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Your missionWe are looking for a motivated Trading Infrastructure Engineer (m/f/d) to support us in the green revolution of the electricity market as a digital and smart electricity provider.As a key member of our Trading team, you will take full ownership of the infrastructure that powers our trading platform.Your tasksProvide and maintain compute infrastructure, CI/CD pipelines, logging, and monitoring for our trading systems, and manage associated cloud costsOwn system architecture for our trading platform, ensuring scalability, reliability, and low-latency performanceManage exchange connectivity and provide engineering support across our trading infrastructureDrive how we build with AI: roll out coding agents, set shared agent rules and guardrails, and keep MCP integrations and context docs consistent across reposYour profileDegree in Computer Science or similar and 4+ years of experience in trading infrastructure engineering or a related fieldProven ability to write production-grade code (Python or similar), following best engineering practices (Git, automated testing, CI/CD, code reviews)Hands-on experience managing AWS infrastructure, including operating compute (e.g. ECS, Lambda), data and messaging services (e.g. Firehose, SQS, Postgres, DynamoDB, S3), and monitoring (CloudWatch)Experience with containerization (e.g. Docker) and observability tools (logging, metrics, alerting)Experience with MLOps and ML infrastructure, e.g. model training, deployment, scheduling, data processing and monitoring in cloud environmentsStrong understanding of system architecture design for high-availability, low-latency systemsFamiliarity with AI coding tools and AI-assisted workflowsExcellent communication skills in English (B2–C1)Nice to haveExperience with exchange connectivity (e.g. EPEX / EEX or ISVs)Experience with Ray and AirflowExperience with TerraformUnderstanding of European energy marketsGerman language skillsPrevious start-up experienceAbout UsWe're Germany's fastest-growing digital green energy provider and a Certified B Corp™, driving the energy transition by making renewable energy more accessible and inclusive. How? Through variable tariffs, dynamic pricing, smart EV charging, heat pump and solar optimization, and Germany's first virtual power plant: NeoGrid™.At Ostrom, you'll work in a dynamic, open environment where you can be yourself, take on challenges, and grow both personally and professionally.Environmental ImpactEach customer who switches to Ostrom on average helps offset 1.5 tons of CO2 emissions per year compared to the average German energy mix.VSOPOn top of offering a competitive salary you will have access to company shares to ensure you can truly be part of the journey.Trust-based TeamA truly flat hierarchy and transparent company culture, where everyone's voice matters.BenefitsAn annual learning budgetCompany-pension schemeCompany eventsDiscounted USC membershipDiscounted BVG public transport ticketE-bike or e-mopedExclusive discounts via FutureBens or monthly vouchers - the choice is yoursStay In The LoopWe believe in transparent communication — from weekly town halls and quarterly updates to regular retrospectives. Got feedback or an idea? We're all ears.Work Together, Celebrate TogetherWe thrive on collaboration. Wins are shared and so are the celebrations from monthly happy hours to team trips and company events.Work Your WayWhether you prefer the office, your home desk, or a sunny spot in Sardinia — you work where you work best.Learn By DoingWe grow together with personal development paths, learning budgets, and regular knowledge-sharing sessions. Try things out, learn along the way, and keep moving forward.
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