Frontend/Fullstack Developer

🏢 Summary: Contract opportunity for a Frontend / Fullstack Engineer to build and optimize public-facing web experiences with a strong focus on performance, SEO, and conversion. You will develop new pages and features using modern frontend technologies while collaborating across product, marketing, and SEO. The role also involves experimentation, CMS development, and platform improvements. 🗂️ Requirements: 4+ years of experience in modern frontend development, Strong skills in React, Strong skills in TypeScript, Strong skills in HTML, Strong skills in CSS, Experience with Next.js or similar frameworks, Solid understanding of SEO, Solid understanding of web performance, Experience with headless CMS platforms, Experience with experimentation and data-driven product development, Ability to collaborate with multiple stakeholders 📃 Skills: React, TypeScript, HTML, CSS, Next.js, SEO, CoreWebVitals, Contentful, Tailwind, GCP, Optimizely, Hotjar, Mixpanel, Smartling, Lokalise 🏢 Description: emagine is looking for a Frontend / Fullstack Engineer to join a web performance and acquisition team. About the role You will work on public-facing web surfaces where first impressions are created. The focus is on performance, SEO, and conversion, as well as building new pages and features that drive growth. The team operates at the intersection of product, marketing, and SEO. Key responsibilities - Build and improve public web pages and landing pages - Work primarily with React, TypeScript, and Next.js - Support and develop CMS solutions (Contentful) - Ensure strong SEO, Core Web Vitals, and overall performance - Drive A/B testing and CRO initiatives - Support localization workflows and tooling - Contribute to platform ownership and improvements Requirements - 4+ years of experience in modern frontend development - Strong skills in React, TypeScript, HTML, and CSS - Experience with Next.js or similar frameworks - Solid understanding of SEO and web performance - Experience working with CMS platforms (preferably headless) - Experience with experimentation and data-driven product development - Strong collaboration skills across multiple stakeholders Nice to have - Deep experience with Contentful - Familiarity with Tailwind CSS - Experience with GCP - Experience with tools like Optimizely, Hotjar, Mixpanel - Experience with localization tools such as Smartling or Lokalise

🏢 Summary: Mid-level Fullstack Engineer role focused on building and enhancing customer-facing mobile and web applications within a cloud-native, data-intensive environment. The assignment involves developing backend services and event-driven microservices, integrating with AWS and messaging systems, and ensuring system reliability and observability. The position supports high-transaction, business-critical workflows in a cross-functional product team. 🗂️ Requirements: 4–6 years of software development experience, Strong experience with TypeScript, Strong experience with Node.js, Strong experience with React Native, Experience with event-driven architectures, Experience with distributed systems, Experience with PostgreSQL and/or DynamoDB, Experience with Kafka and SQS, Experience with AWS including S3, Experience with monitoring and observability tools, Experience developing mobile and web applications, Experience with data-intensive applications and complex workflows 📃 Skills: TypeScript, Node.js, React, ReactNative, Kafka, SQS, AWS, S3, PostgreSQL, DynamoDB, Datadog, Microservices 🏢 Description: emagine is looking for a Mid level Fullstack Engineer to join a product development team building and enhancing customer-facing digital services. The assignment involves developing mobile and web applications, contributing to backend services, and working with modern cloud-native technologies in a scalable and data-intensive environment. You will collaborate closely with Product Managers, Designers, and Engineers to deliver high-quality solutions that support business-critical workflows and customer experiences. Start: ASAP (within a few week) Duration: 1 year to start with Location: Stockholm, min 2-3 days/week at the office Wha you will do Develop and maintain applications using React Native, TypeScript, and Node.js. Contribute to the development of event-driven micro services and backend services. Build and maintain integrations using Kafka, SQS, and AWS services. Develop solutions that handle high transaction volumes and complex data flows. Support system reliability, monitoring, and observability initiatives. Work closely with cross-functional teams throughout the product development lifecycle. Participate in experimentation, feature flagging, and A/B testing activities. Profile: 4–6 years of experience in software development. Strong experience with TypeScript, Node.js, and React Native. Experience working with event-driven architectures and distributed systems. Experience with PostgreSQL and/or DynamoDB. Familiarity with Kafka and SQS. Experience with AWS, including S3. Experience using Datadog or similar monitoring and observability tools. Experience developing mobile and web applications. Experience working with data-intensive applications and complex workflows. Experience from fintech or another regulated industry is highly desirable. Familiarity with modern software delivery practices, including feature flags and A/B testing.

