Backend Engineer

1. Frontend Engineer (KWAN, Lisbon, Portugal, Hybrid) Senior frontend engineer at KWAN in Lisbon, building React and TypeScript applications for fleet and operational monitoring. 🔗 KWAN: https://www.itjobs.pt/oferta/517551/senior-frontend-engineer 2. Software Architect (Tether, Worldwide, Remote) Senior software architect at Tether, designing remote products for the digital-finance ecosystem. 🔗 Tether: https://tether.recruitee.com/o/senior-software-architect-100-remote-worldwide-4 3. Wireless Engineer (Square One Resources, Poland, Remote) Support migration of a connected IoT platform from 4G/LTE to LoRaWAN, including architecture, integration, optimization, and verification. 🔗 Square One Resources: https://nofluffjobs.com/job/cellular-wireless-engineer-square-one-resources-remote 4. Full-Stack Developer (Dellent, Porto, Portugal) Full-stack developer at Dellent in Porto, building Java and Angular solutions for investment banking and financial-services operations. 🔗 Dellent: https://www.net-empregos.com/16076061/full-stack-developer-java-and-angular/ 5. Python Backend Engineer (Tailored Tech, EU/Ukraine, Remote, 1,500-2,500 USD/MONTH) Build and stabilize backend services for an EdTech LLM product, including APIs, data models, integrations, and model-quality checks. 🔗 Tailored Tech: https://djinni.co/jobs/851399-python-backend-engineer-edtech-llm-product/ 6. Analog Design Engineer (Synopsys, Porto Salvo, Lisboa, Portugal) Senior analog design engineer role at Synopsys involving semiconductor and analog circuit design. 🔗 Synopsys: https://jobviewtrack.com/v2/ZwY_Fk9lZAj2sc10_X5DxPAqycv_Q3BONWaqGuamKyhE8QFSZ84ffddSyM9f9cMtxuxyFFehxXDt8AAhz1v1GGNzZU5oBSWrUG2kF0E6AeYR7hFr4zTkDUTG06yKT1Ci6pg-5LkUxUNSkepSADZDtHvm7Q85y6jjh0Q9SZJGYcMM043tYIxNSD5vH3aU9FdfSo6cSvqt6M4NYBF609WbnLN03PZcC_Y8Jm1epzfyiV8 7. Full-Stack Developer (Онлайн школа 977, Worldwide, Remote, 750-1,100 USD/MONTH) TypeScript, React, Laravel, PostgreSQL, REST API, CQRS, Tailwind Variants 🔗 Онлайн школа 977: https://djinni.co/jobs/851416-middle-full-stack-developer-react-or-laravel/ 8. React Full-Stack Developer (Lemon.io, Europe/US/Canada/APAC, Remote) Senior remote React and Python developer matched with startup projects through Lemon.io across eligible global regions. 🔗 Lemon.io: https://remotive.com/remote-jobs/software-development/senior-react-full-stack-developer-2091133 9. Android Developer (Fellows.team, Worldwide, Remote) Java, Kotlin, Android SDK, Jetpack Compose, Firebase, WebView, mobile analytics 🔗 Fellows.team: https://djinni.co/jobs/851406-junior-android-developer-igaming/ 10. Fullstack Product Engineer (ITFS Sp. z o.o., Remote) Build AI-focused product interfaces and backend integrations using modern frontend frameworks, Go CLI tools, RAG and agent protocols. 🔗 ITFS Sp. z o.o.: https://nofluffjobs.com/job/fullstack-product-engineer-ai-ux-frontend-backend-itfs-remote-1 11. Backend Engineer (LUN, Remote) Own the Python backend for LUN’s mobile app, building features, improving APIs, and optimizing data delivery performance. 12. Software Engineer (Turing, Worldwide, Remote) Builds tools, data pipelines, evaluation systems and agentic workflows for frontier AI research at Turing. 🔗 Google Alerts remote ATS: https://job-boards.greenhouse.io/fleetio/jobs/5253664007 | Elastic: https://jobs.elastic.co/jobs?gh_jid=8002561&gh_jid=8002561 | jobs.elastic.co: https://jobs.elastic.co/jobs?gh_jid=8002555&gh_jid=8002555 | jobs.elastic.co: https://jobs.elastic.co/jobs?gh_jid=8002558&gh_jid=8002558 | jobs.elastic.co: https://jobs.elastic.co/jobs?gh_jid=8002559&gh_jid=8002559 (+7) 13. Backend Engineer (Mobilunity, Africa, Remote) Senior Java backend engineer developing a secure, scalable platform for healthcare services across Africa. 🔗 Mobilunity: https://djinni.co/jobs/851397-senior-java-engineer/ 14. Android Developer (Fellow’s, Worldwide, Remote) Junior Android developer building and maintaining mobile games with Java, Kotlin, Jetpack Compose, and Firebase. 🔗 Fellow’s: https://djinni.co/jobs/851394-junior-android-developer/ 15. Technical Lead Architect (Upvanta, Worldwide, Remote) Technical Lead/Solution Architect for a SaaS platform supporting global research processes, combining architecture with hands-on development. 🔗 Upvanta: https://nofluffjobs.com/job/technical-lead-solution-architect-upvanta-remote 16. Software Developer (Hype7, Portugal, Hybrid) Senior software developer at Hype7, building React web products and integrating .NET backend services for the energy sector. 🔗 Hype7: https://www.itjobs.pt/oferta/517241/software-developer-senior 17. Genesys Engineer Developer (Dellent, Porto, Portugal) Develop and support Genesys solutions for banking and financial-services operations in Porto. 🔗 Dellent: https://www.net-empregos.com/16075830/senior-genesys-engineer-developer/ 18. Windows Security Developer (1Password, Worldwide, Remote) Senior Windows developer on 1Password’s Product Security team, implementing security features across Windows and related platforms. 🔗 1Password: https://jobicy.com/jobs/154432-senior-developer-windows-product-security 19. Information Systems Architect (Human Profiler, Lisbon, Portugal, Hybrid) Senior information systems architect designing hybrid cloud, microservices and enterprise integration solutions. 🔗 Human Profiler: https://www.net-empregos.com/16076766/arquiteto-de-sistemas-de-informacao/ 20. LOW-Code Developer (Scalo, Remote, Remote) Low-code developer working with Webcon on software projects for Scalo and its clients. Remote policy scope is not specified. 🔗 Scalo: https://nofluffjobs.com/job/citizen-developer-low-code-webcon-scalo-remote