DRAM Manufacturing Specialist (DDR5)

Location: Taiwan; the role is based in Taiwan

Company

hirify.global develops custom chips and systems to accelerate inference for large AI models, with a focus on high-throughput computing hardware.

What you will do

• Own the technical manufacturing relationship with DRAM suppliers and manage requirements, qualification plans, and production readiness.
• Translate device requirements into manufacturing specifications, test coverage, and acceptance criteria with design teams and DRAM partners.
• Review DRAM architecture and circuit implementation, including memory cells, sensing circuits, decoders, peripheral logic, redundancy, and repair.
• Define and review wafer probe, packaged-device, characterization, qualification, and production-screening strategies.
• Analyze wafer maps, bit-failure maps, yield trends, and characterization data to identify root causes and drive corrective actions.
• Improve yield, outgoing quality, test efficiency, and manufacturing readiness as products enter volume production.

Requirements

• Substantial experience in DRAM manufacturing, product engineering, test engineering, or device characterization.
• Hands-on experience with DDR5 DRAM development, qualification, or production testing.
• Deep understanding of DRAM structure and operation at gate and transistor level, including memory-cell behavior and analog sensing circuits.
• Practical experience selecting and implementing DRAM test strategies and interpreting schematics, specifications, timing diagrams, and failure signatures.
• Experience working directly with DRAM suppliers and resolving technical manufacturing issues.
• Strong communication skills in English and a degree in electrical engineering, electronics, semiconductor physics, or a related discipline, or equivalent industry experience.

Nice to have

• Custom DRAM development and new product introduction experience.
• DRAM redundancy analysis, repair flows, and on-die ECC evaluation.
• Reliability qualification, burn-in, and accelerated stress-testing experience.
• Statistical analysis and scripting with Python, JMP, or similar tools.
• Mandarin language skills.

Culture & Benefits

• High ownership and autonomy in driving technical work forward.
• Rapid iteration and direct collaboration with leadership.
• Close collaboration across hardware, software, silicon, and modeling teams.
• Competitive salary reflecting experience and the specialist nature of the role.
• Meaningful equity and an inclusive, diverse office environment.