backend engineer nodejs

Hacksaw Studios AB is looking for a C# platform developer to enhance their high-performance gaming backend systems in Stockholm. You will be responsible for designing robust features and optimizing performance for thousands of transactions per second.The ideal candidate has strong C# experience, knowledge of ASP.NET, and SQL skills. Hacksaw Studios offers a...

SAVR is a fast-growing Swedish fintech company seeking a Software Engineer in the Backend team, based in Stockholm or Halmstad. You will help build the next generation investment platform, collaborating with fellow software engineers, data scientists, product designers and product managers.You have 5+ years of professional software development experience,...

Are you ready for something fresh and exciting, a chance to dive into some cool, new tech? Moralis is looking for a Senior Backend Engineer to join our fast-growing team. We’re on a mission to accelerate the adoption of crypto by empowering builders! You’ll work with the most welcoming team in blockchain in a fully remote, fast‑paced, and...

A digital solutions provider located in Sweden is looking for a backend engineer with extensive experience in the .NET ecosystem, including C# and Entity Framework Core. The ideal candidate will have proven experience in developing GraphQL APIs and managing SQL databases, preferably PostgreSQL. This role involves contributing to solutions architecture as...

What You’ll Work With Java Spring Boot Kafka PostgreSQL Kubernetes What You’ll Do Build and evolve backend services and platform components using Java and Spring Boot Design APIs, data models, transaction flows, internal tools, and product-facing systems Design and build Kafka-based event-driven services and high-throughput transaction flows Design...

A cutting-edge technology company in Sweden is looking for a Backend & Platform Engineer to contribute to AI-driven software solutions. The role entails developing backend services, managing cloud infrastructure, and maintaining CI/CD pipelines. Ideal candidates have experience with Python, AWS, and container orchestration tools like Docker or Kubernetes....

You will play a key role in designing, developing, and operating our backend system. You will work closely with our software and firmware teams to build reliable, scalable, and efficient services. Your experience in backend development, hosting environments, and operational tooling will be important in shaping and improving our platform. What you will...

About Sana Sana is an AI lab building superintelligence for work. We believe organizations can accomplish their missions faster when humans can effortlessly access knowledge, automate repetitive work, and learn anything with the help of agentic AI. As part of Workday, we are committed to building AI that augments humans. If that’s a mission that excites...

We’re looking for a Senior Backend Engineer to join us at Telia.I’m Jonas Wulff, Head of ACE Product Engineering – Backend & Voice, and I’m searching for someone ready to grow with us. We’re a collaborative engineering team building secure, scalable backend services for Telia ACE, our market-leading Contact Center as a Service platform. Telia ACE...

Validio is the agentic data management platform that automates data quality, lineage, and cataloging for enterprises relying on analytics, AI, and reporting. As a Backend Engineer on our Validation Engine team, you’ll build the engine customers pay us for.We read from multiple source systems, run validators at real volume, and raise incidents when...

A leading technology solutions provider is looking for experienced Backend Developers in Göteborg. The role demands at least 8 years of experience with Java, .NET, GraphQL, and familiarity with cloud platforms like AWS or Azure. Candidates should be innovative, collaborative, and ready to contribute to a diverse and inclusive workplace. This is a chance to...

LeoVegas Group is seeking a Quality Assurance Engineer to join the Retention domain. You will collaborate with cross-functional teams to design robust test strategies for the backend, implement automated and manual tests, and ensure high-quality releases.The role requires strong problem solving and communication skills, plus experience with Java, JavaScript,...

A European cloud service provider in Stockholm is seeking an experienced Software Engineer to develop the core of their Billing Platform. This role involves building data pipelines, developing APIs, and ensuring accuracy in billing across systems. Candidates should have over 5 years of backend and data engineering experience, proficiency in Golang, and...

Fortnox i Malmö söker en senior mjukvaruutvecklare till Payments. Du blir nyckelspelare i ett tvärfunktionellt team när vi omdefinierar hur svenska företag betalar och tar betalt, från idé till drift.Vi erbjuder teknisk frihet i en modern mikrotjänstarkitektur, fokus på affärsnytta och kontinuerlig utveckling. Jobbet lämpar sig för en hybrid...

Quartr AB is seeking a Python Backend Engineer to enhance transcript processing systems. You'll build scalable solutions for data ingestion and optimize backend performance, crucial for product development.Ideal candidates will have 3+ years in backend development with Python, experience with REST APIs, and strong problem-solving abilities. The role offers a...

NEW TERMS AB söker en erfaren Java-Backend-utvecklare till ett uppdrag i Göteborg. Rollen innebär att bygga och förvalta moderna backend-lösningar och mikrotjänster i en molnfirst-miljö och arbeta tvärfunktionellt i agila team.Du kommer att arbeta med Java-backendutveckling och ramverk som Spring Boot, Quarkus och OSGi, med fokus på integrationer...

A leading tech company is seeking an experienced Backend Engineer for its Data & Infrastructure team. In this role, you will develop internal tools that empower analytics and data science teams, significantly influencing the technical architecture and roadmap. The ideal candidate has over 2 years of experience in building solutions for data-driven workflows,...

Stockholm Teamet arbetar normalt tillsammans på kontoret en dag per vecka för samarbete och planering. Vid särskilda behov, exempelvis i samband med releaser eller andra verksamhetskritiska aktiviteter, förväntas ökad närvaro på plats. Start efter sommaren Endast frilansare för detta uppdrag. Flytande i svenska är ett krav För en av våra kunder...

LeoVegas Mobile Gaming Group is seeking a QA Engineer to champion quality across our backend platform. You will design automated and manual test plans, execute tests, and collaborate with developers to ensure robust releases.A strong emphasis on maintaining tests, debugging issues, and improving processes is expected. Join a fast-paced Retention domain that...

Helsing is a defence AI company protecting democracies by delivering reliable AI-based capabilities for semi-autonomous platforms. You will work on a diverse set of engineering challenges including distributed systems, embedded computing, robotics, and ML infrastructure.The role emphasizes collaboration, ethics, and developing robust software that operates...