VLSI placement and physical synthesis (core algorithms & implementation)
Mathematical modeling and numerical methods
Linear programming and network flow (modeling & implementation)
Circuit modeling and simulation (core algorithms & implementation)
Expert C/C++ and meta-programming
Compilers, interpreters and virtual machines (implementation)
Computer architectures and high performance algorithm implementation
High performance computing
High Performance, 'in core' database implementation
Expert in debugging non-determinism, concurrent and parallel failures
Linux, awk, sed
R, Maxima and Julia
Successful products:
Circuit simulation: ADT Spice, Cadence Spectre
Functional simulation: Synop...