Principal Engineer, Cross-Platform Engine

Janea Systems (USA) is a dynamic team of the best & brightest software engineering specialists and solutions innovators, from around the world. From kernel to cloud, we provide high-impact software development services to Fortune 500 companies.

We are seeking an exceptionally talentedClient Engine Software Engineer to join our rapidly growing team.  

To be considered for this position, you must have the following qualifications:  

• 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)  

Ideal candidates will also have:  

• 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 

Why join Janea? Because world-class talent deserves world-class opportunities. What we offer:  

• Competitive compensation with benefits, paid vacation, and sick leave.
• The opportunity to work with a globally diverse team of top Engineering talent on the industry’s toughest Engineering challenges. 
• Ultra-flexible working conditions – we provide a generous office equipment allowance so you can work from home, we can also provide you with a desk at an office/coworking facility near you or use both. No business travel necessary. 
• An enjoyable, start-up work environment, with excellent opportunities for professional growth and development.
• Flexible working hours – as a remote-first company, our focus has always been on getting the job done well, not when or where it gets done.  

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