🏢 Summary: 6-month on-site contract for a Platform Software Engineer focused on building frontend interfaces and control planes for an AI-driven application platform. The role centers on creating scalable UIs and abstractions that expose complex infrastructure capabilities such as deployments, authentication, and observability. You will collaborate with backend and infrastructure teams to deliver intuitive, reliable developer-facing tools. 🗂️ Requirements: Strong experience with React and TypeScript, Experience building complex frontend applications, Experience working with backend or infrastructure systems, Understanding of cloud platforms and deployment concepts, Ability to design APIs and data models with backend teams, Experience designing developer-facing or technical user interfaces, Ability to reason about data flow and system boundaries 📃 Skills: React, TypeScript, Golang, Rust, AWS, GCP, Cloudflare, ClickHouse, BigQuery, Firestore, Spanner, Kubernetes, Terraform, CI/CD 🏢 Description: emagine is looking for a Platform Software Engineer ( Frontend-focused with Golang experience ) to join one of the most exciting AI companies in Stockholm. Start: ASAP Length: 6 months, with possible extension Location: Stockholm, on-site 5 days per week About the role You will work on the frontend-facing surfaces of a large-scale application platform that runs AI-generated applications in production. This role focuses on building the interfaces, control planes, and developer experiences that sit on top of complex infrastructure systems. The platform handles everything required to run applications in production — deployment, authentication, storage, logging, usage metering, and domain management. Your focus will be to make these capabilities accessible, understandable, and safe to use through well-designed UIs, APIs, and abstractions. You will collaborate closely with backend and infrastructure engineers, translating platform capabilities into intuitive tools that enable rapid development, configuration, and operational insight. Key responsibilities Build and evolve frontend applications and control panels used to manage applications, environments, and deployments Design and implement user interfaces for platform configuration, observability, and usage insights Collaborate with backend and infra engineers to define APIs and data models for platform features Ensure frontend solutions scale with platform growth and increasing system complexity Improve developer experience by making infrastructure capabilities easy to understand and hard to misuse Contribute to platform reliability by surfacing health, status, and operational signals through UI Take part in platform design discussions, balancing usability, security, and system constraints What we are looking for Strong experience building complex frontend applications using React and TypeScript Experience working close to backend, platform, or infrastructure systems Understanding of how cloud platforms, deployments, and environments work at a conceptual level Experience designing frontend solutions for technical or developer-facing users Ability to reason about data flow, APIs, and system boundaries Product-minded approach with attention to usability, clarity, and long-term maintainability Nice to have Experience building internal tools, admin panels, or control planes Familiarity with platform concepts such as environments, deployments, observability, or feature flags Experience visualizing metrics, logs, or system state in frontend applications Exposure to cloud platforms or DevOps tooling Previous experience working in platform, infrastructure, or developer tooling teams Tech stack (examples) frontend: React, TypeScript backend: Go, Rust cloud: AWS, GCP, Cloudflare data: ClickHouse, BigQuery, Firestore, Spanner devops: Kubernetes, Terraform, CI/CD, observability tooling

🏢 Summary: 6-month on-site contract for a Platform Software Engineer to build and operate a production-grade application platform for a global AI product. The role covers the full lifecycle from deployment to runtime, ensuring reliability, scalability, and performance of distributed systems. You will evolve infrastructure and core platform services into a modular, high-performing architecture. 