Flightradar24 AB jobb

Flightradar24 is one of Stockholm’s most successful growth-stage tech companies, with over 5 million daily users. Our app is the world’s most popular flight tracking service and regularly ranks at the top of the App Store and Google Play charts. Alongside our consumer-facing products, we offer a wide range of commercial services, trusted by many of the biggest names in aviation. We are looking for a talented iOS developer to join Flightradar24 to help us build the future of flight tracking. You will play an important role in our mobile team, implementing new features, improving performance and modernizing our codebase. Above all, your work will impact the way millions of users experience Flightradar24 every day. Note that this position requires that you are able to work in Stockholm, Sweden. Relocation is not offered for this role. What you’ll do Work alongside a team of iOS and Android developers Collaborate with the mobile team, including developers, designers, QA and our product owner, to find end-to-end solutions to important problems and features Contribute to development of features, refactoring and modernizing our app, and maintaining a high-quality codebase Deliver modern, testable and maintainable code adhering to best practices in iOS development Add to, and enhance, our comprehensive automated test suite Participate in knowledge sharing with the other developers in the team Coordinate releases of our iOS app, rotated within the team on a regular cycle Who you are You have at least 4 years of professional iOS app development experience, preferably on apps with a large user base You have experience working with Swift You have strong experience with UIKit and SwiftUI You care about quality and know what it means to ship high-quality code You are passionate about iOS development and have an eagerness to learn You have strong experience with writing automated tests - including unit and snapshot tests You have prior experience with CI/CD tools You have strong attention to detail You have strong written and spoken English You have prior experience with Google Firebase, MapKit and/or StoreKit (desirable) About Flightradar24 Flightradar24 is the leading flight tracking and aviation data provider, leveraging the world’s largest ADS-B network. Our B2C platform serves millions, while our B2B solutions empower airlines, airports, and aviation stakeholders with essential operational insights. All this is made possible thanks to our globally distributed network of 50,000+ radio receivers that feed real-time aircraft data into the Flightradar24 platform. Over a billion database entries are added each month and we are processing several years of historical data totalling many terabytes. Our proprietary flight tracking data is industry leading and even investigative government agencies from around the world rely on it for aviation accident investigations. Benefits of working at Flightradar24 include: Opportunity to impact a service with millions of end users from all around the world Contribute to the value which Flightradar24 creates both for B2C and B2B but also for humanity. Modern office in the heart of beautiful downtown Stockholm, Sweden Being part of a diverse team with 30+ nationalities and 6 continents represented Flexible and social work environment with free beverages, fruit, and snacks

Flightradar24 is one of the most successful growth-stage tech companies in Stockholm. Each day more than 4 million aviation enthusiasts use our app or website and we have many of the biggest names in aviation as business customers. We are looking for a talented and experienced Javascript/Typescript Developer to join our dynamic team. The ideal candidate will have a strong background in Vue.js development, with knowledge in WebGL, performance optimisation, and SEO best practices. Additionally, experience with PHP is desirable to support back-end integration tasks. You will work closely with our design, product, and web back-end teams to build interactive and high-performing web applications that deliver a seamless user experience. This is an excellent opportunity to join a dynamic team and work on innovative projects that have a significant impact. The position requires that you are able to work from our office in Stockholm, Sweden. Relocation is not offered for this role. What you’ll do Develop and maintain front-end applications using Vue.js, ensuring clean, scalable, and maintainable code. Create immersive, interactive 3D experiences using WebGL frameworks (e.g., Deck.gl). Optimise web applications for maximum speed and scalability, ensuring smooth performance across devices. Implement SEO best practices, including meta tag optimisation, structured data, and server-side rendering (SSR) where necessary. Collaborate with web back-end developers to integrate PHP-based APIs and services, ensuring seamless communication between front-end and back-end systems. Troubleshoot, debug, and upgrade existing systems to enhance performance and functionality. Work closely with UI/UX designers to translate design prototypes into responsive, user-friendly interfaces. Stay up-to-date with the latest trends and best practices in web development, WebGL, SEO, and Vue.js ecosystem. Who you are At least 4 years of experience with Javascript/Typescript Strong proficiency in Vue.js Experience with WebGL frameworks (e.g., Deck.gl): Ability to create interactive 3D graphics and animations. Solid understanding of SEO principles: Knowledge of on-page SEO, structured data, and SSR for JavaScript frameworks. Web performance optimisation skills: Experience with code-splitting, lazy loading, caching, and reducing load times. Familiarity with modern front-end build pipelines and tools (e.g., Webpack, Vite). Experience with testing and familiarity with unit testing frameworks such as Jest and Vitest Good understanding of cross-browser compatibility issues and ways to work around them. Excellent problem-solving skills and attention to detail. Strong communication and collaboration skills, with the ability to work in an agile environment. Preferred qualifications Experience with server-side rendering (SSR) and frameworks like Nuxt.js. Familiarity with back-end development with PHP and API integration. Knowledge of RESTful APIs and experience with integrating third-party services. About Flightradar24 With over 4 million daily users, Flightradar24 is the world’s most popular flight tracking service. Our app regularly tops the App Store and Google Play Travel charts. We also offer a wide range of commercial services and our customers include many of the biggest names in aviation. We're constantly adding new services and improving existing products. To help us meet those challenges, we're looking for creative, collaborative and tech-savvy applicants to join us. Benefits of working at Flightradar24 include: Opportunity to impact a service with millions of end users from all around the world Flexible and social work environment with free beverages, fruit, and snacks Modern office in the heart of beautiful downtown Stockholm, Sweden Being part of a diverse team with +30 nationalities and 6 continents represented with English being our main language

