Overview As Principal Compiler Architect, you will own the COBOL compiler component of our JOPAZ product and guide the technical direction and architecture. You will ensure behavioral equivalence between COBOL semantics on the JVM and native execution, drive JVM performance, and shape the optimization roadmap. You will collaborate with cross-functional teams including mainframe connectivity, and grow into technical and people leadership. This role offers the chance to impact mission-critical systems at scale on IBM Z-based platforms, with opportunities to mentor engineers and lead a growing team.
Compensation / Benefits- base salary 00
- 10% discretionary annual bonus
- company-paid holidays, sick leave, vacation
- paid family leave and other leaves
- 401(k) plan with up to 5% employer match
- wellness program and home office stipend
Responsibilities- Own the compiler end to end for the JOPAZ product
- Guard correctness as the top priority
- Define semantics mapping of COBOL onto the JVM to ensure behavioral equivalence with native execution
- Drive performance optimizations on the JVM
- Set the technical roadmap for the optimization strategy and maintain codebase coherence
- Collaborate across product areas, including mainframe connectivity layers
- Grow into technical and people leadership
Key requirements- Proven end-to-end compiler construction experience with production compiler contributions
- Multi-year JVM code expertise
- Correctness and semantics engineering
- Architecture-level judgment for optimization strategies
- Ability to defend cross-cutting technical decisions in a long-lived codebase
- Technical leadership instincts (mentoring engineers, clear design communication)
- mentoring engineers
- clear communication of designs
- leadership mindset
- end-to-end compiler construction
- JVM code expertise
- correctness and semantics engineering
