Handoff tech stack
Handoff builds mostly with Python, SQL, Node JS, JavaScript. Its stack also includes LangSmith, Langfuse, LangGraph, LangChain. Python is named in 3 of the 4 job postings Handoff published in the last 12 months (75%). Counted by Alion from the job postings of Handoff, updated Nov 11, 2026.
What programming languages does Handoff use?
Python is named in 75% of job postings at Handoff, followed by SQL (75%), Node JS (50%), JavaScript (50%).
What frameworks and libraries does Handoff use?
LangGraph is named in 25% of job postings at Handoff, followed by LangChain (25%).
What cloud and platforms does Handoff use?
LangSmith is named in 25% of job postings at Handoff, followed by Langfuse (25%).
What developer tools does Handoff use?
Rest API is named in 50% of job postings at Handoff.
Rest API
2 50%
What AI and ML technologies does Handoff use?
LLM is named in 75% of job postings at Handoff.
LLM
3 75%
Which engineering practices does Handoff ask for?
Computer Vision is named in 25% of job postings at Handoff, followed by Function Calling (25%), Machine Learning (25%), Structured Outputs (25%).
How does your stack fit Handoff?
How is the Handoff 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 Handoff stack?
Handoff scores 83 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: 1; legacy ones: 0.
How common is the Handoff stack in its industry?
Share of the 252 companies in the same industries, whose stack Alion knows, that use each technology.
Companies with a stack like Handoff
Questions about the Handoff tech stack
What programming languages does Handoff use?
The languages named in Handoff job postings are Python (75%), SQL (75%), Node JS (50%), JavaScript (50%), TypeScript (25%), as a share of the 4 postings of the last 12 months.
What cloud and platforms does Handoff use?
The cloud and platforms named in Handoff job postings are LangSmith (1), Langfuse (1) (postings in brackets).
Is the Handoff tech stack changing?
Yes. LLM, Python, SQL, Node JS first appeared in Handoff job postings in the last six months.
How modern is the Handoff tech stack?
Handoff scores 83 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: 1; legacy ones: 0.
How does Alion know the Handoff tech stack?
Alion reads every job posting Handoff publishes and tags the technologies each one names. The figures on this page count the 4 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, "Handoff tech stack: 15 technologies from 4 job postings", as of Nov 11, 2026. https://alion.io/company/handoff-ai/technologies