H Company
Foundation Models · AI Research Labs

H Company tech stack

H Company builds mostly with Python, JavaScript, TypeScript, Java. Its stack also includes Kubernetes, AWS, FastAPI, Next.js. Python is named in 21 of the 46 job postings H Company published in the last 12 months (46%). Counted by Alion from the job postings of H Company, updated Nov 14, 2026.

Source: Alion Coverage: the company's job postings of the last 12 months Nov 14, 2026
Technologies in use
104
Postings analysed
46
Open now
23
Modernity
81 /100
New in 6 months
8

What programming languages does H Company use?

Python is named in 46% of job postings at H Company, followed by JavaScript (17%), TypeScript (15%), Java (7%).

Python 21 46% required in 95% · 12 open now · since Nov 2025
JavaScript 8 17% optional · 8 open now · since May 2026
TypeScript 7 15% required in 100% · 5 open now · since May 2026
Java 3 7% required in 100% · 3 open now · since Jun 2026
Node JS 3 7% required in 100% · 3 open now · since Jun 2026
Rust 3 7% required in 100% · 2 open now · since Apr 2026
C++ 2 4% required in 100% · 2 open now · since Apr 2026
C 2 4% optional · 2 open now · since Oct 2026
Show all (10)
SQL1
PowerShell1

What frameworks and libraries does H Company use?

FastAPI is named in 15% of job postings at H Company, followed by Next.js (9%), React.js (9%), SGLang (9%).

FastAPI 7 15% required in 100% · 5 open now · since May 2026
Next.js 4 9% required in 100% · 4 open now · since May 2026
React.js 4 9% required in 100% · 4 open now · since May 2026
SGLang 4 9% required in 100% · 2 open now · since Apr 2026
JAX 3 7% required in 100% · 2 open now · since Nov 2025
PyTorch 3 7% required in 100% · 2 open now · since Nov 2025
Dask 2 4% required in 100% · since Oct 2026
MPI 2 4% required in 100% · 2 open now · since Oct 2026
Show all (18)
NCCL2
Playwright2
Selenium2
CUDA2
MLX ML2
ONNX Runtime2
TensorRT-LLM2
Triton2
Preact1
TensorFlow1

What databases does H Company use?

ElasticSearch is named in 4% of job postings at H Company, followed by PostgreSQL (4%).

ElasticSearch 2 4% required in 100% · since Oct 2026
PostgreSQL 2 4% required in 100% · since Oct 2026

What cloud and platforms does H Company use?

Kubernetes is named in 26% of job postings at H Company, followed by AWS (20%), Grafana (13%), Datadog (9%).

Kubernetes 12 26% required in 83% · 4 open now · since Apr 2026
AWS 9 20% required in 78% · 2 open now · since Jul 2026
Grafana 6 13% required in 100% · since Jul 2026
Datadog 4 9% required in 100% · since Jul 2026
Linux 4 9% required in 100% · 2 open now · since Oct 2026
vLLM 4 9% required in 100% · 2 open now · since Apr 2026
Azure 4 9% required in 50% · since Jul 2026
GCP 4 9% required in 50% · since Jul 2026
Show all (23)
Amazon EKS2
Amazon SageMaker2
Apache Kafka2
Figma2
Hugging Face2
Kibana2
RabbitMQ2
GitHub Actions2
GitLab CI2
TeamCity2
DLP1
Perplexity1
GitHub1
Okta1
Tines1

What developer tools does H Company use?

Prometheus is named in 9% of job postings at H Company, followed by Docker (9%), Terraform (9%), Calico (4%).

Prometheus 4 9% required in 100% · since Jul 2026
Docker 4 9% required in 50% · since Jul 2026
Terraform 4 9% required in 50% · 2 open now · since Jul 2026
Calico 2 4% required in 100% · since Oct 2026
Cilium 2 4% required in 100% · since Oct 2026
GraphQL 2 4% required in 100% · since Oct 2026
InfiniBand 2 4% required in 100% · 2 open now · since Oct 2026
Karpenter 2 4% required in 100% · 2 open now · since Oct 2026
Show all (20)
Loki2
Mimir2
Rest API2
SLURM2
SkyPilot2
TensorRT2
llama.cpp2
Chrome DevTools1
Model Context Protocol1
WebSockets1
Claude Code1
Cursor1

What AI and ML technologies does H Company use?