🗂️ Requirements: 6+ years in software engineering or platform/infrastructure roles, Strong experience with distributed systems, Experience with platform engineering, SRE, or infrastructure operations, Experience with multitenant environments, Experience with container orchestration, Experience working with external vendors and managed services, Experience operating production systems with focus on uptime and scalability 📃 Skills: Kubernetes, AWS, GCP, Cloudflare, Go, Rust, React, TypeScript, ClickHouse, BigQuery, Firestore, Spanner, Terraform, CI/CD, DNS, SSL 🏢 Description: emagine is looking for a Platform Software Engineer to one of the most exciting AI companies in Stockholm. Start: ASAP Length: 6 months with possible extension Location: Stockholm on-site 5 days per week About the role You will play a key role in building and operating the platform that runs applications in production. This includes the full lifecycle from deployment to runtime, ensuring reliability, scalability, and performance across a global user base. The platform handles everything behind the scenes when an application is launched: infrastructure provisioning, authentication, storage, logging, usage metering, and domain management. As part of a growing team, you will help evolve this platform into a more modular, scalable, and high-performing architecture. Key responsibilities Own and improve the application hosting and deployment pipeline Build and operate the runtime that serves applications in production Manage and evolve core platform services such as storage, logging, and workflows Design and maintain infrastructure for custom domains, including DNS and SSL at scale Evaluate, onboard, and migrate third-party services as part of a move towards best-of-breed architecture Ensure operational excellence through monitoring, alerting, incident management, and capacity planning Collaborate with vendors and ensure high service quality and SLA adherence What we are looking for Strong experience building and operating distributed systems Around 6+ years of experience in software engineering or platform/infrastructure roles Background in platform engineering, SRE, or infrastructure operations Experience with multitenant environments, container orchestration (e.g. Kubernetes), or edge runtimes Experience working with external vendors and managed services Strong operational mindset with focus on uptime, performance, scalability, and cost efficiency Nice to have Experience building large-scale multitenant control planes Experience with modern edge platforms (e.g. Cloudflare ecosystem) Contributions to cloud infrastructure or CNCF-related technologies Experience with log analytics platforms such as ClickHouse Familiarity with managed database services Proven track record of cost optimization in infrastructure Tech stack (examples) Frontend: React, Typescript Backend: Go, Rust Cloud: AWS, GCP, Cloudflare Data: ClickHouse, BigQuery, Firestore, Spanner DevOps: Kubernetes, Terraform, CI/CD, observability tooling

🏢 Summary: 12-month contract for a Senior Full Stack Engineer to build and maintain scalable AdTech systems for tracking, attribution, and data-driven marketing in a hybrid setup in Stockholm. The role focuses on platform ownership, measurement reliability, data pipelines, and customer link infrastructure. You will ensure high availability and optimize integrations across paid media and CRM channels. 🗂️ Requirements: Senior-level experience in Full Stack JavaScript development, Strong expertise in Node.js and TypeScript, Experience building scalable distributed systems, Hands-on experience with data pipelines and orchestration tools, Experience designing and maintaining APIs, Experience with cloud infrastructure, Experience with event tracking and attribution systems, Ability to ensure high availability, monitoring, and observability, Experience integrating third-party platforms and vendors 📃 Skills: JavaScript, Node.js, TypeScript, Apache, Airflow, APIs, Cloud, AdTech, MarTech, Tracking, Attribution, DistributedSystems 🏢 Description: emagine is looking for a Senior Full Stack Engineer to join a team focused on building scalable systems for tracking, attribution, and data-driven marketing. Start: ASAP or within 1 month Duration: 12 months Location: Stockholm, 2-3 days/week at the office About the role AdTech Platform Ownership Own and manage paid media AdTech platforms, including an MMP such as AppsFlyer Integrate, optimize, and evaluate new vendors and capabilities Measurement & Attribution Ensure reliable event tracking, attribution, and data quality across platforms Collaborate with consent/privacy teams to meet regulatory requirements First-Party Data & Activation Enable scalable audience creation and activation for acquisition and retargeting Improve automation and experimentation velocity Customer Link Infrastructure Build and maintain systems for link generation, redirection, and attribution Support flows across paid media, CRM channels, referrals, and web-to-app journeys Reliability & Operations Ensure high availability, monitoring, and observability of tracking systems Maintain and troubleshoot AdTech-related services and pipelines Your profile Full Stack JavaScript (Node.js, TypeScript) in scalable systems Data pipelines and orchestration (e.g. Apache Airflow) Distributed systems, APIs, cloud infrastructure Experience with data flows, tracking, or integrations AdTech/MarTech experience is a plus

