Blockchain.com tech stack

Blockchain.com builds mostly with Python, Kotlin, TypeScript, Java. Its stack also includes AWS, GCP, React.js, PostgreSQL. Python is named in 9 of the 30 job postings Blockchain.com published in the last 12 months (30%). Counted by Alion from the job postings of Blockchain.com, updated Sep 26, 2026.

Source: Alion Coverage: the company's job postings of the last 12 months Sep 26, 2026

Technologies in use

71

Postings analysed

30

Open now

23

Modernity

84 /100

New in 6 months

8

What programming languages does Blockchain.com use?

Python is named in 30% of job postings at Blockchain.com, followed by Kotlin (30%), TypeScript (27%), Java (20%).

Python 9 30% required in 67% · 6 open now · since May 2024

Kotlin 9 30% required in 56% · 6 open now · since Apr 2026

TypeScript 8 27% required in 75% · 6 open now · since Dec 2025

Java 6 20% required in 67% · 3 open now · since May 2026

SQL 6 20% required in 67% · 5 open now · since May 2026

JavaScript 4 13% required in 75% · 4 open now · since Dec 2025

Move 3 10% required in 100% · 2 open now · since May 2026

Go 2 7% required in 100% · 2 open now · since May 2024

Show all (11)

Swift2

C++1

Rust1

What frameworks and libraries does Blockchain.com use?

React.js is named in 13% of job postings at Blockchain.com, followed by Next.js (7%), React Native (7%), styled-components (3%).

React.js 4 13% required in 25% · 4 open now · since Dec 2025

Next.js 2 7% required in 100% · 2 open now · since Dec 2025

React Native 2 7% required in 100% · 2 open now · since Apr 2026

styled-components 1 3% required in 100% · 1 open now · since Apr 2026

What databases does Blockchain.com use?

PostgreSQL is named in 7% of job postings at Blockchain.com, followed by Redis (7%).

PostgreSQL 2 7% required in 100% · 1 open now · since Aug 2026

Redis 2 7% required in 100% · 1 open now · since Aug 2026

What cloud and platforms does Blockchain.com use?

AWS is named in 27% of job postings at Blockchain.com, followed by GCP (23%), SIEM (13%), Kubernetes (13%).

AWS 8 27% required in 88% · 6 open now · since May 2024

GCP 7 23% required in 100% · 5 open now · since May 2024

SIEM 4 13% required in 100% · 4 open now · since Apr 2026

Kubernetes 4 13% required in 75% · 1 open now · since Jun 2026

AppsFlyer SDK 3 10% required in 100% · 3 open now · since Jun 2026

Chainalysis 3 10% required in 100% · 3 open now · since Jun 2026

Cloudflare 3 10% required in 100% · 2 open now · since Apr 2026

Looker 3 10% required in 100% · 3 open now · since Jun 2026

Show all (19)

Tableau3

Apache Kafka2

GitHub Actions2

PagerDuty2

Snyk2

Splunk2

Wazuh2

Figma1

Linux1

NATS1

TRM Labs1

What developer tools does Blockchain.com use?

Cursor is named in 10% of job postings at Blockchain.com, followed by Terraform (10%), CircleCI (7%), Claude Code (7%).

Cursor 3 10% required in 100% · 2 open now · since Apr 2026

Terraform 3 10% required in 100% · 2 open now · since May 2024

CircleCI 2 7% required in 100% · 2 open now · since Apr 2026

Claude Code 2 7% required in 100% · 1 open now · since Aug 2026

CodeQL 2 7% required in 100% · since Jun 2026

Concourse 2 7% required in 100% · 2 open now · since Apr 2026

OpenAI Codex 2 7% required in 100% · 1 open now · since Aug 2026

DefectDojo 2 7% optional · since Jun 2026

Show all (16)

Dependabot2

Vault2

Copilot1

Microsoft Excel1

Nomad1

Rest API1

WebSockets1

Docker1

What AI and ML technologies does Blockchain.com use?

LLM is named in 23% of job postings at Blockchain.com, followed by Claude (20%), ChatGPT (10%), Midjourney (3%).

