Senior AI Engineer
Lemon.io
Senior AI Engineer at Lemon.io is a full time role based in Remote · 🇦🇩 Andorra (remote). Listed skills: Python, SQL, Artificial Intelligence (AI), Large Language Models (LLMs), API Integration and OpenAI. It was published on 5 August 2026 and was open at last check.
| Role | Senior AI Engineer |
|---|---|
| Company | Lemon.io |
| Location | Remote · 🇦🇩 Andorra (remote) |
| Employment type | Full Time |
| Skills listed | Python, SQL, Artificial Intelligence (AI), Large Language Models (LLMs), API Integration and OpenAI |
| Published | 5 August 2026 |
| Status | Open at last check |
Headquarters: New York, NY
URL: https://lemon.io
Are you a talented Senior AI Engineer/Architect looking for a remote job that lets you show your skills and get decent compensation? Look no further than Lemon.io — the marketplace that connects you with hand-picked startups in the US and Europe.
What we offer:
- The rate depends on your skills and experience. We've already paid out over $11M to our engineers.
- No more hunting for clients or negotiating rates — let us handle the business side of things so you can focus on what you do best.
- We'll manually find the best project for you according to your skills and preferences.
- Choose a schedule that works best for you. It’s possible to communicate async or minimally overlap within team working hours.
- We respect your seniority so you can expect no micromanagement or screen trackers.
- Communicate directly with the clients. Most of them have technical backgrounds. Sounds good, yeah?
- We will support you from the time you submit the application throughout all cooperation stages.
- Most of our projects involve working in a fast-paced startup environment. We hope you like it as much as we do.
- Through our community, we will connect you with the best developers from more than 75 countries.
We have several AI-related roles; here are some of them.
Requirements - AI Engineer:
- 3+ years of commercial experience applying AI to practical technology solutions
- A solid understanding of Python is a must; experience with other programming languages commonly used in AI is a plus
- Experience with Vector Databases, Pinecone or Weaviate is required
- 2+ years of experience with LangChain is mandatory
- 2+ years of experience with large language models (LLMs) or vLLMs is mandatory
- 2+ years of experience with RAG or OpenAI is required
Requirements - AI Agent Architect:
- 3+ years of experience with Python
- 3+ years of experience with LLM
- Experience with Multi-agent systems architecture, AI agent orchestration, AI telemetry is a must.
Requirements - AI Automation Architect:
- 1+ year of experience with Workflow Automation and Webhooks
- 3+ years with SQL is a must
- Familiarity with AI API integration and Claude Cowork is a must
- Knowledge of Make.com/n8n/Zapier
- Strong technical skills: as a Senior AI Engineer/Architect, you are expected to be able to create projects from scratch and have a deep understanding of application architecture.
- Clear and effective communication in English — advanced ability to discuss business tasks, justify decisions, and communicate issues. Good self-presentation is also essential for upcoming client calls.
- Strong self-organizational skills — ability to work full-time remotely with no supervision.
- Reliability — we want to trust you and expect that you won’t let us and the client down.
- Adaptability and Flexibility — the ability to onboard the project promptly after accepting it and start delivering results quickly.
Sounds good for you? Apply now and join the Lemon.io community!
NOT YOUR TECH STACK?
We have a variety of projects, so if you have 4+ years of commercial software development experience and are proficient in Site Reliability Engineering, Platform Engineering, React & Python, React & Golang, Golang, React & Java, React & Ruby, Ruby, PHP & Vue, Vue & Node.js, React & .NET, Android & iOS, iOS & Swift, Flutter & Dart, Blockchain (Ethereum/Ethers.js/Wagmi/Viem/Solana), Angular & Node.js, Vue & .NET, Python & Vue, DevOps, MLOps, Data Science, Angular & PHP, Angular & .NET, Symfony & React, Symfony & Vue, Symfony & Angular, Python, Symfony & JavaScript & Next.js & TypeScript, Data Analysis, React & PHP, Data Engineering, Project Management, Product Management, QA Automation, QA Manual, Embedded Software Engineering, React Native & Node, React Native & React, React Native & Ruby, React Native & Python, WordPress, Android, Data Annotation, Angular, Python & Node, React & Node.js, Java & Spring, Svelte & Python, Svelte & Node.js, Svelte & TypeScript, Rust, Shopify & JavaScript, Vue & Nuxt, PHP & Laravel, UI/UX Design, Animation, Graphic Design, React & Node & React Native, .NET & C#, Electron, Scala, C++, Unreal Engine & C++, Python & LLM, Unity, or Machine Learning Engineering, we would be happy to connect with you and match you with a project that fits your experience.
We work with developers from 75+ countries across Europe, Latin America, North America (the U.S. and Canada), selected countries in Asia (Japan, Singapore, South Korea, the Philippines, Indonesia, Malaysia, Vietnam, Thailand, and Israel), Oceania (Australia, New Zealand, and Papua New Guinea), and Africa (including Morocco and South Africa).
To apply: https://weworkremotely.com/remote-jobs/lemon-io-senior-ai-engineer-4
Create your free OnJob profile to apply — we'll take you to Lemon.io's application after sign-up. · Posted 5 Aug 2026.
Senior AI Engineer at Lemon.io — questions answered
What does the Senior AI Engineer role at Lemon.io pay?
Lemon.io does not publish a salary on this Senior AI Engineer listing, so OnJob shows no figure for it rather than an estimate. For what this role pays across the market, the OnJob salary guides aggregate the live listings that do disclose pay.
Is the Senior AI Engineer role at Lemon.io remote?
Yes — Lemon.io advertises this Senior AI Engineer role as remote, tied to Remote · 🇦🇩 Andorra, and it is listed as full time work. Remote terms come from the employer's own posting, so confirm the expected working hours, timezone and any on-site days with Lemon.io before you apply.
What skills does the Senior AI Engineer role at Lemon.io require?
The Senior AI Engineer at Lemon.io listing names Python, SQL, Artificial Intelligence (AI), Large Language Models (LLMs), API Integration and OpenAI. Those are the skills the employer put on the posting itself, so they are the ones worth matching in your profile and covering first in an interview.
Is the Senior AI Engineer role at Lemon.io still open?
The Senior AI Engineer posting at Lemon.io was open at OnJob's last check of the employer's careers page, having been published on 5 August 2026. OnJob re-checks source listings on each build and marks a role closed once it disappears, but listings can close without notice, so the employer's own page is the final word.
How do you apply for the Senior AI Engineer role at Lemon.io?
Apply to the Senior AI Engineer at Lemon.io role through OnJob with a free profile: OnJob scores your fit against the listing, shows the skills lowering that score, and submits an ATS-ready profile to Lemon.io's own application page. Creating a profile is free and needs no card.
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