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Careers · Join us
Looking for founding team members.
Team building began in earnest with OntoCraft's incorporation on June 5, 2026. We are looking for people to join at the fastest point in the platform's growth.
What you get
Founding-member impact
You're in the room when product, culture, and architecture are decided. Your work becomes the company's DNA.
Deep domain learning
Defense · education · IoT — you work at the deepest layer of Korean industry. Depth, not surface.
Ownership · autonomy
Authority to shape your domain without role boundaries. Evaluated on outcomes, not reports.
Open roles
Backend Engineer
Senior preferred · 2 headcount
Build ONTOFLOW's graph infrastructure and natural-language routing engine together. A rigorous code culture with 9,806+ tests.
TypeScript · NestJS · Neo4j · Distributed systems
Frontend Engineer
Senior preferred · 1 headcount
Make knowledge graphs and intelligence tangible for people. Craftsmanship in visualization and interaction.
React · TypeScript · D3 · MapLibre · Data visualization
Domain Specialist
Per domain · contract available
Domain dictionaries · ontology design · stakeholder meetings. The bridge between the technical team and the field.
Defense · public sector · industrial domain depth
Sales · BD
Senior · 1 headcount
Build defense and public-sector adoption together. Creating a sales culture from zero.
B2G · Government sales · proposal writing
Designer · DevRel
Generalist · 1 headcount
Shape OntoCraft's brand and insight content together. A rare seat in Korean B2B.
Brand · Product · Content
How to apply
Select "Careers · Join us" in the form above and send your role of interest, availability, and portfolio link. Open applications are also welcome even if your exact role is not listed.
Company
OntoCraft, Inc.
Incorporated 2026.06.05
Domains
ontocraft.com
ontocraft.ai
Location
Seoul, South Korea
HQ address to be announced