Sionic AI
sionic.ai
Actively hiring
LLM & Generative AI
Artificial Intelligence
As featured in
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Overview
News
Technologies
Salaries
Products
People
Growth
Offices
Jobs
Financials
Funding and backers
Hiring now
15
+1 posted in 30 days
Backers
2
Atinum Investment, LB Investment
Momentum
3/100
hiring for its size
Last sign of life
this month
a posting or a news item
Tractionpublic signals, read monthly
Web presence
top 0.75%
of 133.2M domains by links, Common Crawl
Registers and programsofficial lists and records that name the company
| Legal entity | Docs Career Sionic AI Inc. | its site |
Founders and leadersfrom filings, registers and the company's site
Sukhyun Ko BusinessCEOcompany's site
Backed byfrom the funds' portfolios and accelerator catalogs
Atinum Investment 
LB Investment Similar startupsby what they do, their industry and backers
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How Sionic AI hires
Truth index
B 75/100
Ghost roles
0%
Stale roles
100%
Reposted roles
0%
Sionic AI scores B on the Alion truth index (A is best, E worst), measured over 6 open roles re-checked against its own hiring board: 0% look like ghost listings, 100% have gone stale and 0% are the same role posted again. It measures how much of what this employer publishes turns into a real, finite search - not the employer as a workplace. How the index is computed
Overview
We provide cutting-edge Generative AI technology seamlessly to your current service. Prepare future with Sionic AI and make your business great again!
News
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'토종 AI 다크호스' 사이오닉에이아이, 250억 '메가톤급' 투자 유치 성공... 누적 300억 돌파, 글로벌 AI 시장 정조준 INVESTMENT 스타트업 기사본문
AI 기반 엔터프라이즈 솔루션 스타트트업 사이오닉에이아이(대표 고석현)가 250억 원 규모의 시리즈 A(Series A) 투자를 성공적으로 유치하며 업계의 이목을 집중시키고 있다. 이로써 사이오닉에이아이는 설립 2년 8개월 만에 누적 투자금 300억 원 이상을 확보, 국내 엔터프라이즈
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Report
リートンテクノロジーズ、Sionic AIとMOU締結
Wrtn Technologies, Inc.のプレスリリース2024年9月10日 17時00分リートンテクノロジーズ、Sionic AIとMOU締結
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Tech stack
Technologies named in job postings at Sionic AI over the last 12 months, by layer, with the share of postings for each.
Technologies in use
49
Postings analysed
13
Stack modernity
75/100AI adopter
Languages
Python15%
Rust15%
Frameworks & libraries
PoC Library23%
FAISS8%
SGLang8%
pgvector8%
Databases
Redis15%
PostgreSQL15%
Qdrant8%
Cloud & platforms
GitHub Actions15%
Grafana15%
Kubernetes15%
AWS8%
AI & ML
LLM92%
VLM8%
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Full Sionic AI tech stack
49 technologies · by team · pay by technology · changes · similar stacks
People
Sukhyun Ko Business
CEO
Names and roles come from public filings, company registers and the company's own site. Is this you? Correct or remove
Growth
Hiring Momentum
51/100
Stable
Open positions
15
1 opened / 0 closed in 30 days
ATS activity
Every ~10 hours
09/25/2026
Hiring Dynamics
+100%
Hiring Focus
The percentage next to each role is its share of the company's job openings over the last 90 days; the arrow shows the shift versus the previous period.
Design
22% ▼
AI/ML
11% ▼
DevOps
11% ▼
Administrative
11% ▲
Management
11% ▲
Marketing
11% ▼
Offices
Where the company hires and what each office is for
Cities
1
Hiring now
1
Countries
1
Busiest office
Seoul
Seoul
South Korea
Remote hub
15 open roles 9 posted in 90 days 40% engineering 80% remote
hires for AI/ML, Design, Management
서울특별시 강남구 남부순환로359길 29 서울
Jobs
≈ $65k – $175k per year (Estimated) • In office • Seoul
Python
Go
Rust
FastAPI
Databases
Qdrant
AI/ML
vLLM
NLP
LLM
RAG
Hugging Face
Machine Learning
DevOps
Terraform
Helm
GitHub Actions
Istio
Kubernetes
Apply
≈ $65k – $175k per year (Estimated) • Remote (South Korea) • Full-Time • Seoul
Python
Go
Rust
FastAPI
Databases
Qdrant
AI/ML
vLLM
NLP
LLM
RAG
Hugging Face
Machine Learning
DevOps
Terraform
Helm
GitHub Actions
Istio
Kubernetes
Apply
≈ $66k – $176k per year (Estimated) • Remote (South Korea) • Internship • Seoul
Claude Code
Anthropic
DevOps
GitHub
Apply
≈ $68k – $183k per year (Estimated) • Remote (South Korea) • Full-Time • Seoul
RLHF
Multimodal AI
Chain-of-Thought
AI Agents
VLM
LLM
RAG
Synthetic Data
DPO
SFT
GRPO
Post-training
OCR
Apply
≈ $61k – $149k per year (Estimated) • In office • Full-Time • Seoul
LLM
RAG
Apply
Remote (South Korea) • Full-Time • Seoul
Python
Rust
PostgreSQL
Redis
AI/ML
LLM
RAG
DevOps
Terraform
Ansible
Helm
Cilium
GitHub Actions
Istio
Loki
Nomad
Prometheus
CI/CD
ArgoCD
AWS
Kubernetes
Nginx
Grafana
Service Mesh
Mimir
Argo Workflows
Cortex
Apply
≈ $64k – $172k per year (Estimated) • Remote (South Korea) • Full-Time • Seoul
Python
Rust
PostgreSQL
Redis
pgvector
FAISS
Qdrant
AI/ML
vLLM
SGLang
LLM
RAG
DevOps
GitHub Actions
Loki
Prometheus
SLURM
CI/CD
ArgoCD
Kubernetes
Grafana
Argo Workflows
Cortex
HPC
Apply
Remote (South Korea) • Full-Time • Seoul
Model Context Protocol
LLM
RAG
OCR
Apply
Remote (South Korea) • Internship • Seoul
Model Context Protocol
LLM
RAG
Design
Figma
Apply