collaborate with product/design, use analytics to iterate, and add on-device AI where it improves UX.

Build and ship Android and/or iOS features for BJAK's AI Neobank app. Own end-to-end mobile experiences—from product problem through releases—working with backend, design, product and AI teams. Improve app quality using analytics, crash reports, and user feedback, and raise standards for UX, reliability and performance.

Build production AI agents, LLM apps, RAG and retrieval-based systems, tool-calling and automations for fintech workflows (onboarding, KYC, risk, CRM). Ship, evaluate, and improve reliable AI-enabled systems with product and engineering teams, addressing latency, cost, security and compliance.