Role Description The purpose of this role is to contribute to the ongoing improvement and development of our software and processes using modern engineering practices with continuous deployment of high quality software code. - Building new, improving and maintaining existing frontend components leveraging modern AI tools - Conversion of wireframes and mock-ups into fully functioning app features - Developing features to enhance the user experience - Automating tasks through appropriate tools and scripting - Delivery of cross-browser compatibility for the platform - Creation and maintenance of software documentation - Optimising the web app for maximum speed and scalability - Committing to support a safe, mindful, and productive team environment, maintaining open, honest, and respectful communication - Learn from others and mentor those around you to help them grow - Play an important role in shaping the technical direction of frontend development Qualifications - Degree in Computer Science or related field and 4+ Years of experience or 6+ years of equivalent experience - Proficiency with TypeScript, React.js, and modern JavaScript tooling - Experience with responsive and adaptive design - Experience with GraphQL, Reach Hook Form, Zod and Chakra is a bonus - Familiarity with agentic development tools such as Codex, Claude Code, Cursor etc. - Good problem solving skills - Excellent verbal communication skills - Good interpersonal skills Requirements - Curiosity to develop knowledge of a variety of programming languages and frameworks - Ability to engage in robust and articulate dialogue while maintaining an open mind - Desire to write testable and well tested code - Skilful and dependable, recognizing that there is always more to learn - A sense of humour, with the ability to focus yet still have a laugh in high pressure situations - A pragmatic, objective thinker who can weigh up options based on requirements, best fit and maturity of technology Benefits - Employee stock options from day one - 20 days of accrued annual vacation plus 10 wellbeing days - Additional paid day off to celebrate your birthday - 2 paid days off a year for volunteering - Health, dental, and vision benefits starting immediately - RRSP Program with Employer Matching - Annual education allowance reimbursement - Employee recognition program - Quarterly wellness allowance - Paid subscriptions to Headspace and LifeWorks EAP & Wellbeing Platform - Flexible working arrangements with WFH reimbursement - Personal tax return assistance - Paid parental leave

Role Description We are looking for a Frontend Software Engineer to join us, either remotely or at our Berlin office. We are growing and need support in our team’s mission to engage our users and make more people climate-active! As an engineer at Ecosia, you will work with a recently formed cross-functional team to support our marketing efforts by improving communication channels with our users, from acquisition to retention. We want candidates with a JavaScript background who can manage their own tasks and work closely with our marketing team. Day-to-day, you will dive deep into our frontend (including backend-of-the-frontend) tech stack, improving the capabilities of our user engagement platform (Braze), creating landing pages, building emails, improving conversion tracking, and more. Do you want to become part of a great team, shape a product used by millions of users daily, and help regenerate our ecosystem? Join us! - Your chance to contribute meaningfully - Build, test, and deploy different products and integrations inside Ecosia products (client and server-side). - Contribute to a range of marketing needs, including CRM and analytics tooling integration, email, notifications, and other communication touch points with our users. - Collaborate with engineers from different teams, sharing what you know and learning from their experience. Qualifications - You have experience building and deploying production code in JavaScript. - You have experience in different testing methodologies. - You are motivated to dive deep technically, learn and apply best practices, and grow professionally. - You like to work collaboratively with Product, Design, Marketing, and other engineers. - You can communicate clearly in written and spoken English. Requirements - Optional Advantages: - Experience with marketing conversion tracking technologies, e.g., Google Tag Manager. - Marketing content tools, e.g., Braze, HubSpot. - Typescript and static site generators, in Vue.js or equivalent (e.g., React). Process - Call with our Talent Partner (⏱️ 20-30') - Meeting the Hiring Manager and Product Lead (⏱️ 45-60') - Pair programming with a couple of engineers (⏱️ <75') Technology Stack - Frontend: Vue.js, JavaScript, TypeScript - Backend: Node.js - SDKs: Braze, HubSpot - Other Backend: Cloudflare Workers, Go or Python services using REST and gRPC - Infrastructure: Cloudflare, AWS, Kubernetes (EKS), and Terraform - Tooling: Sentry, Loki, Prometheus, and Grafana for observability, Snowplow, GitHub, and CircleCI for our CI/CD Benefits - What if your job made a real difference in the climate crisis? Join Ecosia and help plant millions of trees where people and ecosystems need them most. - We are a diverse team, committed to equality, equity, and inclusion, with members from various backgrounds: sexual orientations, genders, ages, races, ethnicities, nationalities, physical and mental disabilities, family structures, and religions. - We offer you the opportunity to balance work with other parts of your life: flexible working hours, 30 vacation days per year (based on a five-day workweek), designated Focus Times, and remote work options. - Our green benefits program - including subsidized public transport cards and bike inspection services - supports your sustainable living choices in Berlin. - We support your professional growth through learning times, hack days, online and physical libraries, and continuous feedback.

