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Backend Engineer
Senior Backend Engineer builds scalable Node/TypeScript services, REST/GraphQL APIs, and PostgreSQL data layers for clients, ensuring correctness and observability in a fast-paced consulting environment.
Infrastructure Engineer
First dedicated infrastructure hire at Alt, a startup where collectors buy, sell, vault, and finance trading cards. You'll own the AWS platform end-to-end, bring Terraform under control, build reproducible dev environments (including for AI agents), and run observability with Datadog, Sentry, and Posthog.
Data Platform Engineer
Shift4, a publicly traded payments company, is hiring a Data Platform Engineer in Toronto to build, tune, and scale AWS ECS/SQS-based pipelines that replicate Aurora MySQL data into Snowflake. The role focuses on pipeline reliability, performance, cost efficiency, observability, and infrastructure as code.
Backend Software Engineer (Python / Go)
Backend engineer on CreatorIQ's Social Integrations team (Warsaw office or remote within Poland) building Python and Go services plus Kafka/AWS streaming pipelines that ingest creator data from Instagram, TikTok, YouTube and other social APIs at ~1B records/day, and LLM-based agents to automate engineering and support work.
Senior Software Engineer, Devices
Senior engineer on Clever's Devices team building integrations with classroom operating systems (iOS, macOS, Windows, ChromeOS) so students can sign in to shared school devices quickly and securely. Work spans backend services and native device clients using Swift, C++, Go, TypeScript, and AWS.
Staff Engineer - Data and Backend Platforms - barcelona
Job Description:About the TeamOur Technology team drives the evolution of our Technology, Engineering, Data, Product and User Experience functions. Por favor, lea detenidamente la siguiente descripción del puesto para…
Staff Software Engineer - Authentication
Staff engineer on Taskrabbit's Core Services team, leading design and evolution of shared platform capabilities — authentication/identity, event-driven systems, and TypeScript-based APIs — that power the home-services marketplace, integrating with existing Ruby on Rails services. Hybrid role: 2 days/week in the San Francisco office.
Desarrollador/a Full Stack Cloud – AWS / Java / React
Full Stack Cloud developer at Periferia IT Group building and maintaining backend (Java/Spring Boot or Node.js) and frontend (React/Angular) features, designing REST APIs and microservices, and deploying and supporting solutions on AWS with CI/CD pipelines. On-site role in Bogotá, Colombia.
Desarrollador/a Full Stack Cloud – AWS / Java / React
On-site full-stack cloud developer in Bogotá at Periferia IT Group: build backend (Java/Spring Boot or Node.js) and frontend (React/Angular) features, design REST APIs and microservices, deploy on AWS, and support CI/CD pipelines, production incidents, and code reviews. Permanent contract with negotiable salary.
Senior Application Developer
Senior Fullstack Application Developer Our Vision P\S\L Group is a global organisation dedicated to putting information at the service of medicine. The companies and people of the P\S\L Group aim to improve medical…
Senior or Staff Software Engineer, Inference / Compute Infrastructure Engineering
Engineer at Together AI in Amsterdam building the infrastructure-as-software control plane that provisions and manages the full lifecycle of GPU hosts and clusters for AI training and inference — writing typed, tested Go/Python/Rust that reconciles hardware to declarative manifests through APIs, durable workflows, and self-healing automation.
Staff Machine Learning Engineer - Agentic AI
ELLKAY started out providing connectivity solutions to laboratories and within a few years, grew to also provide data management solutions to ambulatory organizations. ELLKAY is now a trusted data management partner in…
Node.js Engineer
Avenga is an international engineering firm helping businesses operate with AI at the core. With 6,000+ experts worldwide, we combine engineering expertise with AI-native thinking to turn ambitious ideas into…
Senior DevOps Engineer – Kubernetes, AWS, Remote
Senior DevOps Engineer designing, building and maintaining scalable, highly available distributed systems on Kubernetes and AWS for a global fleet-management (mobility) platform. Day to day: automating infrastructure, deployments and ops, handling production incidents and on-call, and improving monitoring, alerting and capacity planning. Requires 7+ years' experience and strong Java; 100% remote,
backend developer in Web3
Backend developer on a Web3 project: building blockchain transaction pipelines (nonce/gas/retry handling) and event-driven microservices in Node.js/TypeScript, integrating EVM networks and DeFi protocols via RPC and libraries like ethers.js/viem, at software firm Innowise in Poland.