Senior Backend Engineer

hace 2 semanas


Santiago del Estero, Argentina The Mobile-First Company A tiempo completo

Senior Backend Engineer – The Mobile-First Company Join us at The Mobile-First Company, a mobile-first business software provider that builds consumer-grade applications powered by AI. Our flagship product, Allô, gives businesses a second phone number, answers calls with AI, transcribes conversations, and syncs everything to the CRM. Over 20,000 businesses use it every day, and we're expanding into expenses, invoicing and more. As a Senior Backend Engineer you will work side by side with our CTO to build the foundations, present systems, and future of our backend and AI services. What You’ll Do Develop and enhance backend systems for existing and new applications in collaboration with mobile engineers. Design, implement, and maintain scalable, reliable backend services in languages such as Kotlin, Java, Go, Python, or similar. Architect backend tools, databases, and overall system architecture, choosing appropriate patterns and ensuring performance and reliability. Integrate with cloud services (AWS, Supabase, Cloudflare) and optimize data workflows. Build internal tools, libraries, or components to boost backend development productivity. Participate in architecture planning, CI/CD pipelines, and monitoring using New Relic, Datadog, or equivalent. Qualifications 4+ years of experience designing and building high-performance backend systems used by millions. Expertise in backend development with proven experience in Kotlin, Java, Go, Python, or similar languages. Strong knowledge of database design, management, and optimization. Experience building and maintaining scalable and reliable systems. Experience or strong interest in AI, especially deploying models in production. Excellent communication in English (Spanish or French is a plus). Proactive, autonomous, and comfortable working in an ambiguous, fast-moving environment. Benefits Competitive salary (USD or local equivalent). Equity package. 10-day team retreats abroad every quarter. 30-day onboarding in Paris (flights and housing covered). Work‑from‑home setup with the laptop of your choice. Private health insurance (for US or LATAM hires). How to Apply Click the Apply button on this page. No cover letter is required – simply share who you are and why this role fits you. If you’re not a perfect fit yet but want to join us, send a spontaneous application to ******. Equal Opportunity Statement We welcome applicants from all backgrounds. If you’re part of an under‑represented group in tech, we especially want to hear from you. Seniority Level Mid‑Senior level Employment Type Full‑time Job Function Business Development Industries Staffing and Recruiting #J-18808-Ljbffr


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