8,618 Senior Backend jobs
Senior backend engineering roles owning server-side systems and APIs.
Senior Backend Engineer — Real‑Time Health Data
Senior Backend Engineer in Barcelona working on Lingo's digital health platform, building and optimizing scalable microservices and APIs that turn continuous biosensor data into real-time health insights.
Senior Backend Developer | Java / Spring Boot (Remoto)
Vermont Solutions is hiring a Senior Backend Developer with 6+ years of experience to design, build, and maintain secure, resilient, cloud-native microservices in agile teams. Core stack: Java, Spring Boot, PostgreSQL, Kafka, and AWS services (DynamoDB, Lambda, Aurora RDS, Cognito), plus observability and testing tooling. Remote role based in Madrid.
Senior Java Backend Developer
Senior Java backend developer at Festo's Digital Innovation Hub in Barcelona, designing and building scalable backend services (predominantly Java/Spring Boot on AWS) for digital transformation projects spanning eCommerce, product configuration, and analytics, while mentoring junior developers and aligning with business stakeholders.
Desarrollador/A Backend Node.Js Y Typescript - Ia
Backend developer role at Panel Sistemas Informáticos in Madrid building services with Node.js and TypeScript, with an AI component. The posting's description body appears mismatched (it describes OCM and UX design roles), so role details are drawn from the title.
Senior Backend Software Engineer
RAC are on the lookout for a Senior Backend .Net Software Engineer to lead within our Breakdown team, which is the squad behind the digital tools that help customers receive the right breakdown support when they need…
Senior Backend Engineer
Senior Backend Engineer on Bluehost's innovation team in Brazil, building async Python (FastAPI) backend services where AI is a first-class citizen: multi-agent LLM orchestration, RAG pipelines over vector stores, provider-agnostic LLM integration, and end-to-end CI/CD ownership for a platform used by millions of small businesses.
Senior Backend Engineer - Java/Spring (Hybrid, Milan) Stock
Welyk invites a senior backend engineer to shape and own the most sensitive components of the payment platform, taking designs through production and orchestrating cross-service collaboration in a hybrid Milan setting.…
Senior Backend Engineer (PHP)
Senior backend engineer at Reward Gateway (part of Edenred) developing employee benefits and engagement platform features: interpreting specs, writing clean PHP 8+ code, maintaining MySQL databases and APIs, and testing. Hybrid role requiring twice-weekly presence in the Sofia or Plovdiv, Bulgaria office.
Технический эксперт PHP
Senior PHP developer building and scaling high-traffic fintech web apps with Yii2, PostgreSQL, Kafka, and Kubernetes for a digital lending and financial-services platform.
Senior Backend Developer (Java/Spring Boot, Agentic LLMs)
This position is listed on behalf of a partner company, which manages all applications and next steps. Our partner is looking for a Senior Backend Developer (Java/Spring Boot, Agentic LLMs) based in Netherlands. As a…
Senior Backend Developer (Java/Spring Boot, Agentic LLMs)
This position is listed on behalf of a partner company, which manages all applications and next steps. Our partner is looking for a Senior Backend Developer (Java/Spring Boot, Agentic LLMs) based in Ireland. As a…
资深后端开发工程师
Senior backend engineer at Trip.com Group in Shanghai designing, building, and maintaining LLM-powered application features — RAG pipelines, tool calling, workflow orchestration, and context management — integrated with internal knowledge bases and business systems, with focus on accuracy, stability, latency, and cost.
Senior Backend Developer (Java/Spring Boot, Agentic LLMs)
This position is listed on behalf of a partner company, which manages all applications and next steps. Our partner is looking for a Senior Backend Developer (Java/Spring Boot, Agentic LLMs) based in Switzerland. As a…
Senior Backend Developer (Java/Spring Boot, Agentic LLMs)
This position is listed on behalf of a partner company, which manages all applications and next steps. Our partner is looking for a Senior Backend Developer (Java/Spring Boot, Agentic LLMs) based in France. As a Senior…
Senior Backend Developer (Java/Spring Boot, Agentic LLMs)
This position is listed on behalf of a partner company, which manages all applications and next steps. Our partner is looking for a Senior Backend Developer (Java/Spring Boot, Agentic LLMs) based in Spain. As a Senior…
Senior Backend Developer (Java/Spring Boot, Agentic LLMs)
This position is listed on behalf of a partner company, which manages all applications and next steps. Our partner is looking for a Senior Backend Developer (Java/Spring Boot, Agentic LLMs) based in United Kingdom. As…
Java Backend with Spring Batch - Pune
Job Title: Java Backend with Spring Batch - Pune About Us “Capco, a Wipro company, is a global technology and management consulting firm. Awarded with Consultancy of the year in the British Bank Award and has been…
Senior Software Engineer, Backend
Builds reliable, scalable backend applications, infrastructure, and interfaces at Oscar Health that make interacting with the healthcare system easier for members and providers, leading complex technical projects and service migrations. NYC-based hybrid role (3 days/week in office); bonus experience with Python, Golang, Grafana, BigQuery, and Kubernetes.