Senior Backend Engineer

CHEQ is the Intelligence Standard for the Human-AI Era, trusted by over 15,000 customers worldwide to confidently engage, transact, and thrive in this new era of digital transformation. Powered by award-winning cybersecurity technology, CHEQ offers the only integrated Traffic, Threat, and Identity Intelligence Engine, enabling companies to distinguish between legitimate users and bad actors - human, AI agent, or bot - and deliver granular, context-specific insights in real-time to marketing, commerce, and security platforms. CHEQ is a global company with offices in Tel-Aviv, New York, London and Tokyo. Our R&D organization is global, professional and strives for best practices and high efficiency. About the Role  This is an exciting opportunity for an experienced Senior Software Developer to join our growing R&D team and drive key architecture and development efforts. In this role, you will lead the design, build, and maintenance of scalable, production-ready systems for one of CHEQ’s main core engines and products. Working alongside high-performing engineers, you will take full ownership of features end-to-end: from database architecture and high-performance backend microservices to modern frontend applications. This is a high-impact position for a seasoned engineer looking to influence product direction and solve complex technical challenges in a fast-paced, global environment. Our stack is NodeJS, Typescript , Python and more. microservices on Kubernetes in AWS, with PostgreSQL, MySQL, ClickHouse, Redis, Grafana, and GitLab CI/CD. We embrace AI-assisted development—engineers work daily with tools like Claude Code across coding, code review, and system design. What You’ll Do Design and develop and maintain new and existing features across the core engine and other products in the team. Collaborate with Product Managers and Designers to define product specifications and translate them into high-quality technical solutions. Promote best practices in testing, performance, and security. Participate in the on-call rotation and support production issue investigations and validations. Requirements: Education: Bachelor's degree in Computer Science, Software Engineering,BA or BsC from a recognized university - A Must Core Technical Skills: Advanced knowledge in NodeJS and TS - A Must - 7 years of experience and above. Fullstack capabilities in react/vue - An advantage. Cloud Exposure: Solid foundational understanding of cloud environments (AWS, GCP, or Azure) Database experience - worked with both relational and non relational databases. Can be SQL, Clickhouse, Snowflake and for noSQK - MongoDB, Couchbase, DocumentDB or DynamoDB. Adaptability & Drive: Strong autodidact with a proven ability to learn complex concepts quickly and independently AI-First Mindset & Execution: Throughout your work experience in the last 2 years - you consistently apply an AI-first approach to problem-solving. (not treating AI as a simple autocomplete tool but leverages modern AI tooling, across the entire software development lifecycle) from rapid prototyping and architecture design to automated unit test generation and debugging. Work Ethic: Highly passionate about technology, results-driven, proactive, and committed to delivering high-quality work. Collaboration: Excellent team player with strong communication skills and a collaborative mindset