Senior Backend Engineer

Description Sygnia is a top tier cyber technology and services company, providing high-end consulting and incident response support for organizations worldwide. Sygnia works with companies to proactively build their cyber resilience and to respond and defeat attacks within their networks. It is the trusted advisor and cyber security service provider of IT and security teams, senior managements, and boards of top organizations worldwide, including Fortune 100 companies. The company draws on top talent from the ranks of elite military technology units and from across the cyber industry and has some of the world’s top talents in cybersecurity. Described by Forbes as a “cyber security delta force”, it applies technological supremacy, digital combat experience, data analytics and a business-driven mindset to cyber security, enabling organizations to excel in the age of cyber. Our Technology division builds a world class product, considered by experts as the leading XDR platform for cyber analytics and investigations. Our product was deployed in hundreds of clients, including many Fortune 500 companies, all around the world (from North America through Europe, APAC and all the way to Australia), and as a part of the team you will have the privilege to take part in the ongoing fight against cyber threat actors of the highest levels. We are looking for a talented, passionate and experienced Senior Backend Engineer to join our team. You will help design and build the backend and data pipeline behind Sygnia’s leading XDR platform, operating at large scale and under real-world production constraints. We’re looking for someone with strong distributed systems fundamentals, high coding standards, and a collaborative, hands-on approach. Responsibilities: Lead the design and implementation of key backend components in Sygnia’s flagship product Build and operate a high-throughput data pipeline handling terabytes of data per day, with a focus on performance, reliability, and cost Drive engineering best practices (testing, observability, CI/CD, code review, technical design) and contribute to product/technical innovation Mentor engineers and help grow a strong engineering culture; learn and collaborate across teams Requirements Requirements : 5+ years of backend engineering experience building production systems 3+ years of professional Python experience Proven experience designing and building large-scale, performant distributed systems Strong experience with Docker and Kubernetes, and with a cloud provider (preferably AWS) Experience with one or more modern data stores / data platforms such as Snowflake, PostgreSQL, Redis and data lake formats (e.g., Parquet/Iceberg) Strong communication skills and ability to clearly articulate technical ideas and tradeoffs High proficiency in English (written and spoken) Collaborative, responsible team player who enjoys working in a dynamic, business-oriented environment Advantage: Microservices architecture experience Experience applying AI tools/assistants to engineering workflows (e.g., productivity, code quality, debugging, automation) Experience in cybersecurity / security products