Black Forest Labs tech stack

Black Forest Labs builds mostly with Python, TypeScript, Go, Rust. Its stack also includes PyTorch, FSDP, CUDA Toolkit, Figma. Stable Diffusion is named in 12 of the 12 job postings Black Forest Labs published in the last 12 months (100%). Counted by Alion from the job postings of Black Forest Labs, updated Sep 27, 2026.

Source: Alion Coverage: the company's job postings of the last 12 months Sep 27, 2026
Technologies in use
48
Postings analysed
12
Open now
12
Modernity
81 /100
New in 6 months
7

What programming languages does Black Forest Labs use?

Python is named in 17% of job postings at Black Forest Labs, followed by TypeScript (17%), Go (8%), Rust (8%).

Python 2 17% required in 100% · 2 open now · since Sep 2024
TypeScript 2 17% required in 50% · 2 open now · since May 2026
Go 1 8% required in 100% · 1 open now · since May 2026
Rust 1 8% required in 100% · 1 open now · since May 2026
JavaScript 1 8% optional · 1 open now · since Sep 2024

What frameworks and libraries does Black Forest Labs use?

PyTorch is named in 25% of job postings at Black Forest Labs, followed by FSDP (17%), CUDA (8%), CUTLASS (8%).

PyTorch 3 25% required in 100% · 3 open now · since Sep 2024
FSDP 2 17% required in 100% · 2 open now · since Sep 2024
CUDA 1 8% required in 100% · 1 open now · since Sep 2024
CUTLASS 1 8% required in 100% · 1 open now · since Jun 2026
LeRobot 1 8% required in 100% · 1 open now · since Jun 2026
NCCL 1 8% required in 100% · 1 open now · since Jun 2026
Triton 1 8% required in 100% · 1 open now · since Sep 2024
Next.js 1 8% optional · 1 open now · since Aug 2026
Show all (9)
React.js1

What cloud and platforms does Black Forest Labs use?

CUDA Toolkit is named in 8% of job postings at Black Forest Labs, followed by Figma (8%), Vercel (8%), Anthropic (8%).

CUDA Toolkit 1 8% required in 100% · 1 open now · since Sep 2024
Figma 1 8% required in 100% · 1 open now · since Aug 2026
Vercel 1 8% required in 100% · 1 open now · since May 2026
Anthropic 1 8% optional · 1 open now · since May 2026
Cloudflare 1 8% optional · 1 open now · since May 2026

What developer tools does Black Forest Labs use?

Model Context Protocol is named in 8% of job postings at Black Forest Labs.

Model Context Protocol 1 8% required in 100% · 1 open now · since May 2026

What AI and ML technologies does Black Forest Labs use?

Stable Diffusion is named in 100% of job postings at Black Forest Labs, followed by LLM (33%), Claude (8%), LoRA (8%).

Stable Diffusion 12 100% required in 100% · 12 open now · since Sep 2024
LLM 4 33% required in 100% · 4 open now · since Apr 2026
Claude 1 8% required in 100% · 1 open now · since May 2026
LoRA 1 8% required in 100% · 1 open now · since Apr 2026
VLM 1 8% required in 100% · 1 open now · since Apr 2026
PEFT 1 8% optional · 1 open now · since Apr 2026

Which engineering practices does Black Forest Labs ask for?

Multimodal AI is named in 33% of job postings at Black Forest Labs, followed by Fine-tuning (25%), Diffusion Models (17%), Knowledge Distillation (17%).

Multimodal AI 4 33% required in 100% · 4 open now · since Apr 2026
Fine-tuning 3 25% required in 100% · 3 open now · since Sep 2024
Diffusion Models 2 17% required in 100% · 2 open now · since Sep 2024
Knowledge Distillation 2 17% required in 100% · 2 open now · since Apr 2026
Model Distillation 2 17% required in 100% · 2 open now · since Apr 2026
SFT 2 17% required in 100% · 2 open now · since Apr 2026
Tokenization 2 17% required in 100% · 2 open now · since Apr 2026
Agentic Workflows 1 8% required in 100% · 1 open now · since May 2026
Show all (22)
DPO1
Function Calling1
Machine Learning1
Platform Engineering1
Post-training1
Quantization1
RLAIF1
RLHF1
Reinforcement Learning1
Reinforcement Learning1
Reward Modeling1
Tool Use1
Vision-Language-Action1
A/B Testing1

What does each Black Forest Labs team work with?

The technologies each team's postings require most often, with the number of postings that require them.

AI/ML

4 postings
Stable Diffusion4
LLM3
PyTorch3
FSDP2

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How is the Black Forest Labs stack changing?

Read from the dates of the postings themselves: a technology is new when the first posting that names it appeared in the last six months, rising or falling when its share of postings moved between the last two quarters.

First appeared
TypeScriptMay 2026
Knowledge DistillationApr 2026
Model DistillationApr 2026
SFTApr 2026
LLMApr 2026
Multimodal AIApr 2026
TokenizationApr 2026

How modern is the Black Forest Labs stack?

Cutting-edge AI adopter 81/100

Black Forest Labs scores 81 out of 100 (Cutting-edge). The score averages how current each technology in the stack is and adds weight for AI adoption. AI technologies in the stack: 6; legacy ones: 0.

How common is the Black Forest Labs stack in its industry?

Share of the 114 companies in the same industries, whose stack Alion knows, that use each technology.

Stable Diffusion7%
LLM57%
PyTorch67%
FSDP25%
Python80%
TypeScript58%
Anthropic11%
CUDA39%
CUDA Toolkit40%
CUTLASS12%

Questions about the Black Forest Labs tech stack

What programming languages does Black Forest Labs use?

The languages named in Black Forest Labs job postings are Python (17%), TypeScript (17%), Go (8%), Rust (8%), JavaScript (8%), as a share of the 12 postings of the last 12 months.

Does Black Forest Labs use PyTorch?

Yes. PyTorch is named in 3 of 12 job postings (25%) and required in 3 of them.

What cloud and platforms does Black Forest Labs use?

The cloud and platforms named in Black Forest Labs job postings are CUDA Toolkit (1), Figma (1), Vercel (1) (postings in brackets).

What skills do you need for a AI/ML job at Black Forest Labs?

AI/ML postings at Black Forest Labs most often require Stable Diffusion (4), LLM (3), PyTorch (3), FSDP (2), out of 4 postings in the last 12 months.

Is the Black Forest Labs tech stack changing?

Yes. TypeScript, Knowledge Distillation, Model Distillation, SFT first appeared in Black Forest Labs job postings in the last six months.

How modern is the Black Forest Labs tech stack?

Black Forest Labs scores 81 out of 100 (Cutting-edge). The score averages how current each technology in the stack is and adds weight for AI adoption. AI technologies in the stack: 6; legacy ones: 0.

How does Alion know the Black Forest Labs tech stack?

Alion reads every job posting Black Forest Labs publishes and tags the technologies each one names. The figures on this page count the 12 postings of the last 12 months and were updated on Sep 27, 2026.

Method and citation

Alion reads every job posting the company publishes and tags the technologies each one names. Shares count the postings of the last 12 months, open and closed; the company's own products are counted apart. How we count

Alion, "Black Forest Labs tech stack: 48 technologies from 12 job postings", as of Sep 27, 2026. https://alion.io/company/bfl/technologies

Licence: CC BY-SA 4.0JSON