TikTok tech stack
TikTok builds mostly with Python, SQL, C++, Java. Its stack also includes PyTorch, Tableau, TensorFlow, Power BI. Python is named in 733 of the 1,740 job postings TikTok published in the last 12 months (42%). Counted by Alion from the job postings of TikTok, updated Nov 12, 2026.
What programming languages does TikTok use?
Python is named in 42% of job postings at TikTok, followed by SQL (31%), C++ (24%), Java (18%).
Python
733 42%
SQL
543 31%
C++
412 24%
Java
315 18%
Go
160 9%
JavaScript
68 4%
Rust
33 2%
Kotlin
23 1%
Show all (26)
What frameworks and libraries does TikTok use?
PyTorch is named in 13% of job postings at TikTok, followed by TensorFlow (10%), Flink (6%), TensorFlow C++ (5%).
PyTorch
226 13%
TensorFlow
171 10%
Flink
108 6%
TensorFlow C++
95 5%
Hadoop
57 3%
Transformers
40 2%
LangChain
36 2%
JAX
30 2%
Show all (64)
And 24 more, each named in fewer postings.
What databases does TikTok use?
Redis is named in 2% of job postings at TikTok, followed by HBase (2%), MySQL (1%), ClickHouse (1%).
Redis
36 2%
HBase
27 2%
MySQL
26 1%
ClickHouse
23 1%
ElasticSearch
14 1%
Snowflake
11 1%
Presto
10 1%
RocksDB
8 <1%
Show all (21)
What cloud and platforms does TikTok use?
Tableau is named in 11% of job postings at TikTok, followed by Power BI (8%), Spark (5%), Apache Kafka (4%).
Tableau
186 11%
Power BI
142 8%
Spark
95 5%
Apache Kafka
68 4%
Figma
39 2%
vLLM
33 2%
Show all (43)
And 3 more, each named in fewer postings.
What developer tools does TikTok use?
Microsoft Excel is named in 12% of job postings at TikTok, followed by Model Context Protocol (2%), TensorRT (2%), Claude Code (2%).
Model Context Protocol
42 2%
TensorRT
39 2%
Claude Code
29 2%
Cursor
22 1%
Canva
21 1%
Adobe Photoshop
19 1%
Show all (52)
And 12 more, each named in fewer postings.
What AI and ML technologies does TikTok use?
LLM is named in 24% of job postings at TikTok, followed by ChatGPT (2%), Claude (2%), VLM (2%).
LLM
412 24%
ChatGPT
38 2%
Claude
36 2%
VLM
27 2%
PEFT
21 1%
Gemini
17 1%
Stable Diffusion
13 1%
Midjourney
10 1%
Show all (16)
Which engineering practices does TikTok ask for?
Machine Learning is named in 32% of job postings at TikTok, followed by Multimodal AI (17%), Recommender Systems (15%), AI Agents (14%).
Multimodal AI
295 17%
AI Agents
249 14%
NLP
222 13%
Reinforcement Learning
139 8%
RAG
111 6%
Show all (102)
And 62 more, each named in fewer postings.
What does each TikTok team work with?
The technologies each team's postings require most often, with the number of postings that require them.
AI/ML
414 postingsEarly Careers
240 postingsBackend
181 postingsProduct
103 postingsManagement
100 postingsMarketing
98 postingsHow does your stack fit TikTok?
How much does TikTok pay by technology?
Median stated pay of the postings that name each technology, against the median of all TikTok postings with stated pay: $277k across 41 postings.
| Technology | Postings with pay | Median | vs company median |
|---|---|---|---|
| Python | 21 | $293k | +6% |
| SQL | 20 | $212k | −23% |
| Tableau | 12 | $220k | −21% |
How is the TikTok 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 TikTok stack?
TikTok scores 77 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: 16; legacy ones: 0.
How common is the TikTok stack in its industry?
Share of the 1,613 companies in the same industries, whose stack Alion knows, that use each technology.
What sets TikTok apart
Companies with a stack like TikTok
Questions about the TikTok tech stack
What programming languages does TikTok use?
The languages named in TikTok job postings are Python (42%), SQL (31%), C++ (24%), Java (18%), Go (9%), as a share of the 1,740 postings of the last 12 months.
Does TikTok use PyTorch?
Yes. PyTorch is named in 226 of 1,740 job postings (13%) and required in 205 of them.
What cloud and platforms does TikTok use?
The cloud and platforms named in TikTok job postings are Tableau (186), Power BI (142), Spark (95) (postings in brackets).
What skills do you need for a AI/ML job at TikTok?
AI/ML postings at TikTok most often require Python (258), C++ (206), LLM (187), PyTorch (176), out of 414 postings in the last 12 months.
Is the TikTok tech stack changing?
Yes. Runway, Explainable AI, Microsoft Entra ID, 1C first appeared in TikTok job postings in the last six months.
How modern is the TikTok tech stack?
TikTok scores 77 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: 16; legacy ones: 0.
How does Alion know the TikTok tech stack?
Alion reads every job posting TikTok publishes and tags the technologies each one names. The figures on this page count the 1,740 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, "TikTok tech stack: 324 technologies from 1,740 job postings", as of Nov 12, 2026. https://alion.io/company/tiktok/technologies