🏢 Summary: Fullstack Developer role focused on designing, developing, and operating scalable backend and frontend solutions using Java/Kotlin and React within a modern, domain-driven environment. The position involves building and maintaining microservices, translating business needs into reliable digital solutions, and ensuring high standards in code quality, testing, and DevSecOps practices. 🗂️ Requirements: Experience in full-stack development, Proficiency in Java or Kotlin, Experience with Spring Boot, Experience with React, Experience building and maintaining microservices, Knowledge of automated testing practices, Understanding of continuous delivery, Ability to design scalable and secure systems 📃 Skills: Java, Kotlin, Spring, SpringBoot, React, Microservices, DevSecOps, Testing, CI/CD 🏢 Description: emagine is seeking a Fullstack Developer Java/Kotlin/React to support our client in Stockholm. Start: ASAP Slut: 2027-02-03 Location: Stockholm We are looking for a full-stack developer who believes deeply in modern engineering principles and wants to help build a truly digital, domain-driven organization. You will design, develop, and maintain software products and microservices that enable our business domains to operate efficiently and innovate quickly. You will work closely with domain experts and other developers to understand real business workflows and translate them into scalable, reliable digital solutions. You will also ensure healthy engineering practices across your team, such as code quality, testing, and DevSecOps-minded ways of working. •    Techstack: Java/Kotlin/Spring boot/React •    Design, develop, and operate backend and frontend solutions central to client’s digital ecosystem. •    Build user-facing features and applications using modern full-stack approaches. •    Ensure the services your team owns are fast, scalable, secure, and observable. •    Collaborate with domain experts to understand business needs and translate them into technical solutions. •    Contribute to healthy engineering culture, including automated testing, continuous delivery, and documentation. •    Work closely with other development teams, product teams, and domain stakeholders to deliver valuable and maintainable solutions

🏢 Summary: Frontend Developer role for a banking sector client in Helsinki focused on building and optimizing Angular-based web applications following internal design guidelines. The assignment covers full client-side development, responsive design, performance optimization, and collaboration with cross-functional teams. Onsite presence in Helsinki is required at least three days per week for a one-year contract. 🗂️ Requirements: 5+ years of experience as a Frontend Developer, Strong competence in Angular, Proficiency in HTML, Proficiency in CSS, Proficiency in JavaScript, Proficiency in TypeScript, Experience with responsive and adaptive design, Availability to work onsite in Helsinki minimum 3 days per week 📃 Skills: Angular, HTML, CSS, JavaScript, TypeScript, ResponsiveDesign 🏢 Description: emagine is looking for a Frontend developer for one of our clients within the banking sector for their office in Helsinki. Start: 2026-05-18 End: 2027-05-14 Location: Finland/Helsinki, min 3 days/week onsite About the assignment Build the front-end of applications through appealing visual design (Angular) according to internal Design guidelines Work with development teams and product managers to ideate software solutions Design client-side and server-side applications Detailed description of work task to be carried out ·       Working with business users to develop the overall look and design of our websites ·        Ensuring that user experience determines design choices. ·        Developing features to enhance the user experience. ·        Ensuring web design is optimized for multiple platforms - laptops and smartphones ·        Striking a balance between functional and aesthetic design. ·        Building reusable code for future use. ·        Optimizing web pages for maximum speed and scalability ·        Utilizing a variety of markup languages to write web pages. ·        Maintaining the Finance brand consistency throughout design Must-have knowledge and experience • 5+ years of hands-on experience as a Front-End Developer • Must have high competence with Angular framework • Proficiency with HTML, CSS, JavaScript, TypeScript • Experience with responsive and adaptive design. • Good problem-solving skills. • Excellent verbal communication skills and ability to explain complex concepts in a clear and understandable way • Good interpersonal skills. • Goal-oriented with a proven track record of delivering results Nice-to-have knowledge and experience Cypress + Playwright Backend knowledge (Java, Spring Boot) Knowledge on Accessibility Developing HTML that follows Accessibility Guidelines (WCAG 2 AA) Develop modular code, using components and design system / ui library Relevant degree

