Apple tech stack
Apple builds mostly with Python, C++, Java, Perl. Its stack also includes Kubernetes, AWS, PyTorch, TensorFlow. Python is named in 2,233 of the 4,193 job postings Apple published in the last 12 months (53%). Counted by Alion from the job postings of Apple, updated Nov 12, 2026.
What programming languages does Apple use?
Python is named in 53% of job postings at Apple, followed by C++ (22%), Java (14%), Perl (11%).
Python
2233 53%
C++
938 22%
Java
585 14%
Perl
451 11%
SQL
407 10%
Swift
325 8%
Verilog
316 8%
SystemVerilog
313 7%
Show all (47)
And 7 more, each named in fewer postings.
What frameworks and libraries does Apple use?
PyTorch is named in 10% of job postings at Apple, followed by TensorFlow (6%), JAX (4%), UVM (3%).
PyTorch
407 10%
TensorFlow
231 6%
JAX
167 4%
UVM
111 3%
Flink
110 3%
React.js
98 2%
TensorFlow C++
72 2%
Ray
67 2%
Show all (142)
And 102 more, each named in fewer postings.
What databases does Apple use?
PostgreSQL is named in 3% of job postings at Apple, followed by Cassandra (3%), Snowflake (3%), Redis (2%).
PostgreSQL
136 3%
Cassandra
109 3%
Snowflake
105 3%
Redis
86 2%
MySQL
57 1%
Trino
39 1%
Apache Iceberg
33 1%
DynamoDB
32 1%
Show all (47)
And 7 more, each named in fewer postings.
What cloud and platforms does Apple use?
Kubernetes is named in 13% of job postings at Apple, followed by AWS (10%), Linux (7%), GCP (7%).
Kubernetes
536 13%
AWS
420 10%
GCP
276 7%
Spark
242 6%
Apache Kafka
201 5%
Tableau
146 3%
Show all (93)
And 53 more, each named in fewer postings.
What developer tools does Apple use?
Docker is named in 5% of job postings at Apple, followed by Rest API (5%), Git (4%), Prometheus (3%).
Docker
225 5%
Rest API
221 5%
Git
179 4%
Prometheus
141 3%
Model Context Protocol
108 3%
Jenkins
102 2%
Terraform
102 2%
Show all (213)
And 173 more, each named in fewer postings.
What AI and ML technologies does Apple use?
LLM is named in 13% of job postings at Apple, followed by Claude (2%), LoRA (<1%), PEFT (<1%).
LLM
534 13%
Claude
69 2%
LoRA
18 <1%
PEFT
18 <1%
Gemini
17 <1%
VLM
15 <1%
BERT
12 <1%
ChatGPT
10 <1%
Show all (20)
Which engineering practices does Apple ask for?
Machine Learning is named in 30% of job postings at Apple, followed by CI/CD (13%), AI Agents (11%), RAG (5%).
CI/CD
537 13%
AI Agents
472 11%
RAG
227 5%
Multimodal AI
205 5%
Computer Vision
194 5%
Fine-tuning
178 4%
Show all (142)
And 102 more, each named in fewer postings.
What other technologies does Apple use?
Swift Concurrency is named in <1% of job postings at Apple, followed by CDS Views (<1%), SAP Workflow (<1%).
What does each Apple team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Hardware
777 postingsAI/ML
674 postingsBackend
642 postingsIndustrial Engineering
553 postingsDevOps
331 postingsManagement
160 postingsHow does your stack fit Apple?
How much does Apple pay by technology?
Median stated pay of the postings that name each technology, against the median of all Apple postings with stated pay: $225k across 65 postings.
| Technology | Postings with pay | Median | vs company median |
|---|---|---|---|
| Python | 48 | $225k | 0% |
| Perl | 24 | $225k | 0% |
| Verilog | 20 | $225k | 0% |
| SystemVerilog | 18 | $225k | 0% |
| C++ | 12 | $225k | 0% |
| Unix | 6 | $225k | 0% |
| UVM | 6 | $225k | 0% |
| MATLAB | 6 | $220k | −2% |
| SQL | 6 | $220k | −3% |
How is the Apple 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 Apple stack?
Apple scores 74 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: 20; legacy ones: 1.
How common is the Apple stack in its industry?
Share of the 249 companies in the same industries, whose stack Alion knows, that use each technology.
What sets Apple apart
Apple products in its job postings
Postings at Apple name its own products. They describe what the company makes, so they are left out of the stack above.
Companies with a stack like Apple
Questions about the Apple tech stack
What programming languages does Apple use?
The languages named in Apple job postings are Python (53%), C++ (22%), Java (14%), Perl (11%), SQL (10%), as a share of the 4,193 postings of the last 12 months.
Does Apple use PyTorch?
Yes. PyTorch is named in 407 of 4,193 job postings (10%) and required in 278 of them.
What cloud and platforms does Apple use?
The cloud and platforms named in Apple job postings are Kubernetes (536), AWS (420), Linux (304) (postings in brackets).
What skills do you need for a Hardware job at Apple?
Hardware postings at Apple most often require Python (209), SystemVerilog (166), C++ (151), Verilog (148), out of 777 postings in the last 12 months.
Is the Apple tech stack changing?
Yes. Xen, Volatility, Synopsys StarRC, Cadence Quantus first appeared in Apple job postings in the last six months.
How modern is the Apple tech stack?
Apple scores 74 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: 20; legacy ones: 1.
How does Alion know the Apple tech stack?
Alion reads every job posting Apple publishes and tags the technologies each one names. The figures on this page count the 4,193 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, "Apple tech stack: 707 technologies from 4,193 job postings", as of Nov 12, 2026. https://alion.io/company/apple/technologies