Client Engine Software Engineer

Janea Systems is a dynamic team of software engineering specialists providing high-impact software development services to Fortune 500 companies. They are seeking a talented Client Engine Software Engineer to design and implement complex client-side engines, focusing on systems programming with a strong C++ emphasis.

Requirements:

• 10+ years of development experience in systems programming, with a strong C++ focus
• Proven ability to design and implement complex, stateful, fault-tolerant, high-performance client-side engines, including extraction engines, parsers, or equivalent systems
• Deep experience with advanced algorithms, including tree/graph traversal, heuristics, and performance optimization
• Strong fundamentals in concurrency, memory management, and performance profiling
• Fast learner with a can-do attitude and exceptional problem-solving abilities
• Self-sufficient, proactive, and comfortable working collaboratively on remote projects
• English skills (ability to effectively communicate via written and spoken English)
• A degree in computer science (or equivalent)
• Exposure to Rust, or a demonstrated willingness to migrate components from C++ to Rust incrementally
• Experience designing or extending declarative rule languages, query engines, or DSLs (e.g. XPath-like systems, custom parsing grammars)
• Experience with AI-assisted tooling, including LLM integration, vision models, or hybrid symbolic/ML systems
• Hands-on experience with secure local storage solutions such as SQLCipher or encrypted SQLite
• Familiarity with accessibility trees, UI automation frameworks, or structured UI extraction
• Cross-platform client development experience (Windows, macOS, Android)
• Competitive programming background or equivalent problem-solving depth
• Experience with secure client-cloud sync, serialization, and versioned protocols