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Senior Backend Engineer Jobs (Remote work)

328 Job Offers

Senior Software Engineer, Backend (Comms Core)
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Senior Backend Engineer role at Affirm's Communications team, remote in Spain. Build scalable multi-region messaging infrastructure with Python, Kotlin, AWS and Kubernetes. Requires 5+ years experience in distributed systems.
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86000.00 - 122000.00 EUR / Year
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Senior Software Engineer, Backend (Comms Core)
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Affirm seeks a Senior Backend Engineer in Poland to build a highly available, multi-region communications platform delivering billions of messages. Requires 5+ years with Python or Kotlin, AWS, Kubernetes, and distributed systems expertise.
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Senior Software Engineer, Backend (Marketing & Privacy)
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Senior Backend Engineer role focused on marketing data and measurement systems. Requires 4+ years with Python or Kotlin, AWS, MySQL, Kubernetes, plus GTM, GA4 and CDP experience. Remote in Canada with strong benefits.
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153000.00 - 213000.00 CAD / Year
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Senior Backend Engineer, Integrations
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Horizon3 seeks a Senior Backend Engineer to build GraphQL API and integration platforms connecting security tools like CrowdStrike and Splunk. Remote US role with growth opportunities.
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Senior Backend Engineer
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Senior Backend Engineer role at Scribe (US) to own a product area end-to-end. Requires 5+ years high-scale backend, strong Python, Django a plus. Join a $1B LinkedIn Top Startup with huge scope and impact.
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Senior Backend Engineer (Go)
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Percona seeks a remote Senior Backend Engineer (Go) to build PMM, an open-source observability platform for MySQL, PostgreSQL and MongoDB. Requires strong Go, APIs, distributed systems and observability experience.
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Backend Engineer - senior hire
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Senior Backend Engineer for an early-stage fintech startup in the US. Own critical systems end-to-end using Node (TypeScript) and AWS, leveraging AI-assisted tools. High ownership, intense pace, direct impact on financial access.
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Senior Java Backend Engineer | Spring Boot | Microservices | Kafka
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Senior Java Backend Engineer role focused on Spring Boot, microservices, Kafka and REST APIs at scale. Requires 5+ years Java experience, PostgreSQL, Redis, Docker/Kubernetes and event-driven architecture skills.
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Senior Backend Engineer
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Sentient seeks a Senior Backend Engineer in Bangalore to build fault-tolerant infrastructure for open-source AGI. Requires 5+ years Python, AWS/GCP expertise, Kubernetes, and Terraform. Competitive salary, equity, and flexible PTO offered.
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Langfuse - Senior Backend Engineer (US-East)
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Join Langfuse as a Senior Backend Engineer (US-East) to optimize a high-scale AI tracing pipeline and ClickHouse queries. Work remotely on open-source infrastructure handling terabytes of data daily, with equity and flexible time off.
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Senior Backend Engineer (Integrations & Platform)
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Senior Backend Engineer role at FutureFit AI in NYC (remote-friendly). Requires 5-8+ years with TypeScript, Node.js, and complex enterprise data integrations. Build reliable async systems with AWS, unlimited PTO, and career growth.
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Senior Backend Software Engineer - Loki | NASA | Remote
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Join Grafana Labs as a Senior Backend Software Engineer on the Loki team, working fully remote. Build and operate critical distributed systems with Python, C, C++, or Rust while shaping observability at scale.
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154000.00 - 185000.00 USD / Year
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Senior Backend Software Engineer - Loki | NASA | Remote
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Join Grafana Labs as a Senior Backend Software Engineer on the Loki team, working remotely from Canada. Design and operate critical Go-based distributed systems on Kubernetes while contributing to open-source projects and mentoring teammates.
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164500.00 - 197000.00 CAD / Year
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Senior Backend Engineer, Cloud Platform
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Senior Backend Engineer role at ClickUp's Cloud Platform team in the UK, focused on scaling AWS infrastructure with deep Amazon EKS expertise. Requires 6+ years in distributed systems, strong Kubernetes and Terraform skills, plus Go, Python, or TypeScript coding.
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Senior Software Engineer, Backend - KYC
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Join Sardine as a Senior Software Engineer, Backend - KYC, and build robust backend services in Golang to fight financial crime. Remote-first role in Canada with equity, flexible PTO, and top benefits.
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Senior Backend Engineer - Mobility
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Senior Backend Engineer needed to build event-driven microservices in C#/.NET for M-KOPA's fast-growing e-mobility platform across Africa. Fully remote role (UTC -1 to +3) with Azure, Kubernetes, and AI coding tools like Claude Code.
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Senior Backend Engineer - Asset Sales
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Senior Backend Engineer role in Nairobi building C#/.NET event-driven microservices on Azure and Kubernetes for M-KOPA's FinTech platform. Fully remote with bonus, growth shares, training budget, and AI-native engineering culture.
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Senior Python Backend Developer / ML Engineer (IR-555)
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Senior Python Backend Developer/ML Engineer needed to build scalable FastAPI systems and production LLM solutions. Requires 7+ years Python, 2+ years ML/LLM experience, RAG architectures, LangChain, and vector databases. Remote-friendly with flexible hours and growth opportunities.
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Senior Backend Engineer: NodeJS
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Join Fabulous as a Senior Backend Engineer (NodeJS) to build innovative features with an experienced CTO. Requires strong NodeJS, API, and event-driven microservices skills in Google Cloud. Award-winning health app.
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Senior Backend Engineer (Serbia)
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Join First Circle as a Senior Backend Engineer (remote, Serbia) and build fast, reliable APIs in Kotlin, Java or Ruby. 5+ years of backend experience, strong API and database skills, plus fintech exposure are valued.
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About the Senior Backend Engineer role

