Point your AI agent at freehire and let it find you a job. A CLI and an MCP server over the whole job API — no browser.
Build and scale Kotlin/Spring Boot microservices on AWS for a logistics platform that processes billions of geospatial requests yearly.
Build cloud-hosted backend systems for a satellite constellation, designing data pipelines and command/control infrastructure in an API-first, event-driven architecture.
Builds and scales Java-based distributed backend systems, integrating agentic AI workflows and core Java services for production-grade infrastructure.
About the role Overall, the team builds a robust, distributed deployment part of the Retail Platform that supports large-scale, low-bandwidth environments. The team is responsible for orchestrating and managing…
Senior Backend Engineer at Spirii building cloud-native, event-driven billing and payments services in Node.js/NestJS to process EV-charging data into accurate invoices and payouts on AWS.
Architect and build scalable backend services in C#/.NET for shipping software, integrating with APIs, databases, and AWS cloud infrastructure.
Build and scale backend services in Java/Go that power direct-to-consumer restaurant ordering, merchant storefronts, and customer engagement tools.
Senior Backend Engineer builds and maintains scalable .NET microservices and APIs for Auctane’s ecommerce shipping platform, using AWS, C#, and modern DevOps practices.
Develops and maintains the satellite-side operating system and file-transfer layer for Spire’s nanosatellite fleet, using Rust and Python to move data to/from space in a fast-paced, hybrid work environment.
Build backend systems for fleet visibility using IoT data, design Kafka/Flink pipelines, and develop scalable APIs for equipment monitoring.
Build and maintain Discord’s safety infrastructure, including content moderation and abuse detection systems, using Python, Rust, and TypeScript at massive scale.
Senior Java developer building event-driven microservices on AWS for a fintech client, integrating AI tools and agentic workflows while owning full SDLC from design to production.
Build and maintain secure, scalable backend and frontend systems for fintech products, leveraging AI-assisted development with a focus on governance and observability.
Build and scale the backend and infrastructure for a SaaS platform modernizing construction finance, using Node.js, TypeScript, GraphQL, React, and Postgres.
Build and maintain Affirm’s international identity platform, handling KYC, user lifecycle management, and decisioning across markets using Kotlin/Python and AWS.
Build and scale the backend systems powering an AI voice agent platform, handling real-time audio, telephony, and developer tooling for millions of calls.
Build and maintain Java-based RESTful APIs for a merchant onboarding platform in the payments industry, using Spring Boot and related technologies.
Designs and builds secure RESTful APIs in Java/Spring for a global-payments platform, owning code quality and collaborating on standards.
Overview Senior Backend Developer Vienna, VA Are you ready to enhance your skills and build your career in a rapidly evolving business climate? Are you looking for a career where professional development is embedded in…
Build backend systems that process IoT sensor data from fleets to provide real-time equipment location, health, and geofence alerts using Kafka, Flink, and cloud services.
We couldn't check your fit for this role — add a CV to your profile to see it next time.