Backend / Telemetry Engineer - Wroclaw, Poland
About Nethermind Nethermind is a blockchain research and software engineering company building high-performance infrastructure, security tooling, and cryptographic systems across the Ethereum ecosystem and beyond. We work closely with protocol teams, L2s, and ZK projects to help design, review, and secure cutting-edge decentralized systems. We are expanding our Team and are looking for a Backend / Telemetry Engineer to build the cloud systems that support connected physical devices and real-world deployments. This is a backend role for someone who wants to work on machine data, events, fleet infrastructure, dashboards, APIs, and operational systems. Responsibilities: Build backend services for telemetry, device state, events, dashboards, and partner integrations. Design data models for machines, locations, users, events, status, diagnostics, and operational activity. Build APIs for edge devices, internal tools, dashboards, and AI workflows. Implement event ingestion pipelines, monitoring, alerting, and audit logs. Work with embedded engineers on device-to-cloud protocols. Work with product and business teams to define the data needed for demos, pilots, and customer reporting. Support security, reliability, observability, and scalability from the beginning. Requirements: Strong backend engineering experience. Experience building production systems, APIs, databases, event pipelines, or telemetry platforms. Strong programming ability in TypeScript, Python, Go, Java, Kotlin, Rust, or similar. Experience with relational databases, time-series data, queues, event streaming, or cloud infrastructure. Understanding of authentication, authorization, logging, monitoring, and secure system design. English fluency required. Must Haves: Experience with IoT, fleet management, retail technology, payments-adjacent systems, kiosks, robotics, or industrial systems. Experience with high-volume event ingestion or real-time monitoring. Experience with dashboards, analytics, alerting, field-service tools, or operational reporting. Experience with transaction-like event flows, reconciliation, audit trails, or financial-grade data systems. Success in the first 90 days: You build the first reliable telemetry backend for prototypes and pilots. Devices can register, send events, report health, and expose useful data. The team has clear data models and APIs. You create observability that makes field debugging possible. Success in the first 6-12 months: The backend supports multiple pilot environments and connected devices. The platform can show machine status, operational events, diagnostics, and performance data. You become a key owner of the data and telemetry platform. What We Offer/ Benefits Flexible Work Options: Remote-first culture with the opportunity to work from anywhere. Global and Diverse Workforce: You'll work with people from various backgrounds and cultures. Learning and Development: You'll work on innovative, challenging projects and have access to experts and mentors to enhance your skills. Career Growth: Access to training, mentorship, and opportunities to contribute to open-source initiatives. Global Events and Conferences: Opportunities to attend the industry events. Collaborative and Innovative Culture: We foster teamwork and encourage new ideas. Unlimited Time Off: Enjoy the freedom to structure your working hours in a way that suits you best, with the flexibility to take unpaid time off whenever needed to maintain a healthy work-life balance. Equity participation allowing you to benefit directly from the company's success. Our Commitment to Diversity At Nethermind, we celebrate diversity and are committed to creating an inclusive environment for all team members. We believe a variety of perspectives drives innovation and leads to better solutions for the blockchain community. Ready to Join Us? If you're passionate about blockchain and eager to make an impact, we’d love to hear from you. Click [Apply Now] to start your journey with Nethermind.