SplitMetrics is a global software company offering an ecosystem of products and services that serve as a growth engine for top mobile-first businesses worldwide. Our ecosystem includes:Why SplitMetrics?SplitMetrics Acquire, a platform for automating and optimizing Apple Ads.SplitMetrics Agency, a full-service mobile marketing agency staffed by top experts.SplitMetrics Optimize, an A/B testing platform recognized as the ASO Tool of the Year.App Radar by SplitMetrics: an ASO platform with advanced keyword and competitor insights.We’re looking for a Senior Backend Engineer (Python) who will join our team.What will you do:Design and build backend services in Python (FastAPI)Implement async job execution and status tracking (Redis/Celery/Kafka)Integrate with LLM services (internal & external)Build and maintain external MCP servers that expose our platform to third-party AI agents and clientsDevelop ETL pipelines and ensure data quality across ingestion, transformation, and storageEnsure stability, observability, and cost-efficient inferenceAbout you:4+ years Python backend experienceStrong FastAPI experienceSolid PostgreSQL + S3 (or equivalents)Experience with async task queues (Celery, Redis, Kafka)Production experience integrating with microservices: long-running jobs, retries, failure handlingSolid hands-on experience with agentic AI: building MCP servers, implementing agents, and working with various LLMs and other generative modelsGenuine enthusiasm for agentic AI and keeping up with how the field evolvesBasic observability skills (logging, monitoring, alerting)Experience in cross-functional teams (frontend, ML)Experience with AWS infrastructure, Docker,



KubernetesIt would be great if you have:Familiarity with LangChain or agentic workflowsMarketing technology background (ad platforms, creative tools)Experience with StarRocks (or other OLAP databases, ex. Clickhouse)What is there for you?Time Off: Vacation and public holidays following your country's regulations. Additional PTOs annually for personal rejuvenation.Health and Wellness: Medical insurance or health care compensation. Paid sick leave to prioritize your well-being.Professional Development: Top online/offline conferences and mobile industry events. Internal courses for continuous professional development.Performance and Growth: Micro-management-free and supportive management style. Semi-annual performance review sessions. New career opportunities through our internal mobility program.Team Engagement: Corporate online events and offline team retreats. Collaboration between teams through shared OKRs. Environment conducive to open dialogue and constructive feedback.Work Flexibility: Adaptable working schedule for a better work-life balance. Remote-first working environment.Workspace Options: Coworking costs coverage program. Office hubs in key locations for a convenient and productive work environment.Our CultureMove FastGet Sh*t DoneBuild TogetherStrive for TransparencyOwn What You DoLearn + Share = ExcelRemote Hiring Guidelines:At SplitMetrics, we welcome team members from various countries. While all our roles are remote, certain positions may have specific eligibility requirements based on location. Our Talent Acquisition team can help answer any questions about location after starting the recruiting process.#J-18808-Ljbffr

📌 Senior backend engineer (python) - ai (Valencia)
🏢 SplitMetrics
📍 Valencia