🏢 Summary: Fullstack Developer role focused on building web solutions and backend components using .NET and modern web technologies in an on-prem and Azure-connected environment. The position involves close collaboration within a WebDev team and delivery of solutions for a Copenhagen-based client. This is a full-time, onsite assignment starting ASAP for 3 months. 🗂️ Requirements: Expertise in .NET and .NET Core, Very strong experience with Microsoft SQL (Azure), Very strong experience with React and Node.js, Experience with Azure DevOps, Experience with Microsoft Azure development, Knowledge of Terraform 📃 Skills: .NET, .NETCore, MSSQL, Azure, React, Node.js, AzureDevOps, Terraform 🏢 Description: emagine is looking for a fullstack developer for one of our clients. As the Fullstack Developer you need to be proficient in .NET and modern web technologies to join our team based in Copenhagen. Main Task: Collaborating with team members in the WebDev group Doing web solutions and some backend On-prem work and Azure connected tasks Key Requirements Expertise in .NET / .NET Core Very experienced in Microsoft SQL (Azure) Very experienced with React / Node.js Experience with Microsoft Azure DevOps Experience in Microsoft Azure (Development areas) Knowledge in Terraform Strong personal attributes: approachable, flexible, accountable, and stable Fluent in danish Start: ASAP Duration: 3 months Workload: Fulltime + onsite Location: Copenhagen

🏢 Summary: Consultancy assignment for a Senior Product Designer focused on improving onboarding, activation, and customer adoption across communication and messaging products. The role involves simplifying complex technical workflows and delivering scalable, user-centered experiences from discovery to implementation. You will design end-to-end customer journeys in collaboration with cross-functional product teams. 🗂️ Requirements: 4–6+ years of experience in Product Design or UX Design, Experience designing SaaS or platform products, Experience with onboarding, activation, setup or workflow-driven experiences, Experience working with technically complex products, Advanced proficiency in Figma, Experience working with design systems, Ability to create user flows, wireframes, prototypes and high-fidelity designs, Data-driven and iterative design approach, Portfolio demonstrating strong UX and interaction design 📃 Skills: Figma, UX, UI, SaaS, Prototyping, Wireframing, DesignSystems, UsabilityTesting, Analytics, InteractionDesign 🏢 Description: emagine is seeking an experienced Senior Product Designer for a consultancy assignment focused on improving onboarding, activation, and customer adoption experiences within a suite of communication products. Please note that this role is based in Malmö. Start: June or July Duration: 6 months to start with Location: Malmö, 2-3 days/week at the office The assignment centers on designing intuitive customer journeys that guide users from initial setup through activation and ongoing product management. You will play a key role in simplifying complex technical workflows and creating seamless experiences across multiple communication channels and platform services. Working as part of a cross-functional product organization, you will collaborate closely with Product Managers, Engineers, Researchers, and platform stakeholders to deliver customer-centric solutions that drive engagement, adoption, and business value. Key Responsibilities Design onboarding and activation experiences Design and optimize end-to-end onboarding journeys across messaging and communication products. Create experiences that help customers efficiently configure, activate, and manage services. Simplify complex workflows Translate technical requirements, operational processes, and platform dependencies into intuitive and user-friendly experiences. Reduce friction and improve customer success through thoughtful interaction design. Drive improvements through customer insights Utilize customer research, analytics, usability testing, and feedback to identify pain points and opportunities. Continuously iterate and enhance onboarding and activation flows based on measurable outcomes. Create scalable user experiences Produce user flows, wireframes, prototypes, and high-fidelity designs. Ensure consistency by leveraging and contributing to established design systems and UX standards. Collaborate across teams Partner with