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Build and scale production-grade AI-powered banking services using TypeScript, Python, and LLMs. Own backend architecture, APIs, and distributed systems for a Series A fintech startup serving 100+ financial institutions.
Senior Backend Engineer building scalable payment infrastructure for a global fintech company, using C#/.NET, AWS, and event-driven architectures while leading modernization and mentoring teams.
Országos elérésű, nagy terhelésű streaming (VOD és élő TV) platform háttérrendszereinek fejlesztéséhez keresünk tapasztalt Senior Backend Fejlesztő kollégákat. A fejlesztés egy több munkacsoportból álló, nagyobb…
Build full-stack features with React and NestJS while using AI tools like GitHub Copilot to prototype, write tests, and debug in a cybersecurity-focused insurtech company.
Own the growth of Lendable’s US personal-loan product: define strategy, ship features, and ship AI-powered automations to cut costs and boost approvals and customer experience.
Build and maintain reusable AI skills for Claude Code, translating business needs into robust, agentic workflows and prompt/context engineering solutions.
Senior backend engineer building greenfield payment systems in Java/Spring Boot, integrating FX, payouts, and AI agents for a global fintech provider.
Build and optimize the backend infrastructure for ByteDance’s Agent platform, including runtime engines, lifecycle management, and evaluation systems using Go/Python/Rust/Java.
Lead a small team building an AI-powered customer-experience platform; write Python/Django services on AWS, own end-to-end features, and integrate LLM pipelines.
Build and own Python microservices for an AI-driven insurtech platform, using modern cloud tools and contributing to architectural decisions while leveraging AI assistance daily.
Build SaaS and AI automation products using Python (Django/FastAPI), React, and PostgreSQL, while integrating AI tools like Claude and ChatGPT into daily development workflows.
Build and scale AI agents and GenAI features to improve customer care at a global refurbished-tech marketplace, from model development to production rollout.
Design AI voice-agent creation tools at Harmony, an AI platform by monday.com. Build interfaces that let users configure, review, and trust agents while shipping designs with coding agents.
Build and maintain full-stack AI-native marketing platform using TypeScript, Python, and agentic coding tools like Claude Code; develop ML models, RAG pipelines, and LLM evaluation frameworks.
Build and maintain backend systems for an AI-driven trading platform handling petroleum products, using modern AI dev tools like Claude Code.
Backend developer builds and maintains production systems for an international oil-products trading platform, leveraging AI-driven tools like Claude Code.
Backend Engineer builds and optimizes scalable APIs and cloud infrastructure for industrial AI products in energy, using Python/Node.js, FastAPI/Express, PostgreSQL/MongoDB, and Kubernetes on Azure/AWS.
Lead DevSecOps Engineer defines security strategy, embeds controls into CI/CD pipelines, and secures AI workflows for a European e-commerce platform.
Build full-stack apps in React, Next.js, Python, and GraphQL for a global Energy, Oil & Gas client, optimizing geophysical workflows and cloud-based solutions.
Senior engineer building and troubleshooting Bitmovin's Emmy-winning video encoding platform (Java/C++) at cloud scale, while serving as the US-based technical owner for top media customers during EU off-hours.
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