LLM 7 23% required in 100% · 5 open now · since Apr 2026

Claude 6 20% required in 83% · 4 open now · since Apr 2026

ChatGPT 3 10% required in 67% · 2 open now · since May 2026

Midjourney 1 3% required in 100% · since May 2026

Gemini 1 3% optional · 1 open now · since Jul 2026

Which engineering practices does Blockchain.com ask for?

Edge AI is named in 20% of job postings at Blockchain.com, followed by CI/CD (20%), DeFi (10%), FinOps (7%).

Edge AI 6 20% required in 100% · 4 open now · since Apr 2026

CI/CD 6 20% required in 67% · 4 open now · since Apr 2026

DeFi 3 10% required in 100% · 1 open now · since May 2026

FinOps 2 7% required in 100% · 2 open now · since May 2026

IAM 2 7% required in 100% · 2 open now · since May 2026

ISO 42001 2 7% required in 100% · 1 open now · since Aug 2026

Incident Management 2 7% required in 100% · 2 open now · since Apr 2026

Red Teaming 2 7% required in 100% · since Jun 2026

Show all (13)

Smart Contracts2

DPO1

Tokenomics1

TCP/IP1

Wi-Fi1

What other technologies does Blockchain.com use?

Farcaster is named in 3% of job postings at Blockchain.com.

Farcaster 1 3% required in 100% · 1 open now · since Jul 2026

What does each Blockchain.com team work with?

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

Security

6 postings

AWS4

GCP4

LLM4

CodeQL2

Java2

Kotlin2

Backend

4 postings

Kotlin3

Apache Kafka2

Claude Code2

Cursor2

Java2

OpenAI Codex2

Marketing

4 postings

AppsFlyer SDK3

Looker3

SQL3

Tableau3

DevOps

3 postings

AWS3

Cloudflare3

GCP3

Terraform3

CircleCI2

Concourse2

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How is the Blockchain.com 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

Claude CodeAug 2026

OpenAI CodexAug 2026

PostgreSQLAug 2026

RedisAug 2026

ISO 42001Aug 2026

KubernetesJun 2026

CodeQLJun 2026

Red TeamingJun 2026

Rising

AWS20% → 32%

Kubernetes10% → 16%

Falling

TypeScript50% → 11%

JavaScript30% → 0%

React.js30% → 0%

CI/CD40% → 11%

Python40% → 26%

Kotlin40% → 26%

Edge AI30% → 16%

Claude30% → 16%

How modern is the Blockchain.com stack?

Cutting-edge AI adopter 84/100

Blockchain.com scores 84 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: 5; legacy ones: 0.

Questions about the Blockchain.com tech stack

What programming languages does Blockchain.com use?

The languages named in Blockchain.com job postings are Python (30%), Kotlin (30%), TypeScript (27%), Java (20%), SQL (20%), as a share of the 30 postings of the last 12 months.

Does Blockchain.com use React.js?

Yes. React.js is named in 4 of 30 job postings (13%) and required in 1 of them.

What cloud and platforms does Blockchain.com use?

The cloud and platforms named in Blockchain.com job postings are AWS (8), GCP (7), SIEM (4) (postings in brackets).

What skills do you need for a Security job at Blockchain.com?

Security postings at Blockchain.com most often require AWS (4), GCP (4), LLM (4), CodeQL (2), out of 6 postings in the last 12 months.

Is the Blockchain.com tech stack changing?

Yes. Claude Code, OpenAI Codex, PostgreSQL, Redis first appeared in Blockchain.com job postings in the last six months.

How modern is the Blockchain.com tech stack?

Blockchain.com scores 84 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: 5; legacy ones: 0.

How does Alion know the Blockchain.com tech stack?

Alion reads every job posting Blockchain.com publishes and tags the technologies each one names. The figures on this page count the 30 postings of the last 12 months and were updated on Sep 26, 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, "Blockchain.com tech stack: 71 technologies from 30 job postings", as of Sep 26, 2026. https://alion.io/company/blockchain-com/technologies

Licence: CC BY-SA 4.0JSON