KIEFER
kiefer.gr
Actively hiring
AI Compute & Inference
Data Centers & Colocation
Foundation Models
Wind Energy
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Jobs
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How KIEFER hires
Truth index
A 94/100
Median time to fill
43 days
Ghost roles
0%
Stale roles
25%
Reposted roles
0%
KIEFER scores A on the Alion truth index (A is best, E worst), measured over 4 open roles re-checked against its own hiring board: 0% look like ghost listings, 25% have gone stale and 0% are the same role posted again. Its roles close in a median of 43 days. 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
KIEFER is an energy and advanced technology group headquartered in Athens, Greece. The company builds and operates renewable energy projects, principally wind, and runs a technology arm developing Sophea AI, a family of Greek language models, along with robotics and sovereign GPU cloud infrastructure. It is establishing Greece's first sovereign AI data centre, powered by renewable generation, in partnership with NVIDIA.
News
New Details About Kiefer Sutherland's Arrest & What Allegedly Happened with Uber Driver
New details have emerged about what allegedly happened in that Uber car with Kiefer Sutherland, leading to his arrest this week. The 59-year-old
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Lee Kiefer adds first individual world title to her three Olympic fencing gold medals
Lee Kiefer won the individual foil world title for the first time in her 12th try.
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Team USA Fencers Lee Kiefer and Gerek Meinhardt's Relationship Timeline
Team USA fencers Lee Kiefer and Gerek Meinhardt wed in 2019, five years later both are heading to Paris for the 2024 Olympic Games
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Lee Kiefer earns 2nd Olympic gold in women's foil fencing with a victory over American teammate Scruggs
Lee Kiefer won 15-6 in the final against her American teammate Lauren Scruggs and celebrated by pirouetting down the piste in joy.
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Kiefer earns 2nd Olympic gold in women's foil fencing with a victory over American teammate Scruggs
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Parts of Anselm Kiefer sculpture stolen from French warehouse
Lead books stolen from artwork, representing loss of more than $1m, according to prosecutor
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Tech stack
Technologies named in job postings at KIEFER over the last 12 months, by layer, with the share of postings for each.
Technologies in use
60
Postings analysed
15
Stack modernity
74/100AI adopter
Languages
Python53%
JavaScript27%
TypeScript20%
Node JS20%
Frameworks & libraries
SGLang27%
PyTorch20%
Triton20%
React Native13%
Databases
PostgreSQL13%
Redis13%
ElasticSearch7%
OpenSearch7%
Cloud & platforms
vLLM27%
TGI20%
Kubernetes20%
AWS7%
AI & ML
LLM47%
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Full KIEFER tech stack
60 technologies · by team · pay by technology · changes · similar stacks
Salary insights
Compensation ranges based on this company's open jobs
Median
$140k
Typical range
$67k – $224k
Open positions
6
6
Jobs
Senior
83.3%
Staff
16.7%
| Level | Jobs | Median | Typical range |
|---|---|---|---|
| Senior | 5 | $101k | $67k – $179k |
| Staff | 1 | $224k | $224k |
Highest paying role
ML Team Lead (Sophea AI)
$224k
Normalized to USD per year
All salaries at KIEFER
By role, level and city, against the market · 6 jobs with pay
Growth
Hiring Momentum
64/100
Growing
Open positions
9
0 opened / 5 closed in 30 days
Median time-to-fill
54 days
faster than 26% of the market
ATS activity
Every ~4 hours
Today
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.
Management
17% ▲
Sales
17% ▼
AI/ML
8% ▼
Backend
8% ▼
Frontend
8% ▼
DevOps
8% ▼
Activity Timeline
New location: Greece
Sep 2026
Added Linux to stack
Sep 2026
Added Machine Learning to stack
Sep 2026
Added Microsoft Excel to stack
Sep 2026
New location: Thessaloniki
Sep 2026
Added EU AI Act to stack
Sep 2026
Added Commander.js to stack
Sep 2026
Added Browser Agents to stack
Sep 2026
Added Physical AI to stack
Sep 2026
Added GitHub to stack
Aug 2026
Added TGI to stack
Aug 2026
Added Pre-training to stack
Aug 2026
Offices
Where the company hires and what each office is for
Cities
2
Hiring now
2
Countries
1
Busiest office
Athens
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Headquarters
Builds here
Office with open vacancies
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Athens
Greece
HQ
7 open roles 10 posted in 90 days 43% engineering $143k Avg Salary
hires for AI/ML, Sales, Backend
Thessaloniki
Greece
1 open roles 1 posted in 90 days
hires for Sales
Jobs
$67k – $101k per year • Hybrid • Full-Time • 6+ years exp • Athens
Python
JavaScript
TypeScript
Node JS
PostgreSQL
Redis
ElasticSearch
OpenSearch
AI/ML
Speech Recognition
LLM
Physical AI
Frontend
React.js
Mobile
React Native
DevOps
WebRTC
WebSockets
AWS
Docker
Kubernetes
Cybersecurity
SOC 2
GDPR
Apply
$90k – $179k per year • Remote (Poland) • Full-Time
Python
vLLM
Fine-tuning
Quantization
Computer Vision
Speech Recognition
SGLang
TensorRT
TGI
PyTorch
LLM
RAG
Triton
Pre-training
Physical AI
Machine Learning
DevOps
Docker
Apply
$90k – $179k per year • Hybrid • Full-Time • Athens
Python
vLLM
Fine-tuning
Quantization
Computer Vision
Speech Recognition
SGLang
TensorRT
TGI
PyTorch
LLM
RAG
Triton
Pre-training
Physical AI
Machine Learning
DevOps
Docker
Apply
$146k – $224k per year • Hybrid • Full-Time • Athens
vLLM
Fine-tuning
Reinforcement Learning
Quantization
SGLang
LLM
Triton
Pre-training
Physical AI
Robotics
Reinforcement Learning
Apply