Ulkasemi Pvt. Limited — Dhaka, Bangladesh
Feb 2022 → PresentTrainee Engineer (Feb 2022–May 2022) → Assistant DVE (Jun 2022–Dec 2023) → Design Verification Engineer (Jan 2024–Dec 2024) → Senior DVE (Jan 2025–Present)
DDR5 MRPHY GLS-based Verification (Client) · Nov 2024 – Present
- Ran multi-corner GLS regressions; resolved 20+ timing, X-propagation, and functional issues for tape-out.
- Enhanced UVM testbenches; drove coverage closure.
- Produced optimized VCDs for power analysis; automated flows to cut GLS debug by 30–40%.
GLS Readiness & Testbench Refactoring (Client) · Aug 2024 – Nov 2024
- Re-engineered UVM testbench for gate-level; uncovered 12 latent netlist bugs, improved QoR.
- Bash-driven CI regressions; ~50% less manual setup and nightly runs.
- Partnered with design to root-cause 12+ GLS failures; ~30% faster debug.
Real-Time Clock (RTC) IP Verification (Internal) · Nov 2023 – May 2024
- Test plans, coverage models, assertions; 90% functional / 100% code coverage (waivers).
- Reusable UVMF with UVM RAL; 25+ bugs caught; ~30% faster verification.
USB Power Delivery (PD) Controller (Client) · Sep 2022 – Jul 2023
- Robust UVM environment; 100+ constraint-random tests across RTL/GLS.
- Global checkers/scoreboards; 25+ functional bugs; first-silicon success.
- GLS with Cadence Xcelium across SDF corners; regressions in vManager.
Wishbone-I2C & AMBA APB/AHB (Training) · Mar 2022 – Aug 2022
- Multi-agent UVM testbench for Wishbone-I2C; single-agent benches for AMBA APB/AHB.
- Detailed test & coverage plans; >90% functional coverage.
- Python-automated regressions; ~30% shorter cycles.