Chiti Simbotwe

Software engineer specializing in high-performance, low-latency systems and distributed infrastructure. Experience building real-time systems, optimizing throughput, and improving reliability of production systems under load. Strong background in C++ and large-scale distributed systems.

SOFTWARE ENGINEER at Summit Securities Group (2023-07 – 2026-03)

• Engineered C++ infrastructure for performance-critical execution paths (order entry, market data) in high-frequency trading, owning systems from design through production
• Designed ingestion systems for high-throughput external market data feeds, scaling infrastructure to support options trading and increased message volume under bursty conditions
• Optimized existing platform by identifying and resolving performance bottlenecks in hot paths, improving latency and throughput under load
• Built and deployed production features across C++ and Python systems, contributing to ongoing development and stability of the trading platform

SOFTWARE ENGINEER at Meta Platforms Inc (2021-08 – 2023-02)

• Built backend systems for large-scale distributed infrastructure on the ServiceRouter team, supporting high-volume service-to-service RPC communication
• Optimized performance and reliability of production systems under high traffic and strict availability requirements
• Participated in on-call rotations, debugging and resolving production incidents in large-scale infrastructure

SOFTWARE ENGINEERING INTERN at Meta Platforms Inc (2020-05 – 2020-08)

• Optimized core Python runtime data structures (dict, set, deque), improving performance of the Python language used across Meta’s backend systems
• Improved memory utilization of Python dictionaries by compressing key representation, reducing overhead in performance-critical paths
• Improved set performance by ~13% by redesigning probing logic to reduce collision rates
• Improved deque performance by ~45% by rewriting performance-critical paths in C++

BACHELOR OF SCIENCE in COMPUTER SCIENCE AND ENGINEERING – Massachusetts Institute of Technology (2021-06)