Senior Software Engineer

Job description

This is a chance to own full-stack problem spaces end-to-end, shaping ambiguous requirements into robust, scalable systems while working at the frontier of AI-assisted engineering, on a platform that powers learning for students and teachers across 120+ countries. We’re a 125-person EdTech scale-up powering learning in 120+ countries. Our intelligent platform replaces traditional textbooks and combines rich, interactive pedagogy with smart AI and data to help students and teachers thrive, from international schools to US high schools. Why join Kognity? - Work on problems that matter – Your work directly influences the lives of teachers and students in over 100 countries. The scale is global, and the outcomes are tangible. - High ownership, high expectations – You will be trusted to take initiative, make decisions and drive outcomes. Responsibility comes early, accountability is real, and results matter. - A fast-moving, high-performing team – You will work with smart, driven colleagues across the globe on complex problems. Standards and expectations are high, feedback is direct, and the pace is fast. - Continuous growth is the baseline – Everyone is expected and supported to learn quickly, improve constantly and raise their own bar. If you enjoy responsibility, momentum and meaningful challenge, you will thrive here. What you’ll do: - Design, build and ship full-stack features in Python and TypeScript, using AI-assisted workflows to accelerate execution while maintaining high quality and ownership from concept through iteration - Design and evolve systems with a strong focus on architecture, boundaries and long-term maintainability, making sound technical decisions across APIs, data models, caching and testing - Own problem spaces end-to-end, including shaping ambiguous requirements, defining the right approach and guiding execution toward robust, scalable solutions - Continuously improve the codebase by simplifying solutions, reducing technical complexity and driving changes that have an impact across the team and system - Guide and review implementation, including work produced through AI-assisted workflows, ensuring quality, consistency and alignment with system design What we’re looking for: - Strong coding ability in JavaScript or TypeScript and at least one backend language, combined with the ability to evaluate, guide and refine implementation to reach production-ready outcomes efficiently - Proven experience building and shipping features in a fast-moving product environment, with a track record of delivering high-quality solutions with real impact - Experience owning features end-to-end, including shaping requirements, making technical decisions and iterating based on feedback and outcomes - Strong understanding of system design, with attention to architecture, abstraction and long-term maintainability - Experience using AI-assisted development tools, or a strong interest in adopting them as a core part of how you design, build and iterate on software How we hire 1. Discovery call with a Recruiter 2. Hiring manager discussion 3. Live coding session 4. Values discussion 5. Systems design session 6. Leadership talk Every qualified person will be evaluated regardless of age, gender, identity, nationality, ethnicity, sexual orientation, disability status or religion. We’re committed to building a diverse, inclusive team and welcome people of all backgrounds, experiences, perspectives, and abilities. See more about how we collect and process your personal data in our Privacy Notice https://kognity.com/wp-content/uploads/2026/04/Kognity-Recruitment-Privacy-Notice_0326.pdf.