Product Managers, Engineers, Researchers, and platform teams to align design solutions with business and technical objectives. Support the creation of cohesive customer experiences across interconnected products and services. Deliver hands-on design work Lead design initiatives from discovery and concept development through implementation and validation. Maintain a strong focus on usability, accessibility, design quality, and continuous improvement. Your profile 4–6+ years of experience in Product Design, UX Design, or related disciplines. Proven experience designing SaaS, platform, or developer-focused products. Strong background in onboarding, activation, setup, configuration, or workflow-driven experiences. Excellent UX, interaction design, and problem-solving capabilities. Experience working with technically complex products and stakeholder environments. Advanced proficiency in Figma and experience working with design systems. Strong collaboration skills with Product Managers, Engineers, and cross-functional teams. Data-driven and iterative approach to product design. Portfolio demonstrating strong UX thinking, customer-centered design, and visual craftsmanship. Preferred Qualifications Familiarity with compliance-related or process-heavy onboarding workflows. Experience working within multi-product or platform environments. Knowledge of AI-assisted design and productivity tools such as Cursor, Claude Code, or similar solutions.

🏢 Summary: Senior React Native Developer role focused on building a mobile app from scratch within an existing monorepo platform. The position involves end-to-end feature delivery, translating Figma designs into production-ready solutions, and driving technical decisions in a small, high-performing team. The developer will ensure maintainable, scalable solutions aligned with long-term platform strategy. 🗂️ Requirements: 6+ years Frontend Development experience, Strong React Native experience, Solid React experience, Experience delivering production-ready applications, Ability to work within large monorepo codebases, Experience with collaborative development workflows, Ability to understand complex architectures, Active usage of AI development tools, Fluent English 📃 Skills: React, ReactNative, JavaScript, TypeScript, Monorepo, Turborepo, Expo, Tailwind, Figma, AI 🏢 Description: emagine is looking for a Senior React Native Developer for one of our partners. Background The app will be developed on top of their existing monorepo platform, enabling them to take greater ownership of their technical platform and accelerate future development across teams. The Role We are looking for a Senior Frontend Developer with strong React Native experience to join a small, high-performing team (currently 2 developers). You will play a key role in building the app from the ground up, translating designs into high-quality features and ensuring they are ready for go-live. While you will not hold a formal Lead role, you will act as a core contributor and technical driver within the team. Main Responsibilities • Take ownership of delivering features end-to-end, including complex functionality • Collaborate closely with designers and developers to ensure high-quality UX implementation from Figma • Contribute actively in refinements, sprint planning, and daily standups • Drive technical discussions and sparring on complex problems • Quickly understand and navigate a large existing codebase (monorepo) • Ensure solutions align with long-term maintainability and platform strategy • Collaborate across teams working within the monorepo Key Requirements • 6+ years of experience in Frontend Development • Strong experience with React Native (mobile app development) • Solid experience with React (web) • Proven track record of delivering production-ready applications • Experience working in collaborative environments with developers and stakeholders • Ability to quickly understand complex systems and architecture • Actively using AI tools to improve development workflows • Fluent in English (written and spoken) Nice to Have • Experience working in a monorepo setup (e.g. Turborepo) • Familiarity with Tailwind CSS • Experience working with Figma handovers • Experience with Expo for React Native apps Other Details The ideal candidate is a fast learner who can ramp up quickly in new domains, takes ownership and proactively drives tasks forward, thrives in a high-paced environment, communicates clearly, and collaborates naturally across teams. You will work comfortably in a small team with a high impact, understanding that much of your success depends on cross-team collaboration and alignment within the monorepo ecosystem. Start: ASAP Duration: 3 months Work load: Full time Location: Aarhus - minimum 3 days/week