backend intern

We’re a global team of over 400 people, working together to push the boundaries of open‑source technology and multi‑cloud solutions. Our vision is to help developers, builders, and creators bring their ideas to life with speed and simplicity, by providing a cloud data platform that makes open‑source databases, search, streaming, and application...

Making life accessibleiLOQ is an international company headquartered in Finland that offers intelligent locking systems and total access management solutions. We provide secure and efficient access to buildings and facilities. Our mission is to make everyday life easier with a diverse range of safe and sustainable products for individual buildings, large...

Making life accessibleiLOQ is an international company headquartered in Finland that offers intelligent locking systems and total access management solutions. We provide secure and efficient access to buildings and facilities. Our mission is to make everyday life easier with a diverse range of safe and sustainable products for individual buildings, large...

About the Job We're building infrastructure for the next generation of AI search, AI assistants, and agent-driven commerce. Our platform helps businesses connect their websites, catalogs, content, and commerce systems so they can be understood, discovered, and acted on by AI systems. That means ingesting data from external platforms, keeping it fresh,...

We’re a global team of over 400 people, working together to push the boundaries of open-source technology and multi-cloud solutions. Our vision is to help developers, builders, and creators bring their ideas to life with speed and simplicity, by providing a cloud data platform that makes open-source databases, search, streaming, and application...

About WoltAt Wolt, we create technology that brings joy, simplicity and earnings to the neighborhoods of the world. In 2014 we started with delivery of restaurant food. Now we’re building the delivery of (almost) everything and you’ll find us in over 500 cities in 30 countries around the world. In 2022 we joined forces with DoorDash and together we keep...

About Wolt At Wolt, we create technology that brings joy, simplicity and earnings to the neighborhoods of the world. In 2014 we started with delivery of restaurant food. Now we’re building the delivery of (almost) everything and you’ll find us in over 500 cities in 30 countries around the world. In 2022 we joined forces with DoorDash and together we keep...

At Wolt, we create technology that brings joy, simplicity and earnings to the neighborhoods of the world. In 2014 we started with delivery of restaurant food. Now we’re building the delivery of (almost) everything and you’ll find us in over 500 cities in 30 countries around the world. In 2022 we joined forces with DoorDash and together we keep on...

Are you an experienced backend developer who enjoys solving complex technical challenges, building reliable systems, and working with talented people?We are looking for a Senior Backend Developer to join our software development team and play an important role in designing and developing robust, scalable, and maintainable backend solutions.In this role, you...

About WoltAt Wolt, we create technology that brings joy, simplicity and earnings to the neighborhoods of the world. In 2014 we started with delivery of restaurant food. Now we're building the delivery of (almost) everything and you'll find us in over 500 cities in 30 countries around the world. In 2022 we joined forces with DoorDash and together we keep on...

Important: if an employer asks you to log into their system via iCloud or Google, send a code, an SMS or Telegram password, run some code, or install software — refuse. These are signs of fraud. At •••• , we create technology that brings joy, simplicity and earnings to the neighborhoods of the world. In 2014 we started with delivery of restaurant...

Aiven is seeking a Senior or Staff Backend Engineer to anchor the ClickHouse team in Helsinki. You will own end-to-end platform problems, from database internals to data engineering tooling, influencing the roadmap for ClickHouse and its ecosystem.You will mentor engineers, author RFCs, and drive multi-quarter initiatives, while balancing production...

OverviewVirta is recruiting two Senior Software Engineers for its Pricing & Finance Services team to build and evolve the core services that set tariffs, calculate settlements, and generate invoices for our EV charging platform.ResponsibilitiesDesign and implement pricing, tariff, settlement, and invoicing logic for legacy and new services.Own the technical...

For over 35 years, F‑Secure has led the cybersecurity industry with our 200+ service provider partners. As the home of scam protection, we're reimagining how we protect people from modern threats through cutting‑edge scam detection and solutions that are setting the industry standard. We bring together the sharpest minds of cyber security with a shared...

Wolt is seeking a Golang/Python Backend Software Engineer for the Marketing Technology team to help scale campaigns and consent platforms. The role emphasizes building internal services using Golang and Python, with exposure to Postgres, Spark, and data pipelines in a production Kubernetes/AWS environment.You will collaborate with marketing and analytics...

Oivan is seeking a full-time passionate Ruby on Rails Developer (Junior/Middle) to join our growing Ho Chi Minh City and Danang teams. The role involves backend development with Ruby on Rails, REST APIs, JSONAPI, SQL databases and Git within a Scrum framework.You will collaborate with a diverse, geographically distributed team and benefit from hybrid work...

CUJO AI is seeking a Senior Software Engineer in Espoo to design and build cloud-native services using TypeScript/Node.js on AWS serverless stacks. You will create secure, scalable backends for the OTM product and integrate with CUJO AI platforms, while owning IaC and CI/CD pipelines.You will mentor engineers and collaborate across international teams. Ideal...

Coragrid is hiring a Backend Engineer - API to build the data infrastructure, backend services, and terminal-native systems behind private-company intelligence. We are looking for a backend/systems engineer who is strong in Rust, comfortable on Linux, and opinionated about fast, zero-bloat software. Coragrid builds data infrastructure for private markets....

Wolt is seeking a senior backend engineer to help build and maintain high-throughput Go services powering internal support and customer experiences.You will collaborate with product, design, and frontend teams, design scalable distributed systems, and mentor peers on best practices.The role demands 7+ years of software engineering, strong Go production...

Wolt is seeking a senior backend engineer to build and maintain high-throughput services in Go. You’ll collaborate with product, design, and frontend teams to ship features used by internal support agents worldwide.You will design scalable, resilient systems, lead architectural discussions, and ensure well-tested code and high standards. 7+ years of...