Complex tech stack
Complex builds mostly with Python, SQL. Its stack also includes AWS, AWS Lambda, Snowflake, Dagster. Python is named in 2 of the 7 job postings Complex published in the last 12 months (29%). Counted by Alion from the job postings of Complex, updated Oct 16, 2026.
What programming languages does Complex use?
Python is named in 29% of job postings at Complex, followed by SQL (29%).
What frameworks and libraries does Complex use?
Dagster is named in 14% of job postings at Complex.
Dagster
1 14%
What databases does Complex use?
Snowflake is named in 14% of job postings at Complex.
Snowflake
1 14%
What cloud and platforms does Complex use?
AWS is named in 14% of job postings at Complex, followed by AWS Lambda (14%), Airflow (14%), Amazon EC2 (14%).
AWS
1 14%
AWS Lambda
1 14%
Airflow
1 14%
Amazon EC2
1 14%
Figma
1 14%
Kubernetes
1 14%
Show all (11)
What developer tools does Complex use?
Adobe Photoshop is named in 43% of job postings at Complex, followed by Adobe After Effects (29%), Adobe Illustrator (14%), Adobe Premiere Pro (14%).
Adobe Photoshop
3 43%
Adobe After Effects
2 29%
Adobe Illustrator
1 14%
Adobe Premiere Pro
1 14%
Canva
1 14%
Docker
1 14%
Terraform
1 14%
What AI and ML technologies does Complex use?
LLM is named in 14% of job postings at Complex.
LLM
1 14%
Which engineering practices does Complex ask for?
AI Agents is named in 14% of job postings at Complex, followed by CI/CD (14%), Embeddings (14%), Machine Learning (14%).
How does your stack fit Complex?
How is the Complex 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 Complex stack?
Complex 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: 1; legacy ones: 0.
How common is the Complex stack in its industry?
Share of the 443 companies in the same industries, whose stack Alion knows, that use each technology.
Companies with a stack like Complex
Questions about the Complex tech stack
What programming languages does Complex use?
The languages named in Complex job postings are Python (29%), SQL (29%), as a share of the 7 postings of the last 12 months.
What cloud and platforms does Complex use?
The cloud and platforms named in Complex job postings are AWS (1), AWS Lambda (1), Airflow (1) (postings in brackets).
Is the Complex tech stack changing?
Yes. Adobe Photoshop, Adobe After Effects first appeared in Complex job postings in the last six months.
How modern is the Complex tech stack?
Complex 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: 1; legacy ones: 0.
How does Alion know the Complex tech stack?
Alion reads every job posting Complex publishes and tags the technologies each one names. The figures on this page count the 7 postings of the last 12 months and were updated on Oct 16, 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, "Complex tech stack: 28 technologies from 7 job postings", as of Oct 16, 2026. https://alion.io/company/complex/technologies