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Senior backend engineer at Douleutaras/YourHero, a home-services marketplace connecting customers with professionals in Greece, Cyprus, and Ireland. You own features end-to-end — matching/bidding, payments, platform performance — using Python/Django, PostgreSQL, Celery, and Kubernetes on AWS.
About We are currently seeking a highly talented and motivated Senior Backend Engineer to join our dynamic team. The role is fully remote with flexibility on working hours. As a core member of our engineering team,…
Senior Backend Engineer at Aries (India, hybrid) owns backend systems end to end for the company's open-source brokerage and trading developer infrastructure — architecting Go services, APIs, and distributed systems in a cloud-native environment. Immediate joiner sought.
Senior engineer on Alpaca's Ledger Team who designs, implements, and maintains the ledger system that serves as the source of truth for account transactions and reporting. The role focuses on Go-based, scalable backend systems and shaping architecture with cross-functional partners.
Senior backend engineer at LVT architecting and scaling the distributed Node.js/TypeScript microservices, REST/GraphQL APIs, and high-throughput data pipelines behind its IoT and Agentic AI platforms. Onsite role at the company's American Fork, Utah HQ, with mentoring and technical leadership expected.
Senior Backend Engineer on the Apps team who designs, develops, and scales Node.js microservices serving millions of users. Day to day includes mentoring engineers, code reviews, implementing monitoring, and contributing to architecture decisions, with Java as an optional skill and awareness of AI-assisted development practices.
Senior Java Backend Developer on CitiDirect's Payments group in Jersey City, NJ, modernizing the bank's payment architecture. Day to day: design, build, and maintain scalable Java microservices using Spring Boot, Spring Cloud, and Kafka, work with MongoDB and Oracle, apply secure coding practices, mentor junior developers, and contribute to test coverage and DevOps-enabled delivery.
Build and maintain the backend of an AI-powered, multichannel contact-center platform (Genesys) that integrates with banking systems, focusing on Java/Spring Boot, SIP/VoIP, and high-availability infrastructure.
Du bist ein Datenbank-Profi und denkst in Tabellen und Relationen? Idealerweise mit Schwerpunkt Microsoft SQL-Server und T-SQL? Dann bist du bei uns goldrichtig! Als Datenbank-Entwickler bist du ein wichtiger…
Senior backend engineer at Affirm on the Money Movement & Card Ledger team, building and operating systems for money movement, bank data integration, and merchant data for Affirm's debit-plus-BNPL card. Day-to-day involves leading engineers through ambiguous problems, designing scalable backend services, and on-call support using Python or Kotlin, AWS, MySQL, and Kubernetes.
ACV Auctions in Buffalo, NY is hiring a Software Engineer III to join a cross-functional agile team building operational tools, product features, and infrastructure. Day to day you design, develop, and maintain web apps, backend services, and distributed systems, partnering with software and production engineers.
Senior full-stack engineer at Zuora in Foster City (hybrid) building flexible backend services and AI-enabled features. The role centers on productionizing ML models with Data Science, Product, and Platform teams, using strong engineering fundamentals, AWS cloud APIs, microservices, Kubernetes, and SQL databases.
Senior backend engineer providing hands-on technical leadership for Hunter's AWS-based IoT consumer irrigation app: designing Python AWS Lambda microservices, REST APIs, Terraform infrastructure-as-code, telemetry pipelines, and AWS IoT Core device communication, while mentoring engineers as a player-coach.
Senior backend engineer building the agentic AI core of an enterprise IT asset-and-metadata platform in Go on AWS: an AI metadata-suggestion engine, automated ownership reassignment/retirement of ownerless systems, a live inventory of agents and MCP servers, plus refactoring/decommissioning legacy code with full test coverage.
Renew Home is hiring a senior backend engineer for its HVAC Ecosystem team to build customer-facing features and third-party smart-device integrations for the largest residential virtual power plant in North America. Day to day is Python backend work with PostgreSQL, Celery, Redis, and AWS/GCP cloud infrastructure.
Senior backend engineer on Cisco's CX Engineering team building the cloud-native platform behind customer and partner digital experiences. Owns the full SDLC from architecture to deployment, using Python/Go/Node.js/Java/Rust, REST/GraphQL APIs, Kafka, AWS, Kubernetes, and Terraform, in a hybrid role based in San Jose, CA or RTP, NC.
Senior backend engineer on FreeWheel's (Comcast) Buyer Cloud App team, building APIs, support tools, and ad-serving systems that power DSP real-time bidding at massive scale. Day-to-day work centers on Python/Django (plus PHP) services deployed on AWS/Kubernetes, with mentoring, documentation, and technical leadership. Onsite 2x per week in Chicago.
Senior backend performance engineer optimizing high-throughput data pipelines: profiling bottlenecks, rewriting hot paths in C/C++, Cython, or Rust, and applying GPU (CUDA) acceleration where it pays off, with parallelism, memory, and CI-based performance-regression work. Based in San Francisco on a Python-heavy data stack with PostgreSQL.
Senior backend engineer leading the GenAI effort (Saga) for a defense-tech startup's military logistics OS, TyrOS. Day to day: designing production RAG architectures, LLM integrations, agentic workflows, and backend APIs, queues, and data pipelines — on-site in Rosslyn, VA or Seattle, WA.
Senior backend engineer at Flex, an AI-native private bank for business owners, owning large domains like card issuing/processing and core transaction ledgering. Day to day: designing scalable Node.js/TypeScript services and data models, owning features end-to-end (APIs, security, observability), mentoring engineers, and participating on-call.
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