Bjak tech stack
Bjak builds mostly with Kotlin, Python, SQL, Swift. Its stack also includes GitHub, Jetpack Compose, LiteRT, Android SDK. LLM is named in 541 of the 1,241 job postings Bjak published in the last 12 months (44%). Counted by Alion from the job postings of Bjak, updated Nov 12, 2026.
What programming languages does Bjak use?
Kotlin is named in 24% of job postings at Bjak, followed by Python (15%), SQL (14%), Swift (11%).
Kotlin
293 24%
Python
185 15%
SQL
178 14%
Swift
131 11%
JavaScript
70 6%
TypeScript
61 5%
Java
41 3%
C++
37 3%
Show all (10)
What frameworks and libraries does Bjak use?
Jetpack Compose is named in 15% of job postings at Bjak, followed by LiteRT (13%), PyTorch (9%), JAX (8%).
Jetpack Compose
187 15%
PyTorch
116 9%
JAX
105 8%
SwiftUI
72 6%
UIKit
55 4%
React.js
28 2%
Next.js
26 2%
Show all (19)
What databases does Bjak use?
SQLite is named in <1% of job postings at Bjak, followed by PostgreSQL (<1%), Redis (<1%).
What cloud and platforms does Bjak use?
GitHub is named in 17% of job postings at Bjak, followed by Android SDK (11%), Figma (9%), FigJam (5%).
GitHub
207 17%
Android SDK
137 11%
Figma
116 9%
AWS
19 2%
GCP
19 2%
vLLM
16 1%
Show all (19)
What developer tools does Bjak use?
Rest API is named in 13% of job postings at Bjak, followed by Adobe After Effects (3%), Microsoft Excel (2%), SPM (2%).
Rest API
166 13%
Adobe After Effects
32 3%
SPM
19 2%
Adobe Photoshop
17 1%
gRPC
17 1%
WebSockets
13 1%
GraphQL
11 1%
Show all (18)
What AI and ML technologies does Bjak use?
LLM is named in 44% of job postings at Bjak, followed by Qwen (2%), Core ML (1%), ML Kit (1%).
Show all (9)
Which engineering practices does Bjak ask for?
Edge AI is named in 15% of job postings at Bjak, followed by AI Agents (9%), Machine Learning (8%), RAG (5%).
AI Agents
109 9%
RAG
62 5%
Hallucination
58 5%
Embeddings
51 4%
Function Calling
51 4%
Hybrid Search
49 4%
Show all (37)
What other technologies does Bjak use?
Kotlin Coroutines is named in 16% of job postings at Bjak.
Kotlin Coroutines
203 16%
What does each Bjak team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Mobile
328 postingsAI/ML
212 postingsDesign
133 postingsBackend
64 postingsHow does your stack fit Bjak?
How is the Bjak 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 Bjak stack?
Bjak scores 82 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: 9; legacy ones: 0.
How common is the Bjak stack in its industry?
Share of the 459 companies in the same industries, whose stack Alion knows, that use each technology.
What sets Bjak apart
Companies with a stack like Bjak
Questions about the Bjak tech stack
What programming languages does Bjak use?
The languages named in Bjak job postings are Kotlin (24%), Python (15%), SQL (14%), Swift (11%), JavaScript (6%), as a share of the 1,241 postings of the last 12 months.
Does Bjak use Jetpack Compose?
Yes. Jetpack Compose is named in 187 of 1,241 job postings (15%) and required in 187 of them.
What cloud and platforms does Bjak use?
The cloud and platforms named in Bjak job postings are GitHub (207), Android SDK (137), Figma (116) (postings in brackets).
What skills do you need for a Mobile job at Bjak?
Mobile postings at Bjak most often require Kotlin (242), Kotlin Coroutines (180), GitHub (178), Jetpack Compose (164), out of 328 postings in the last 12 months.
Is the Bjak tech stack changing?
Yes. Gemma, Llama, NLP, Synthetic Data first appeared in Bjak job postings in the last six months.
How modern is the Bjak tech stack?
Bjak scores 82 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: 9; legacy ones: 0.
How does Alion know the Bjak tech stack?
Alion reads every job posting Bjak publishes and tags the technologies each one names. The figures on this page count the 1,241 postings of the last 12 months and were updated on Nov 12, 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, "Bjak tech stack: 116 technologies from 1,241 job postings", as of Nov 12, 2026. https://alion.io/company/bjak/technologies