First Bit tech stack
First Bit builds mostly with 1C, PHP, SQL, Java. Its stack also includes Linux, Windows, PostgreSQL, MS SQL. 1C is named in 363 of the 394 job postings First Bit published in the last 12 months (92%). Counted by Alion from the job postings of First Bit, updated Nov 11, 2026.
What programming languages does First Bit use?
1C is named in 92% of job postings at First Bit, followed by PHP (14%), SQL (3%), Java (3%).
1C 
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What frameworks and libraries does First Bit use?
Hibernate is named in 1% of job postings at First Bit, followed by Quarkus (1%), Playwright (1%), Rest-Assured (1%).
Hibernate
2 1%
Quarkus
2 1%
Playwright
2 1%
Rest-Assured
2 1%
TestNG
2 1%
ASP.NET Core
1 <1%
Impacket
1 <1%
Metasploit
1 <1%
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What databases does First Bit use?
PostgreSQL is named in 3% of job postings at First Bit, followed by MS SQL (2%), ClickHouse (1%), Greenplum (1%).
What cloud and platforms does First Bit use?
Linux is named in 4% of job postings at First Bit, followed by Windows (3%), Active Directory (2%), Windows Server (2%).
Windows Server
6 2%
Apache Kafka
5 1%
GitLab
5 1%
Ubuntu
5 1%
RabbitMQ
4 1%
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What developer tools does First Bit use?
Bitrix is named in 14% of job postings at First Bit, followed by Docker (2%), Jenkins (2%), Ansible (2%).
Bitrix
57 14%
Docker
9 2%
Jenkins
6 2%
Ansible
6 2%
Rest API
6 2%
Hyper-V
4 1%
Prometheus
4 1%
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What AI and ML technologies does First Bit use?
LLM is named in 1% of job postings at First Bit, followed by Claude (<1%).
Which engineering practices does First Bit ask for?
AI Agents is named in 2% of job postings at First Bit, followed by TCP/IP (2%), DNS (2%), VPN (2%).
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What does each First Bit team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Sales
160 postingsEnterprise Apps
128 postingsField & Service
30 postingsDevOps
8 postingsHow does your stack fit First Bit?
How much does First Bit pay by technology?
Median stated pay of the postings that name each technology, against the median of all First Bit postings with stated pay: $14k across 252 postings.
| Technology | Postings with pay | Median | vs company median |
|---|---|---|---|
| 1C | 233 | $14k | −1% |
| PHP | 31 | $14k | −2% |
| Windows | 8 | $18k | +25% |
| SQL | 6 | $28k | +93% |
| Java | 5 | $44k | +203% |
How is the First Bit 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 First Bit stack?
First Bit 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: 2; legacy ones: 0.
How common is the First Bit stack in its industry?
Share of the 2,396 companies in the same industries, whose stack Alion knows, that use each technology.
What sets First Bit apart
Companies with a stack like First Bit
Questions about the First Bit tech stack
What programming languages does First Bit use?
The languages named in First Bit job postings are 1C (92%), PHP (14%), SQL (3%), Java (3%), Python (3%), as a share of the 394 postings of the last 12 months.
Does First Bit use Hibernate?
Yes. Hibernate is named in 2 of 394 job postings (1%) and required in 2 of them.
What cloud and platforms does First Bit use?
The cloud and platforms named in First Bit job postings are Linux (16), Windows (13), Active Directory (8) (postings in brackets).
What skills do you need for a Sales job at First Bit?
Sales postings at First Bit most often require 1C (143), Bitrix (23), ClickHouse (2), Greenplum (2), out of 160 postings in the last 12 months.
Is the First Bit tech stack changing?
Yes. Debian, AI Agents, LLM first appeared in First Bit job postings in the last six months.
How modern is the First Bit tech stack?
First Bit 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: 2; legacy ones: 0.
How does Alion know the First Bit tech stack?
Alion reads every job posting First Bit publishes and tags the technologies each one names. The figures on this page count the 394 postings of the last 12 months and were updated on Nov 11, 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, "First Bit tech stack: 105 technologies from 394 job postings", as of Nov 11, 2026. https://alion.io/company/1bit/technologies