Backend Engineer

Job Description We are seeking a talented Backend Engineer to help us architect and build the next iteration of our AI-powered products.You will drive the innovation of our AI integration and build modern, scalable, real-time architecture, unlocking new capabilities and performances, starting from our conversational AI products.You'll collaborate closely with AI engineers, product managers, and the broader engineering team.ResponsibilitiesArchitect, develop, and maintain scalable, robust backend services, starting from our voice and chat AI applications.Experiment with new technologies to achieve real-time and seamless integrations, implementing POCs to try the latest trends in AI environment, partnering with AI/LLM engineers.Integrate third-party API integration such as Twilio (voice), WhatsApp, ElevenLabs, OpenAI and others.Implement real-time communication features (websockets, streaming), conversation architectures, and advanced voice capabilities.Design, build, maintain, and improve multi-agent orchestration frameworks for AI-powered conversations.Collaborate on CI/CD pipelines, ensure robust monitoring, logging, and operational support.Write clear documentation and support knowledge transfer within the team.What to Expect in Your Journey With UsYour First Week:Set up your development environmentParticipate in onboarding sessionsStart exploring our product and familiarize yourself with the teamYour First Month:Gain familiarity with our workflows and processesTackle and resolve support ticketsDevelop, test, and deploy your first feature to productionMonitor the feature's performance and impactAfter Three Months:Achieve deep understanding of our AI system integrationDeliver three to five new features to productionIdentify opportunities for product improvements and have some of your proposals scheduled for upcoming development cyclesAfter Six Months:Collaborate closely with our AI/LLM engineering teamResearch and assess integration of new frameworks and ideas into our architectureBuild and present proof of concepts (POCs) to demonstrate the potential impact of adopting this new technologyQualificationsMust-have:3+ years of experience in OOP Backend EngineeringProven skills in building real-time APIs (websockets, streaming, etc.) and familiarity with async programmingHands-on experience integrating LLMs (preferably OpenAI), knowledge of MCP and exposure to multi-agent architecturesExperience integrating with third party communications APIs.Previous experience with Twilio and/or Whatsapp is highly desirableExperience with database technologies (SQL and NoSQL), caching techniques and performance tuningExperience with automated testing tools at various levels (unit testing, integration testing, e2e testing)Strong communication and collaboration skillsNice-to-have:Experience working with containerization (Docker) and cloud infrastructure (AWS, GCP, or Azure).Experience with conversational AI frameworks (chatbot, voice assistant) and with AI/ML frameworks (LangChain, LangGraph)Experience integrating with third-party communications APIs.Previous experience with Twilio and/or Whatsapp is highly desirable.Previous work migrating legacy systems to modern stacks.Experience with real-time speech processing, TTS/STT, and telephony systems and PBXs (Asterisk, FreePBX, etc.)Additional InformationWhat we offer:We value a healthy work-life balance and long-term growth.Benefits vary by location, but here's what you can expect:Shared benefits100% remote work, with the option to join our offices in Bologna or BarcelonaOne extra day off for your birthdayAccess to iFeel – our mental wellbeing platformItaly-specific€8/day meal vouchers – lunch is covered if you're in the Bologna officePrivate health coverage via MetasaluteSpain-specificComprehensive private health insurance with AdeslasFlexoh – flexible compensation platformWellhub – gym & wellness network membershipLanguage coursesHow does the recruitment process work?Online test – online async exercise to get a first sense of your tech skills.HR interview – a friendly chat to get to know you, your motivations, and tell you more about Tuotempo, our culture, and the team.Technical interview – with our Tech Managers, including practical exercises to evaluate your approach and problem-solving skills as a developer.Final interview — a broader conversation to align on expectations and future growth.If it's a match, we'll move forward with the offer#J-*****-Ljbffr