MangoBoost
MangoBoost builds full-stack AI infrastructure solutions, including inference optimization software, GPU and storage systems, and orchestration tools. The Bellevue-based semiconductor company, founded in 2022, has raised $72M and employs 134 people.
The growth story
MangoBoost grew from 2 to 134 employees between 2021 and 2026, raising $72M along the way, most recently a Series B in April 2026.
About
MangoBoost develops integrated hardware and software solutions for AI data centers, addressing performance and efficiency limitations in conventional architectures. Its products include inference optimization software, GPU and storage systems powered by proprietary DPU technology, and orchestration tools that manage the entire stack.
The company has raised $72M in funding, reaching Series B in April 2026. Its workforce of 134 spans engineering-heavy roles, with a significant presence in semiconductor and AI infrastructure development.
Founders and leadership
Engineering is the largest function at MangoBoost, accounting for 43 employees. The company operates with a lean structure, focusing on in-house development across all layers of AI infrastructure.
The MangoBoost org chart
Jangwoo Kim (Founder and CEO) leads 26 mapped leaders with 5 direct reports. Click +N to expand a team; names link to the person’s public profile.
Departments, and which ones grew
Headcount by function: Engineering 85 (+4% YoY), Business Development 8 (+33% YoY), Operations 8 (+100% YoY), Information Technology 7 (+17% YoY), Human Resources 5 (+67% YoY), Sales 3 (+200% YoY).
Talent flow
MangoBoost recruits heavily from Samsung Electronics, which accounts for 16 hires, followed by Microsoft and academic institutions like Pohang University of Science and Technology and Carnegie Mellon University. Alumni have moved to companies like Google and Intelligent HW.
Most common previous employers of MangoBoost staff: Samsung Electronics (16), Microsoft (5), Pohang University of Science and Technology (4), Carnegie Mellon University (4), Cornelis Networks (3), Institut Teknologi Bandung (3). Former MangoBoost employees most often moved to Intelligent HW (2), Stony Brook University (2), Google (2), University of Waterloo (1), MADUP (1), MemComputing (1).
Alumni worth knowing
Web traffic
Traffic mix: 33% direct, 52% search, 4% social, 1% paid.
What this company is made of
Most common skills at MangoBoost: C (Programming Language) (47), Python (Programming Language) (47), C++ (43), Verilog (25), Field-Programmable Gate Arrays (FPGA) (22), Linux (20), Java (17), Embedded Systems (16).
Where the team actually sits
MangoBoost people are concentrated in Seoul, South Korea (33), South Korea (9), Gyeonggi, South Korea (9), Washington, United States (8). 2 offices on record.
Search footprint
MangoBoost attracts about 7 organic search visits a month, traffic worth roughly $0K a month if bought through ads. It gained 0 ranking keywords and lost 1 in the last period.
What employees say
- Compensation
- 4.00 / 5
- Career opportunities
- 4.00 / 5
- Senior management
- 4.00 / 5
- Work-life balance
- 4.00 / 5
Frequently asked
MangoBoost has 134 employees as of September 2026.
MangoBoost has raised $72M in total, most recently a Series B round in April 2026.
MangoBoost was founded in 2022 by Jangwoo Kim, Eriko Nurvitadhi, Dongup Kwon.
Jangwoo Kim (Founder and CEO) sits at the top of MangoBoost's reporting structure, with 5 direct reports.
The most common previous employers of current MangoBoost staff are Samsung Electronics (16 people), Microsoft (5 people), Pohang University of Science and Technology (4 people).
Former MangoBoost employees most often move to Intelligent HW (2), Stony Brook University (2), Google (2).
MangoBoost attracts about 7 organic search visits a month, worth roughly $0K a month in equivalent ad spend.
The most common skills among MangoBoost staff are C (Programming Language), Python (Programming Language), C++, Verilog, Field-Programmable Gate Arrays (FPGA).
MangoBoost staff are concentrated in Seoul, South Korea (33), South Korea (9), Gyeonggi, South Korea (9).
MangoBoost has about 85 people in Engineering, up 4% over the past year, as of September 2026.
MangoBoost has about 8 people in Business Development, up 33% over the past year, as of September 2026.
Computed from 79 current and 31 former MangoBoost profiles, as of September 2026. Source: Crustdata.
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