Role Description The Senior Software Engineer leads implementation for significant projects or major components, mentors junior engineers, and solves complex problems with high autonomy while collaborating cross-functionally. This position is part of a cross-functional software engineering team comprised of software engineers and QA automation engineers, and reports to an Engineering Team Lead. In this role, you will focus on building polished, performant, and accessible frontend experiences using React and the modern JavaScript ecosystem, playing a key part in shaping UI architecture decisions and driving frontend engineering excellence. Key Responsibilities - Lead implementation for large features or multi-sprint projects, driving frontend execution and delivery using React and TypeScript. - Architect and build scalable, reusable component libraries and design system integrations that ensure consistency across the product. - Decompose complex problems into milestones; translate acceptance criteria and design specs into robust, accessible UI solutions. - Mentor engineers through code reviews, pairing, and technical guidance; elevate team frontend capabilities. - Influence engineering practices (testing, design hygiene, performance, accessibility) to raise overall quality. - Contribute to proofs-of-concept and prototypes to validate UX approaches and reduce delivery risk. - Collaborate effectively with designers, product managers, QA, and backend engineers throughout development and testing. - Other duties as assigned. Qualifications - Bachelor’s degree or equivalent practical experience. - 6+ years of professional software engineering experience, with a strong focus on frontend development. - Deep proficiency in React, including hooks, context, and component lifecycle patterns. - Strong command of TypeScript and modern JavaScript (ES6+). - Proven experience building and consuming RESTful APIs and integrating with backend services. - Solid understanding of HTML5, CSS3, and responsive/adaptive design principles. - Experience with state management solutions (e.g., Redux, Zustand, React Query). - Familiarity with build tooling and bundlers (e.g., Vite, Webpack). - Strong fundamentals in software design, debugging, and maintainable coding practices. - Demonstrated ability to lead technical delivery, mentor others, and handle ambiguity effectively. - Track record of raising engineering quality (performance, accessibility, testing, maintainability). - Experience with frontend testing frameworks (e.g., Jest, React Testing Library, Cypress). - Experience participating in estimation and sprint planning. - Proficiency with version control systems (Git) and defect-tracking tools (e.g., Jira). - Strong written and verbal communication skills. - Detail-oriented, with strong analytical and problem-solving skills. - Demonstrated growth mindset — self-driven learning and continuous improvement. - Ability to work in a fast-paced, dynamic environment and balance multiple priorities. Nice to Have - Experience using AI tools (e.g., GitHub Copilot, Claude, v0) to accelerate frontend development. - Familiarity with cloud platforms, e.g. AWS or Azure, including deploying frontend applications (CDN, S3, static hosting). - Experience with server-side rendering or meta-frameworks (e.g., Next.js, Remix). - Knowledge of micro-frontend architecture patterns. - Background in web accessibility standards (WCAG 2.1) and assistive technology testing. - Exposure to CI/CD pipelines and DevOps practices for frontend deployments. - Experience with animation libraries (e.g., Framer Motion) or data visualization tools (e.g., D3.js, Recharts). What Success Looks Like - Delivers major frontend initiatives with predictable execution and clear stakeholder communication. - Builds UI components and experiences that are polished, performant, and accessible across devices. - Raises team performance through mentorship and improved frontend engineering practices. - Resolves complex technical challenges efficiently and leaves the codebase healthier than before. Working Conditions - Normal office environment - Extending viewing of computer screens Essential Functions - Spends time at a computer workstation and desk. - Moves throughout department or other locations to access or exchange information. - May involve carrying loads up to 50 lbs. and being able to remain in a stationary position. - May involve lowering oneself to file, and reaching, twisting or turning. - Involves handling office materials, typing, writing and other tasks that require manual dexterity. - Continuous listening. - Ability to communicate information. - This job may require accommodating different bodily movements and physical abilities.