Flightradar24 is one of the most successful growth-stage tech companies in Stockholm. Each day, more than 4 million aviation enthusiasts use our app or website, and we have many of the biggest names in aviation as business customers. The position requires that you are able to work from our office in Stockholm, Sweden. Relocation is not offered for this role. Flightradar24 is looking for a skilled Test Automation Engineer to join our team. The successful candidate will be responsible for developing and implementing automated test cases for our products . The candidate must have experience working with automation of APIs (REST and gRPC), Backend Testing and the ability to work with cross-platform teams to set up CI/CD pipelines. The candidate must also be able to work independently and identify opportunities for automated testing improvements across teams. What you’ll do Test Automation & Framework Development: Design, develop, and maintain scalable automated test frameworks. Implement robust automated scripts for functional and regression testing of APIs and Webservices. API Automation & Performance Testing: Create and execute test strategies, plans, and cases to ensure high-quality releases of APIs. Conduct performance and load tests, analyze results, and communicate findings effectively. Continuous Integration & Delivery: Integrate automated tests into the CI/CD pipeline to support rapid, reliable releases. Collaborate with teams to optimize testing workflows and maintain high code quality. Collaboration & Communication: Partner closely with developers, product managers, and QA peers to define testing requirements. Working closely with backend teams. Communicate test results, defects, and quality metrics to both technical and non-technical audiences. Participate in code reviews, design discussions, and agile ceremonies. Who you are Skilled in building and maintaining API test automation frameworks (e.g.,Karate, REST Assured, Pytest, etc..) Experienced with performance testing tools (e.g., JMeter, Gatling) Knowledgeable in CI/CD tools (e.g., Jenkins, GitHub Actions, GitLab CI, Azure DevOps) Proficient in at least one programming language (e.g., Java, Python, JavaScript) Excellent communicator, adept at conveying complex ideas to diverse audiences Strong collaborator who thrives in cross-functional, distributed team environments Detail-oriented problem solver with a proactive approach About Flightradar24 With over 4 million daily users, Flightradar24 is the world’s most popular flight tracking service. Our app regularly tops the App Store and Google Play Travel charts. We also offer a wide range of commercial services, and our customers include many of the biggest names in aviation. We're constantly adding new services and improving existing products. To help us meet those challenges, we're looking for creative, collaborative, and tech-savvy applicants to join us. Benefits of working at Flightradar24 include: Opportunity to impact a service with millions of end users from all around the world Flexible and social work environment with free beverages, fruit, and snacks Modern office in the heart of beautiful downtown Stockholm, Sweden Being part of a diverse team with +30 nationalities and 6 continents represented with English being our main language

Flightradar24 is the world’s most popular flight tracking service. Millions of people use our website and mobile apps every day. In addition to our systems and cloud infrastructures we operate a globally distributed network of 40,000 Raspberry Pi-based radio receivers, feeding real-time aircraft data into our platform. We’re now looking for a talented and driven Systems Engineer who is well versed in system administration, modern private cloud, and automation. We are investing into an open-”hybrid multi-cloud” platform and we want to own, operate and develop our own infrastructure. With big focus on OpenStack and Kubernetes. In our new on-prem platforms we are also using fully flexed L3 fabrics with BGP as the underlying routing protocol. This allows us to anycast our systems for greater scale when traffic ramps up 10 times without notice. Does this sound exciting and want to know more? Apply and join us for a coffee. We are located in central Stockholm. What you’ll do Maintain and evolve our system infrastructure based on a private cloud environment as well as AWS and Azure cloud services Standardize and automate the provisioning of infrastructure resources via Infrastructure-as-Code, orchestration, and configuration management Optimize the reliability and performance of on-prem and cloud infrastructure Contribute to and support scaling out of infrastructure and services to cloud platforms Interact closely with our developers to deliver a highly performant and reliable live production platform, and investigate production issues for continuous improvement Be part of developing our future private cloud based on open technologies like OpenStack, Ceph, and KVM, and integration with public clouds Over time work with much of our tech stack, including: Debian Linux, Ansible, Terraform, Docker, MySQL, Redis Cluster, RabbitMQ, Kafka, Haproxy, Nginx, Cloudflare, AWS, Azure, Datadog, Jenkins and Kubernetes Develop and maintain new tooling to replace existing SaaS like Datadog Minimize cloud exposure towards hyperscalers like AWS and Azure Who you are Extensive professional experience in Linux system administration and operations, preferably on large-scale low latency systems Hands-on experience with service orchestration, containerization, automation, scripting, configuration management Passionate about high performance computing and want to modernize and optimize our infrastructure for the big flows of data that we process Networking experience, e.g. switch and firewall configuration and routing, is desirable AWS cloud experience, e.g. EC2, S3, RDS, IAM, VPC, ECS/EKS is a plus A self-starter who naturally assumes responsibility for driving projects forward Fluency in English, both spoken and written. Comfortable working in a distributed team of multiple nationalities You enjoy shaving yaks and have a thing for herding kittens You understand the KISS (keep it simple stupid) principle You are into the BSD stack, we are using both FreeBSD and OpenBSD at Flightradar24! About Flightradar24 With over 3 million daily users, Flightradar24 is the world’s most popular flight tracking service. Our app regularly tops the App Store and Google Play charts and our data is regularly cited by major media worldwide. We also offer a wide range of commercial services and customers include many of the largest names in aviation, including airlines, airports and manufacturers. We're constantly adding new services and improving existing products. To help us meet those challenges, we're looking for creative, collaborative and tech-savvy applicants to join us.