LLM is named in 4% of job postings at H Company, followed by Claude (4%), ChatGPT (2%), Gemini (2%).

LLM 2 4% required in 100% · since Nov 2025
Claude 2 4% required in 50% · 1 open now · since Jul 2026
ChatGPT 1 2% required in 100% · 1 open now · since Oct 2026
Gemini 1 2% required in 100% · 1 open now · since Oct 2026

Which engineering practices does H Company ask for?

AI Agents is named in 76% of job postings at H Company, followed by Computer Use (33%), Agentic Workflows (9%), CI/CD (9%).

AI Agents 35 76% required in 100% · 17 open now · since Nov 2025
Computer Use 15 33% required in 87% · 6 open now · since Apr 2026
Agentic Workflows 4 9% required in 100% · 4 open now · since May 2026
CI/CD 4 9% required in 50% · since Jul 2026
A/B Testing 3 7% required in 100% · 1 open now · since Oct 2026
Machine Learning 3 7% required in 100% · since Feb 2026
Multimodal AI 3 7% required in 100% · 2 open now · since Nov 2025
Function Calling 2 4% required in 100% · since Nov 2025
Show all (27)
Reinforcement Learning2
Reward Modeling2
SLI/SLO/SLA2
Synthetic Data2
eBPF2
Edge AI2
KV Cache2
Quantization2
Speculative Decoding2
DPO1
EU AI Act1
IAM1
Knowledge Distillation1
Mixture of Experts1
Model Distillation1
NLP1
Post-training1
RLHF1
SFT1

What does each H Company team work with?

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

Solutions

7 postings
Python7
FastAPI4
Next.js4
React.js4
TypeScript4
Java3

AI/ML

6 postings
Python5
Kubernetes4
JAX3
PyTorch3
Rust3
AWS2

DevOps

6 postings
Grafana4
Kubernetes4
Prometheus4
Python4
AWS2
Azure2

Backend

3 postings
FastAPI3
Python3
AWS2
Apache Kafka2
Dask2
Datadog2

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How is the H Company 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
Amazon EKSOct 2026
Amazon SageMakerOct 2026
InfiniBandOct 2026
KarpenterOct 2026
MPIOct 2026
NCCLOct 2026
SLURMOct 2026
SkyPilotOct 2026
Rising
Computer Use18% → 33%
Linux0% → 13%
A/B Testing0% → 10%
Falling
AI Agents100% → 63%
TypeScript36% → 10%
JavaScript27% → 17%
Not named for 6 months
JAXApr 2026
Multimodal AIApr 2026
PyTorchApr 2026
RustApr 2026
C++Apr 2026
CUDAApr 2026
Edge AIApr 2026
KV CacheApr 2026

How modern is the H Company stack?

Cutting-edge AI adopter 81/100

H Company 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: 4; legacy ones: 0.

How common is the H Company stack in its industry?

Share of the 1,757 companies in the same industries, whose stack Alion knows, that use each technology.

Python67%
Kubernetes38%
AWS48%
JavaScript55%
FastAPI14%
TypeScript52%
Grafana14%
Azure33%
Datadog10%
GCP36%

Questions about the H Company tech stack

What programming languages does H Company use?

The languages named in H Company job postings are Python (46%), JavaScript (17%), TypeScript (15%), Java (7%), Node JS (7%), as a share of the 46 postings of the last 12 months.

Does H Company use FastAPI?

Yes. FastAPI is named in 7 of 46 job postings (15%) and required in 7 of them.

What cloud and platforms does H Company use?

The cloud and platforms named in H Company job postings are Kubernetes (12), AWS (9), Grafana (6) (postings in brackets).

What skills do you need for a Solutions job at H Company?

Solutions postings at H Company most often require Python (7), FastAPI (4), Next.js (4), React.js (4), out of 7 postings in the last 12 months.

Is the H Company tech stack changing?

Yes. Amazon EKS, Amazon SageMaker, InfiniBand, Karpenter first appeared in H Company job postings in the last six months.

How modern is the H Company tech stack?

H Company 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: 4; legacy ones: 0.

How does Alion know the H Company tech stack?

Alion reads every job posting H Company publishes and tags the technologies each one names. The figures on this page count the 46 postings of the last 12 months and were updated on Nov 14, 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, "H Company tech stack: 104 technologies from 46 job postings", as of Nov 14, 2026. https://alion.io/company/hcompany/technologies

Licence: CC BY-SA 4.0JSON