Role Description The Software Engineer leads implementation for significant projects or major components, mentors junior engineers, and solves complex problems with high autonomy while collaborating cross-functionally. This position is part of a cross-functional software engineering team comprised of software engineers and QA automation engineers, and reports to an Engineering Team Lead. In this role, you will focus on building polished, performant, and accessible frontend experiences using React and the modern JavaScript ecosystem, playing a key part in shaping UI architecture decisions and driving frontend engineering excellence. Key Responsibilities - Lead implementation for large features or multi-sprint projects, driving frontend execution and delivery using React and TypeScript. - Architect and build scalable, reusable component libraries and design system integrations that ensure consistency across the product. - Decompose complex problems into milestones; translate acceptance criteria and design specs into robust, accessible UI solutions. - Mentor engineers through code reviews, pairing, and technical guidance; elevate team frontend capabilities. - Influence engineering practices (testing, design hygiene, performance, accessibility) to raise overall quality. - Contribute to proofs-of-concept and prototypes to validate UX approaches and reduce delivery risk. - Collaborate effectively with designers, product managers, QA, and backend engineers throughout development and testing. - Other duties as assigned. Qualifications - Bachelor’s degree or equivalent practical experience. - 3+ years of professional software engineering experience, with a strong focus on frontend development. - Deep proficiency in React, including hooks, context, and component lifecycle patterns. - Strong command of TypeScript and modern JavaScript (ES6+). - Proven experience building and consuming RESTful APIs and integrating with backend services. - Solid understanding of HTML5, CSS3, and responsive/adaptive design principles. - Experience with state management solutions (e.g., Redux, Zustand, React Query). - Familiarity with build tooling and bundlers (e.g., Vite, Webpack). - Strong fundamentals in software design, debugging, and maintainable coding practices. - Demonstrated ability to lead technical delivery, mentor others, and handle ambiguity effectively. - Track record of raising engineering quality (performance, accessibility, testing, maintainability). - Experience with frontend testing frameworks (e.g., Jest, React Testing Library, Cypress). - Experience participating in estimation and sprint planning. - Proficiency with version control systems (Git) and defect-tracking tools (e.g., Jira). - Strong written and verbal communication skills. - Detail-oriented, with strong analytical and problem-solving skills. - Demonstrated growth mindset — self-driven learning and continuous improvement. - Ability to work in a fast-paced, dynamic environment and balance multiple priorities. Nice to Have - Experience using AI tools (e.g., GitHub Copilot, Claude, v0) to accelerate frontend development. - Familiarity with cloud platforms, e.g. AWS or Azure, including deploying frontend applications (CDN, S3, static hosting). - Experience with server-side rendering or meta-frameworks (e.g., Next.js, Remix). - Knowledge of micro-frontend architecture patterns. - Background in web accessibility standards (WCAG 2.1) and assistive technology testing. - Exposure to CI/CD pipelines and DevOps practices for frontend deployments. - Experience with animation libraries (e.g., Framer Motion) or data visualization tools (e.g., D3.js, Recharts). What Success Looks Like - Delivers major frontend initiatives with predictable execution and clear stakeholder communication. - Builds UI components and experiences that are polished, performant, and accessible across devices. - Raises team performance through mentorship and improved frontend engineering practices. - Resolves complex technical challenges efficiently and leaves the codebase healthier than before. Working Conditions - Normal office environment. - Extending viewing of computer screens. Essential Functions - Spends time at a computer workstation and desk. - Moves throughout department or other locations to access or exchange information. - May involve carrying loads up to 50 lbs. and being able to remain in a stationary position. - May involve lowering oneself to file, and reaching, twisting or turning. - Involves handling office materials, typing, writing and other tasks that require manual dexterity. - Continuous listening. - Ability to communicate information. - This job may require accommodating different bodily movements and physical abilities.