Frontend Developer

WHO ARE WE? SQREEM is the world's leading Large Behavioral Model(LBM), powering a new paradigm in AI Foundational Models that understand people's intent and predict real-world behavior based on real-time signals. SQREEM's next generation platform is designed to work seamlessly at the orchestration layer of the digital advertising ecosystem. Buyers will be able to design audiences according to their business needs, across the omnichannel programmatic spectrum, including CTV, DOOH and more. The SQREEM platform is also designed to work within the API-led/agentic workflows of any other platform, giving buyers direct access to the SQREEM Large Behavioral Model (LBM) and enabling high quality, mathematically modeled media curation via any partners proprietary operating system. WHAT WILL YOU BE DOING? Overview: We are seeking a versatile and highly skilled Full Stack Developer to join our development team. In this role, you will be instrumental in designing, building, and maintaining robust, high-performance software applications. While you will work across the entire stack, your expertise will shine brightest on the front end, where you will focus on crafting engaging and highly interactive user interfaces using modern frameworks like React, Vue.js, and JavaScript/TypeScript. This position is ideal for a developer who excels at the intersection of design and development, ensuring a seamless, high-quality user experience. You will collaborate closely with design and product teams to translate complex requirements into elegant and scalable full-stack solutions. How will YOU contribute to the Team?Design and implement robust, interactive user interfaces and features for our core software applications using modern front-end frameworks like React and Vue.js. Contribute across the full stack, developing and integrating scalable back-end services, APIs, and database interactions to power the front end. Collaborate closely with product managers, UX/UI designers, and other engineers to translate complex business requirements and creative concepts into elegant, high-performance technical solutions. Maintain and improve code quality through writing unit/integration tests, performing code reviews, and staying current with the latest advancements in JavaScript/TypeScript and web development best practices. Optimize applications for performance, responsiveness, and scalability. Maintain and improve existing front-end components and frameworks. Write clean, maintainable, and well-tested code. Implement best practices in UI/UX, animations, and browser performance optimizations. Research and integrate emerging technologies, such as WebGL, Three.js, PixiJS, Phaser, or BabylonJS, to create cutting-edge interactive experiences. Work within a fast-paced environment and iterate quickly based on client feedback and project requirements. WHO ARE WE LOOKING FOR? Required Qualifications Proven experience as a Front-End Developer with a strong portfolio of complex web applications. Expert proficiency in JavaScript (ES6+) and TypeScript, along with modern web technologies like HTML5 and CSS pre/post-processors. Practical experience integrating and working with Large Language Model (LLM) APIs, including prompt design, API orchestration, and response handling. Familiarity with AI/ML workflows and cloud-based services (AWS preferred), including SDK usage for deployment, authentication, and data access. Deep expertise in React.js or Vue.js, and a solid understanding of component-based architecture and state management (e.g., Redux, Vuex, Zustand). Demonstrated experience in building and consuming RESTful APIs and integrating services like WebSockets to create seamless, real-time user experiences. Strong understanding of performance optimization techniques for high-traffic web applications, including asset management, caching strategies, and load time improvements. Solid practical experience with version control (Git), modern development workflows, and familiarity with CI/CD pipelines. Excellent ability to diagnose, troubleshoot, and debug complex software issues across the full stack efficiently. Desired Skills (Nice to Have) Experience with backend languages/frameworks (e.g., Node.js, Python, or Go) and familiarity with database design (e.g., PostgreSQL, MongoDB). Exposure to cloud platforms like AWS, GCP, or Azure. Familiarity with containerization technologies (e.g., Docker, Kubernetes). Knowledge of advanced web graphics or data visualization libraries (e.g., D3.js, Three.js). A strong interest in exploring emerging technologies and patterns that push the boundaries of modern software development. OUR ETIQUETTE We work together to give everyone the power to share their story, explore what they love, andconnect with one another in the process. In our culture, we live by the following values: Innovation & Agility Teamwork & Collaboration Data Integrity & Ethics Results-driven performance Human by design Our people are at the heart of what we do and the driving force behind our growth and success.We value our culture as the lifeblood of our business and work hard every day to maintain this aswe continue to grow and scale our team. We believe in offering opportunities to learn and growevery day, and we have a strong track record in developing great people. We are proud to be an equal opportunity workplace. We review job applications without regard totheir race, color, religion, gender identity, national origin, citizenship, age, and marital status. PERSONAL ATTRIBUTES You are self-starter, independent, and problem-solving. You consider yourself a high-performance personality Understand what it means to deliver excellence. Good sense of humor and ability to stay calm under pressure. Well-organised with excellent communication and time management skills. WHAT CAN WE OFFER YOU Our people are at the heart of what we do and the driving force behind our growth and success. We value our culture as the lifeblood of our business and work hard every day to maintain this as we continue to grow and scale our team. We believe in offering opportunities to learn and grow every day, and we have a strong track record in developing great people. We are proud to be an equal opportunity workplace. We review job applications without regard to their race, color, religion, gender identity, national origin, citizenship, age, and marital status. Social work environment Flexible working arrangements Mentorship programs Remote working support across multiple markets We are a team of passionate experts. We are not just leading this industry; we are defining it. Please send us your resume in English to [email protected]