66degrees tech stack
66degrees builds mostly with Python, SQL, JavaScript, Java. Its stack also includes GCP, Azure, Google BigQuery, React.js. GCP is named in 74 of the 85 job postings 66degrees published in the last 12 months (87%). Counted by Alion from the job postings of 66degrees, updated Nov 10, 2026.
What programming languages does 66degrees use?
Python is named in 54% of job postings at 66degrees, followed by SQL (32%), JavaScript (22%), Java (9%).
Python
46 54%
SQL
27 32%
JavaScript
19 22%
Java
8 9%
C#
7 8%
TypeScript
6 7%
PowerShell
4 5%
Bash
3 4%
Show all (12)
What frameworks and libraries does 66degrees use?
React.js is named in 14% of job postings at 66degrees, followed by FastAPI (11%), Django (9%), Flask (5%).
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And 2 more, each named in fewer postings.
What databases does 66degrees use?
Google BigQuery is named in 27% of job postings at 66degrees, followed by PostgreSQL (8%), Snowflake (7%), Google Bigtable (6%).
Google BigQuery
23 27%
PostgreSQL
7 8%
Snowflake
6 7%
Google Bigtable
5 6%
Google Cloud Spanner
5 6%
Firestore
4 5%
Pinecone
4 5%
Redis
4 5%
Show all (18)
What cloud and platforms does 66degrees use?
GCP is named in 87% of job postings at 66degrees, followed by Azure (47%), AWS (36%), Kubernetes (22%).
GCP
74 87%
Azure
40 47%
AWS
31 36%
Kubernetes
19 22%
Vertex AI
14 16%
Google Cloud Run
11 13%
GitHub
9 11%
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And 4 more, each named in fewer postings.
What developer tools does 66degrees use?
Terraform is named in 26% of job postings at 66degrees, followed by Git (21%), Docker (13%), Rest API (11%).
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What AI and ML technologies does 66degrees use?
Gemini is named in 5% of job postings at 66degrees, followed by LLM (5%), Claude (4%), PEFT (2%).
Which engineering practices does 66degrees ask for?
CI/CD is named in 39% of job postings at 66degrees, followed by AI Agents (21%), IAM (14%), RAG (12%).
CI/CD
33 39%
AI Agents
18 21%
RAG
10 12%
Prompt Engineering
9 11%
Show all (38)
What does each 66degrees team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Backend
21 postingsDevOps
14 postingsSolutions
10 postingsAI/ML
8 postingsQA
6 postingsData Science
5 postingsHow does your stack fit 66degrees?
How is the 66degrees 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.
How modern is the 66degrees stack?
66degrees 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 common is the 66degrees stack in its industry?
Share of the 5,048 companies in the same industries, whose stack Alion knows, that use each technology.
What sets 66degrees apart
Companies with a stack like 66degrees
Straive
133 shared technologies
Deutsche Telekom Digital Labs
146 shared technologies
Globant
145 shared technologies
Intercontinental Exchange
145 shared technologies
Broadridge
134 shared technologies
NielsenIQ
149 shared technologies
H2B Group
136 shared technologies
PwC UK
162 shared technologies
Questions about the 66degrees tech stack
What programming languages does 66degrees use?
The languages named in 66degrees job postings are Python (54%), SQL (32%), JavaScript (22%), Java (9%), C# (8%), as a share of the 85 postings of the last 12 months.
Does 66degrees use React.js?
Yes. React.js is named in 12 of 85 job postings (14%) and required in 12 of them.
What cloud and platforms does 66degrees use?
The cloud and platforms named in 66degrees job postings are GCP (74), Azure (40), AWS (31) (postings in brackets).
What skills do you need for a Backend job at 66degrees?
Backend postings at 66degrees most often require GCP (19), Python (16), Azure (12), React.js (11), out of 21 postings in the last 12 months.
Is the 66degrees tech stack changing?
Yes. GraphQL, MySQL, Apache Kafka, RabbitMQ first appeared in 66degrees job postings in the last six months.
How modern is the 66degrees tech stack?
66degrees 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 66degrees tech stack?
Alion reads every job posting 66degrees publishes and tags the technologies each one names. The figures on this page count the 85 postings of the last 12 months and were updated on Nov 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, "66degrees tech stack: 186 technologies from 85 job postings", as of Nov 10, 2026. https://alion.io/company/66degrees/technologies