Principal Software Engineer (Python) - OP01948

🟢 Are you in Brazil, Argentina or Colombia? Join us as we actively recruit in these locations, offering a comfortable remote environment. Submit your CV in English, and we'll get back to you! We invite a Principal Software Engineer to join our team in building AI\-powered solutions that make fleet operations smarter and more efficient. You'll provide architectural leadership and drive the design, development, and delivery of AI/NLP features, working hands\-on with full\-stack systems and Azure infrastructure. You'll help enhance a logistics platform with an interactive AI chat that analyzes large datasets to provide actionable insights on driver performance and delivery efficiency. **🟩 What's in it for you:** * Leverage the latest technologies in AI/NLP and Big Data to build solutions that directly impact fleet operations * Lead end\-to\-end full\-stack development and drive the architecture of modern AI features * Drive innovation and influence engineering best practices while working on a fast\-paced, technically challenging project **✅ Is that you?** * 8\+ years of experience building and delivering complex, commercial software systems * Proven experience implementing AI/NLP solutions in commercial projects, including chatbots or conversational agents * Strong architectural leadership across backend, frontend, and AI layers, driving system design and tech decisions * Full\-stack development experience with backend and frontend languages (Python, .NET, TypeScript) * Solid foundation in software engineering principles * Azure cloud experience, including CI/CD pipelines and related tools * Excellent client\-facing communication and collaboration skills * Proven ability to own technical initiatives from design to delivery * Upper\-Intermediate\+ English level **Desirable:** * Experience implementing agentic AI workflows * Exposure to Big Data or computer vision projects * Experience in logistics or fleet intelligence solutions **🧩Key Responsibilities And Your Contribution** In this role, you'll own the design, development, and delivery of AI/NLP solutions, collaborating with the client and internal teams to build scalable, high\-quality software. * Lead the design and architecture of AI/NLP solutions, ensuring scalable, maintainable systems * Develop and integrate backend and frontend components across the full\-stack * Work with large datasets, including databases and video data, to support AI solutions * Make technical decisions across AI, backend, and frontend layers to guide design * Collaborate with the client's technical team and internal cross\-functional teams * Own end\-to\-end delivery of technical initiatives, from design through deployment * Guide the team on software engineering, AI/NLP, and Azure infrastructure best practices * Mentor team members, sharing knowledge to promote high engineering standards * Contribute to planning and technical strategy for current and future project phases **🎾 What's working at Dev.Pro like?** Dev.Pro is a global company that's been building great software since 2011\. Our team values fairness, high standards, openness, and inclusivity for everyone — no matter your background 🌐 We are 99\.9% remote — you can work from anywhere in the world 🌴 Get 30 paid days off per year to use however you like — vacations, holidays, or personal time ✔️ 5 paid sick days, up to 60 days of medical leave, and up to 6 paid days off per year for major family events like weddings, funerals, or the birth of a child ⚡️ Partially covered health insurance after the probation, plus a wellness bonus for gym memberships, sports nutrition, and similar needs after 6 months 💵 We pay in U.S. dollars and cover all approved overtime 📓 Join English lessons and Dev.Pro University programs, and take part in fun online activities and team\-building events **Our next steps:** ✅ Submit a CV in English — ✅ Intro call with a Recruiter — ✅ Internal interview — ✅ Offer **Interested? Find out more:** 📋How we work 💻 LinkedIn Page 📈 Our website 💻IG Page