Delight tech stack

Delight builds mostly with Python, JavaScript, Kotlin. Its stack also includes AWS, GCP, LangChain, Django. Python is named in 5 of the 10 job postings Delight published in the last 12 months (50%). Counted by Alion from the job postings of Delight, updated Oct 10, 2026.

Source: Alion Coverage: the company's job postings of the last 12 months Oct 10, 2026
Technologies in use
38
Postings analysed
10
Open now
7
Modernity
89 /100

What programming languages does Delight use?

Python is named in 50% of job postings at Delight, followed by JavaScript (10%), Kotlin (10%).

Python 5 50% required in 80% · 4 open now · since Nov 2025
JavaScript 1 10% required in 100% · 1 open now · since Apr 2026
Kotlin 1 10% required in 100% · 1 open now · since Apr 2026

What frameworks and libraries does Delight use?

LangChain is named in 20% of job postings at Delight, followed by Django (10%), FastAPI (10%), LangGraph (10%).

LangChain 2 20% required in 100% · 2 open now · since Nov 2025
Django 1 10% required in 100% · 1 open now · since Nov 2025
FastAPI 1 10% required in 100% · 1 open now · since Nov 2025
LangGraph 1 10% required in 100% · 1 open now · since Feb 2026

What cloud and platforms does Delight use?

AWS is named in 40% of job postings at Delight, followed by GCP (40%), AWS Lambda (10%), Figma (10%).

AWS 4 40% required in 75% · 3 open now · since Nov 2025
GCP 4 40% required in 75% · 3 open now · since Nov 2025
AWS Lambda 1 10% required in 100% · 1 open now · since Nov 2025
Figma 1 10% required in 100% · 1 open now · since Apr 2026
GitHub 1 10% required in 100% · 1 open now · since Nov 2025
Kubernetes 1 10% required in 100% · 1 open now · since Jul 2026
Vercel 1 10% required in 100% · 1 open now · since Nov 2025
Azure 1 10% optional · since Nov 2025
Show all (9)
DLP1

What developer tools does Delight use?

Rest API is named in 50% of job postings at Delight, followed by Claude Code (20%), Cursor (10%), Git (10%).

Rest API 5 50% required in 60% · 3 open now · since Nov 2025
Claude Code 2 20% required in 100% · 1 open now · since Feb 2026
Cursor 1 10% required in 100% · since Jul 2026
Git 1 10% required in 100% · 1 open now · since Apr 2026
OpenAI Codex 1 10% required in 100% · 1 open now · since Feb 2026

What AI and ML technologies does Delight use?

LLM is named in 40% of job postings at Delight, followed by ChatGPT (10%), Claude (10%).

LLM 4 40% required in 100% · 3 open now · since Nov 2025
ChatGPT 1 10% optional · 1 open now · since Mar 2026
Claude 1 10% optional · 1 open now · since Mar 2026

Which engineering practices does Delight ask for?

AI Agents is named in 100% of job postings at Delight, followed by RAG (30%), CI/CD (20%), Function Calling (20%).

AI Agents 10 100% required in 100% · 7 open now · since Nov 2025
RAG 3 30% required in 100% · 2 open now · since Nov 2025
CI/CD 2 20% required in 100% · 2 open now · since Nov 2025
Function Calling 2 20% required in 100% · 1 open now · since Nov 2025
Hallucination 2 20% required in 100% · 1 open now · since Nov 2025
Tool Use 2 20% required in 100% · 1 open now · since Nov 2025
A/B Testing 1 10% required in 100% · 1 open now · since Feb 2026
Fine-tuning 1 10% required in 100% · since Nov 2025
Show all (14)
Machine Learning1
Prompt Engineering1
IAM1
ISO 420011
Synthetic Data1
VPN1

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How is the Delight 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.

Not named for 6 months
LLMFeb 2026
RAGFeb 2026
Function CallingFeb 2026
LangChainFeb 2026
Tool UseFeb 2026
HallucinationNov 2025

How modern is the Delight stack?

Cutting-edge AI adopter 89/100

Delight scores 89 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: 3; legacy ones: 0.

How common is the Delight stack in its industry?

Share of the 446 companies in the same industries, whose stack Alion knows, that use each technology.

Python66%
AWS48%
GCP37%
LLM52%
LangChain16%
AWS Lambda8%
Azure32%
ChatGPT21%
Claude38%
DLP2%

Questions about the Delight tech stack

What programming languages does Delight use?

The languages named in Delight job postings are Python (50%), JavaScript (10%), Kotlin (10%), as a share of the 10 postings of the last 12 months.

Does Delight use LangChain?

Yes. LangChain is named in 2 of 10 job postings (20%) and required in 2 of them.

What cloud and platforms does Delight use?

The cloud and platforms named in Delight job postings are AWS (4), GCP (4), AWS Lambda (1) (postings in brackets).

Is the Delight tech stack changing?

No new technology has appeared in Delight job postings in the last six months.

How modern is the Delight tech stack?

Delight scores 89 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: 3; legacy ones: 0.

How does Alion know the Delight tech stack?

Alion reads every job posting Delight publishes and tags the technologies each one names. The figures on this page count the 10 postings of the last 12 months and were updated on Oct 10, 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, "Delight tech stack: 38 technologies from 10 job postings", as of Oct 10, 2026. https://alion.io/company/delight/technologies

Licence: CC BY-SA 4.0JSON