Explore the critical and dynamic world of Senior Backend Engineer jobs, where seasoned professionals architect the digital foundations that power modern applications and services. As a Senior Backend Engineer, you are the cornerstone of a product's server-side logic, databases, APIs, and infrastructure, ensuring scalability, reliability, security, and performance. This role transcends basic coding; it involves deep system design, strategic decision-making, and mentoring others to elevate the entire engineering team's output. Professionals in these positions are tasked with transforming complex business requirements into robust, efficient, and maintainable technical solutions that serve millions of users or handle sensitive data with precision.

Typical responsibilities for a Senior Backend Engineer are comprehensive and impactful. They commonly own the design, development, and deployment of backend services and APIs that serve front-end clients and other systems. This includes designing data models, selecting appropriate databases, and implementing business logic. A significant part of the role involves driving architectural discussions, making pivotal decisions on technology stacks, and defining long-term technical roadmaps for their domains. Senior Backend Engineers are expected to champion engineering best practices, conducting rigorous design and code reviews, establishing patterns for testing (unit, integration, load), and implementing robust CI/CD pipelines. They actively troubleshoot and optimize systems for performance and fault tolerance, often leading incident response and firefighting for live production issues. Collaboration is key; they work closely with Product Managers to translate user needs into feasible technical plans and partner with Frontend, DevOps, QA, and Infrastructure teams to deliver cohesive functionality.

The skill set required for these senior-level jobs is both broad and deep. Typically, candidates possess 5+ years of backend development experience, with proven expertise in one or more server-side languages such as Python, Java, Go, C#, Node.js, or C++. A strong grasp of system design principles, distributed systems, microservices architecture, and database design (SQL and NoSQL) is essential. Experience with cloud platforms (AWS, GCP, Azure), containerization (Docker, Kubernetes), and message brokers (Kafka, RabbitMQ) is highly valued. Beyond technical prowess, Senior Backend Engineers must exhibit excellent problem-solving abilities, capable of breaking down ambiguous challenges into actionable plans. Leadership and communication skills are paramount, as the role involves mentoring junior developers, providing technical guidance, and articulating complex concepts to cross-functional stakeholders. A commitment to continuous learning, agility in fast-paced environments, and a proactive approach to code quality and system resilience define success in these critical jobs, making Senior Backend Engineers invaluable assets in building the reliable digital experiences of today and tomorrow.