31st Union tech stack
31st Union builds mostly with C++, C#, GLSL, Go. Its stack also includes Unreal Engine, Unity, Figma, AWS. Unreal Engine is named in 11 of the 12 job postings 31st Union published in the last 12 months (92%). Counted by Alion from the job postings of 31st Union, updated Nov 13, 2026.
What programming languages does 31st Union use?
C++ is named in 42% of job postings at 31st Union, followed by C# (33%), GLSL (8%), Go (8%).
C++ 
What frameworks and libraries does 31st Union use?
Unreal Engine is named in 92% of job postings at 31st Union, followed by Unity (25%).
Unreal Engine
11 92%
Unity
3 25%
What databases does 31st Union use?
Amazon DocumentDB is named in 8% of job postings at 31st Union, followed by Redis (8%).
Amazon DocumentDB
1 8%
Redis
1 8%
What cloud and platforms does 31st Union use?
Figma is named in 17% of job postings at 31st Union, followed by AWS (8%), Kubernetes (8%).
What developer tools does 31st Union use?
ProtoPie is named in 17% of job postings at 31st Union, followed by Adobe Photoshop (8%), Blender (8%), Helm (8%).
Show all (10)
Which engineering practices does 31st Union ask for?
CI/CD is named in 17% of job postings at 31st Union, followed by MVVM (8%).
What does each 31st Union team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Design
4 postingsHow does your stack fit 31st Union?
How much does 31st Union pay by technology?
Median stated pay of the postings that name each technology, against the median of all 31st Union postings with stated pay: $178k across 12 postings.
| Technology | Postings with pay | Median | vs company median |
|---|---|---|---|
| Unreal Engine | 11 | $167k | −6% |
| C++ | 5 | $198k | +11% |
How is the 31st Union 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 31st Union stack?
31st Union scores 69 out of 100 (Modern). The score averages how current each technology in the stack is and adds weight for AI adoption. AI technologies in the stack: 0; legacy ones: 0.
Companies with a stack like 31st Union
Questions about the 31st Union tech stack
What programming languages does 31st Union use?
The languages named in 31st Union job postings are C++ (42%), C# (33%), GLSL (8%), Go (8%), HLSL (8%), as a share of the 12 postings of the last 12 months.
Does 31st Union use Unreal Engine?
Yes. Unreal Engine is named in 11 of 12 job postings (92%) and required in 8 of them.
What cloud and platforms does 31st Union use?
The cloud and platforms named in 31st Union job postings are Figma (2), AWS (1), Kubernetes (1) (postings in brackets).
What skills do you need for a Design job at 31st Union?
Design postings at 31st Union most often require Unreal Engine (3), C# (2), C++ (2), out of 4 postings in the last 12 months.
Is the 31st Union tech stack changing?
Yes. Figma, ProtoPie, C#, Unity first appeared in 31st Union job postings in the last six months.
How modern is the 31st Union tech stack?
31st Union scores 69 out of 100 (Modern). The score averages how current each technology in the stack is and adds weight for AI adoption. AI technologies in the stack: 0; legacy ones: 0.
How does Alion know the 31st Union tech stack?
Alion reads every job posting 31st Union publishes and tags the technologies each one names. The figures on this page count the 12 postings of the last 12 months and were updated on Nov 13, 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, "31st Union tech stack: 25 technologies from 12 job postings", as of Nov 13, 2026. https://alion.io/company/31st-union/technologies