Senior Backend Developer

As a Senior Backend Developer at Smartly.io, you will have the opportunity to develop and maintain several microservices built mainly using NodeJS, TypeScript, Postgres, RabbitMQ/Kafka, Ruby/Ruby on Rails, and SideKiq. Our Kubernetes clusters provide a robust environment for your code to thrive.About the Role:You will be responsible for writing maintainable,...

Job DescriptionWe are looking for a Senior Server Engineer to join our Server Tech team in Helsinki. As a Senior Server Engineer at Supercell, you'll be mostly working with other Supercell tech and game teams, working closely with other server engineers and focusing on making sure that our hundreds of millions of monthly players get the best, most...

Job DescriptionWe are seeking a highly skilled Senior Java Backend Developer to join our team at ICT Direct Spain.About the RoleThis is a full-time, on-site position with a competitive salary and benefits package.Key Responsibilities:Design, develop, and maintain backend services using Java.Implement and enhance front-end features using React or...

Join to apply for the Senior Backend Developer (Symfony) role at CapsLock.CapsLock builds exceptional IT marketing solutions for large partners from North America.We create a unique marketing platform to deliver high-quality service in different industries.CapsLock is looking to hire an outstanding Backend PHP Developer with solid technical skills to support...

Vaisala is a global leader in measurement instruments and intelligence, empowering industries, nations, people, and the planet to thrive. Our innovative solutions are used in data centers, windfarms, laboratories, airports, and even space exploration. We're proud to be recognized as one of TIME Magazine's World's Best Companies in Sustainable Growth 2025...

Senior Cloud and Backend Developer ResponsibilitiesDesign, develop, test, deploy, and monitor backend systems on AWS infrastructure, considering aspects such as maintainability, cost, and performance.Build and optimize CI/CD pipelines for continuous and safe deployments.Optimize and automate production monitoring and HA capabilities.Manage support queries...

Role SummaryThe Senior Java Backend Developer will be responsible for designing, developing, and maintaining complex backend systems using Java.About YouYou have 10+ years of professional experience in software development with a focus on Java backend development.You are proficient in Java and have experience in developing complex backend systems.You have...

ResponsibilitiesThe Senior Java Backend Developer will be responsible for:Designing, developing, and maintaining complex backend systems using Java.Implementing and enhancing front-end features using React or JavaScript.Collaborating with cross-functional teams to create seamless, integrated solutions.Working with Azure cloud technologies to deploy and...

Veikkaus creates joy through games and protects it. Our vision is to be a trailblazer in the gaming industry, a trendsetter of responsible player experience.As a Senior or Lead Developer, you will create and enhance business-critical, high-volume, cloud-native solutions, ensuring our systems remain secure, high-quality, and easy to maintain.The key...

Join to apply for the Senior Backend Developer role at QvikDevelop software for millions of people together with companies like Oura, Suunto, Kesko and Säästöpankki.Use tech like Python, Node.js, Typescript, Java, Go, Kubernetes and Docker on top of AWS or GCP.Be part of an open-minded and warm community in a company where you can have a say in how things...

UpCloud is looking for a talented Senior Kubernetes Backend Engineer to join our Orchestration team. In this role, you'll develop key Kubernetes backend components, such as cluster orchestration and infrastructure provisioning.As a member of our team, you'll work closely with our Product Manager to prioritize features based on customer needs. You'll then...

F-Secure makes every digital moment more secure, for everyone. For over 35 years, we've led the cyber security industry, protecting tens of millions of people online together with our 200+ service provider partners. We value our Fellows' individuality, with an inclusive environment where diversity drives innovation and growth. What makes you unique is what...

We are seeking a talented Senior Software Development Engineer to join our Billing team at Mapbox Inc. In this role, you will be responsible for developing innovative solutions to complex billing problems and collaborating with cross-functional teams to drive business outcomes.About the JobThe Billing team is responsible for building and maintaining accurate...

F-Secure makes every digital moment more secure, for everyone. For over 35 years, we've led the cyber security industry, protecting tens of millions of people online together with our 200+ service provider partners. We value our Fellows' individuality, with an inclusive environment where diversity drives innovation and growth. What makes you unique is what...

Senior Backend Engineer - Emerging PropositionsSenior Backend Engineer - Emerging PropositionsApply locations Helsinki time type Full time posted on Posted Yesterday job requisition id 2715725Zalando fulfills more than 200 million orders every year and the volumes are increasing. Whenever a customer experiences our shop the technology is at the scene and...

On a mission to make musicality as common as literacyAt Yousician, you'll help shape the future of music education and profoundly impact the lives of millions of people.At Yousician, our job is to reimagine music education, so everyone can play. We've built an amazing team of creative, passionate, and independent people, all working together to help millions...

About Valpas:We are a fast-growing tech company making every trip safe from the soaring bed bug epidemic and toxic pesticides. Our IoT solution is deployed to over 200 locations worldwide with over 30,000 devices and growing fast. We have a well-established product and team, but there's always room for new ideas and we want to develop our ways of working to...

KYMP OY │ part of Elisa Corporation is seeking a highly skilled Full Stack Developer to lead our Webshop development efforts.As a Senior Software Developer, Full stack, you will oversee the development of the Webshop using our technology stack, which includes Java, Maven, JavaScript, React, Redux, CSS/LESS, Github Actions, Kubernetes, ElasticSearch/Kibana,...

Our goal is to make sure that gambling in Finland is kept on the joyful side. To achieve this, we need talented developers like you to join our team.As a Senior or Lead Developer, you will work on designing, developing, and maintaining advanced backend systems for our eInstant games, integrated with over fifteen lottery operators worldwide.The job...

Who are we? Nordhealth's mission is to build software that improves the daily lives of healthcare professionals. We build software that empowers veterinary and therapy professionals to provide the best possible care experiences to their patients. Our products are used daily by over 50,000 professionals in clinics and hospitals across 30+ countries. We excel...