Senior Frontend Developer TBA (fixed-term employment, parental leave cover)

Senior Frontend Developer TBA (fixed-term employment, parental leave cover) Skicka ansökan About the Role As an Senior Frontend Developer, you will be responsible for developing and maintaining the websites that power our auction platforms. In this role, you'll build, optimise, and maintain critical user experiences that drive engagement on our online auctioning platform. Through a blend of strategic problem solving and coding, you'll contribute to positioning TBAuctions and its brands as leaders in the online auction industry. You'll work closely with cross-functional teams across multiple locations, contributing to platform-wide technical decisions while growing your expertise in modern frontend architecture and user experience based optimisation. This is a fixed-term position to cover a parental leave. The employment is expected to last for 7 months, with a preferred start date in mid-June. You will be employed by Klaravik AB but will work with TBAuctions What You Will Do Development & Delivery Design, develop, and maintain Next.js websites to handle auction browsing, real-time bidding, user dashboards, and payment flows Write clean, performant code with a focus on user experience while keeping it reusable and maintainable Implement responsive deigns using Tailwind CSS, optimising for all devices Contribute to real-time features that power our live auction experiences Performance & SEO Optimise Core Web Vitals and implement strategic rendering patterns (SSR, SSG, ISR) to maximise performance and search visibility Build SEO-friendly page structures with proper metadata, structured data, and semantic HTML Implement and manage feature flags to enable safe, incremental rollouts and (in the future) A/B testing Monitor and improve Lighthouse scores, ensuring fast, accessible user experiences Cloud & DevOps Deploy and maintain applications within our Azure cloud infrastructure Develop and maintain CI/CD pipelines using Azure DevOps Implement monitoring and error tracking to ensure application health and rapid issue resolution (Sentry, Grafana Cloud) Work with Docker to ensure compatibility between servers Work with Kubernetes to understand and diagnose our Next.js applications Collaboration & Growth Collaborate with local and international teams to deliver high-quality, scalable solutions Participate in architectural discussions and contribute to frontend patterns and standards Partner with product managers, designers, senior engineers, and architects to turn business needs into exceptional user experiences Share knowledge and support continuous improvement within the team What You Bring Technical Skills Strong proficiency in React and Next.js with 3–5 years in frontend development Deep understanding of Tailwind CSS and modern styling approaches Solid grasp of SEO principles, including technical SEO, metadata management, and structured data Experience with feature flag systems (LaunchDarkly, Unleash, or similar) Familiarity with Azure services and cloud-native deployment patterns Understanding of performance optimisation techniques and Core Web Vitals Experience with CI/CD practices and tooling (Azure DevOps preferred) Mindset & Soft Skills A self-starter who doesn't wait to be told what to do, you spot opportunities and bring them to the team A genuine team player who believes the best work happens together A pragmatic, outcome driven approach to problem solving with user experience at the centre Naturally curious with a things around the web, how can we improve by learning Generous with your knowledge and ready to help colleagues succeed Nice to Have Experience with real-time data handling (WebSockets) Familiarity with monitoring and observability tools Experience working as part of an agile team (Scrum) Understanding of accessibility standards (WCAG) and inclusive design Exposure to headless CMS platforms or composable architectures Experience with testing frameworks Experience mentoring other developers Details Remote work from any location within Sweden is acceptable. You need to have a valid right to work in Sweden. Unfortunately, we are not able to offer visa sponsorship for this role. We are looking for someone who can work from Sweden for legal and tax reasons. Salary: to be agreed upon Start date: preferred mid June Team Tech Platser Sverige Distansarbete Hybridarbete Sverige Klaravikandan 🤍 Vi som jobbar här pratar ofta om Klaravikandan. Det är svårt att sätta fingret på exakt vad det innebär men en sak är säker - det märks tydligt i vårt arbetsklimat. Genom att uppmuntra och peppa varandra och framförallt ha roligt ihop skapar vi den gemenskap som genomsyrar allt vi gör. Det kallar vi Klaravikandan.