• Develop and ship user-facing features with React and TypeScript • Build responsive UIs and collaborate closely with designers • Integrate frontend applications with backend services • Develop and maintain services using Node.js • Design and optimize database schemas and queries • Build and own microservices and REST APIs • Implement and optimize REST API Gateway, GraphQL • Work closely with the DevOps team to manage backend services on AWS • Provide technical guidance and mentorship to junior developers

• Solve high-impact problems across CKEditor and CKSource products, spotting where AI or automation can add value. • Work with product and engineering stakeholders to clarify goals, scope, and success metrics. • Design pragmatic end-to-end solutions across the editor, backend services, and other portfolio products. • Prototype quickly, iterate with feedback, and evolve the best ideas into production features. • Build integrations and platform patterns (APIs, workflows, ecosystems) that extend product capabilities. • Influence technical direction and best practices across teams, helping others adopt new tools effectively. • Drive adoption of AI-assisted development (agents, reviews, testing, ops) to improve how we build and ship software.

• Lead and mentor a team of software engineers, setting technical standards and best practices • Architect and deliver scalable cloud systems using Infrastructure as Code (Terraform) • Design and implement full-stack features leveraging TypeScript (Node.js/React or similar) and C# (.NET) • Own end-to-end DevOps pipelines — CI/CD, monitoring, infrastructure automation, and reliability • Integrate AI engineering capabilities into products (LLM integration, generative AI features, AI agents, RAG pipelines, etc.) • Collaborate with product and cross-functional teams to translate business needs into technical solutions • Conduct code reviews, architectural reviews, and drive continuous improvement in code quality, performance, and security • Champion cloud best practices, cost optimization, and platform modernization initiatives

• Lead the design and delivery of large-scale, mission-critical systems aligned with product roadmap and long-term strategy. • Drive architectural decisions and evaluate new technologies and open-source solutions. • Cultural and technical champion: Define and enforce engineering best practices across teams. • Design and build highly scalable, fault-tolerant, and financially correct systems in a regulated environment. • Continuously improve platform reliability, observability, and performance. • Translate business outcomes into scalable technical solutions. • Develop deep understanding of product, financial systems, and roadmap. • Lead cross-team initiatives and partner with PM, Design, DevOps, Security, Risk, Fraud, and external providers. • Drive resolution of complex production issues and implement long-term fixes. • Mentor and coach engineers to raise the overall technical bar.