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Senior AI Platform Engineer

hirehangarUkraine - KyivClients
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Salary
$2.5K – $4K per month
Job type
Contract
Experience
Senior
Posted
5 Sept 2026
Status
Open · checked 8d ago

About this role

Remote with US Time Zone alignment describes the Senior AI Platform Engineer position at hirehangar, providing a contract opportunity for an experienced developer to build contextual intelligence layers and user interfaces for AI agents. This role suits professionals with senior-level full stack expertise and a strong background in semantic technologies.

Role Overview

This position focuses on combining AI engineering with platform development to manage the contextual intelligence layer driving AI agents. The professional in this role ensures that agents reason, act, and understand accurately throughout the SaaS ecosystem, while also constructing frontend interfaces to make these features usable.

Key Responsibilities

Build and upkeep semantic context layers utilizing ontologies, knowledge graphs, and structured context stores to guide agent actions.
Create full stack capabilities enabling users to monitor, configure, and manage AI agents via user-friendly interfaces.
Connect robotic process automation agents with semantic reasoning to support context-aware automation at scale.
Construct and sustain data platform frontends offering live visibility into data flows and agent operations.
Collaborate alongside data science and product groups to convert business goals into intelligent automation systems.
Support engineering standards through documentation, testing, and architectural uniformity.

Requirements

Senior background in full stack engineering.
Comprehensive knowledge of semantic technologies including RDF/OWL, knowledge graphs, entity resolution, or ontologies.
Practical experience building or using AI agent frameworks.
Proficient frontend capabilities involving React or comparable libraries, alongside data visualization tools like Recharts or D3.js.
Python backend familiarity paired with machine learning service integration.
Ability to thrive in fast-paced software-as-a-service product settings.
Prior remote employment history with proven asynchronous collaboration skills across distributed teams.

Nice to Have

Background using graph databases such as Amazon Neptune or Neo4j.
Familiarity with named entity recognition and natural language processing pipelines.
Past contributions to semantic or open-source artificial intelligence tools.
Familiarity with enterprise knowledge management platforms.

Skills and Tools

Python and Node.js
React and TypeScript
Neo4j, Amazon Neptune, and other graph or semantic databases
Agent orchestration frameworks and LLM APIs
D3.js, Recharts, and data visualization tools
Google Workspace, Zoom, and Slack

Salary and Benefits

Monthly compensation ranges between $2.5K and $4K.

About the Company

hirehangar connects vetted employers and top talent, offering career growth opportunities and competitive compensation.

How to Apply

Interested candidates should apply on the official company careers page and ensure the application form is completed in full.

Skills and tech stack

PythonNode.jsReactTypeScriptNeo4jAmazon NeptuneD3.jsRechartsSlackZoomGoogle WorkspaceLLMNLP

Questions candidates ask

What is the compensation for this role?

The salary ranges from $2.5K to $4K per month.

Where is the position located?

The role is remote, requiring alignment with US time zones (PST - EST).

What technical background is required?

Candidates need senior-level full stack experience, understanding of semantic technologies, hands-on AI agent framework experience, React and Python backend skills, and remote work history.

Are there any assessment requirements during the application process?

Yes, applicants are required to complete a short technical assessment and fill out the application form completely.

What tools and technologies are used?

The tech stack includes Python, Node.js, React, TypeScript, graph databases, LLM APIs, data visualization tools, and communication software like Slack and Zoom.

Ready to apply?

The application is on the official hirehangar careers page.

Apply on company site