AI Agent Engineer (React/NodeJS)

About MySigrid

MySigrid is on a mission to give time back to busy professionals through executive support that blends world-class human assistants with intelligent systems. We're now evolving from a smart task management console into an AI-native platform — integrating LLMs, agentic workflows, and intelligent automation. If you've ever thought, "I could build something better with GPT and a weekend," this is your scene.

The Opportunity

We are seeking an AI Agent Engineer to design, develop, and deploy intelligent AI agents that automate workflows, enhance productivity, and improve user experiences across our systems. This role requires a strong understanding of AI models, prompt engineering, API integrations, and workflow automation. The ideal candidate combines strong technical skills with creativity and curiosity — capable of leveraging tools such as OpenAI, Anthropic, or similar LLMs to build solutions that transform how we work.

Key Responsibilities

• Design and Build AI Agents: Develop, train, and deploy custom AI agents that automate business tasks, manage conversations, and execute multi-step workflows.
• Integrate APIs and Tools: Connect AI systems with third-party applications (e.g., Slack, Make.com, Airtable, Google Workspace, CRMs) for dynamic automation.
• Workflow Automation: Create and optimize end-to-end AI-driven automations for internal and client use cases.
• Prompt Engineering: Craft, test, and refine advanced prompts and system instructions to ensure optimal LLM performance.
• Model Customization: Fine-tune or adapt pre-trained language models for specific business needs.
• Testing & Evaluation: Measure agent performance, accuracy, and response quality; implement improvements using feedback and data-driven insights.
• Documentation: Develop and maintain technical documentation for AI workflows, processes, and model configurations.
• Collaboration: Work closely with developers, product teams, and operations to identify AI opportunities and design practical, scalable solutions.
• Data Privacy & Ethics: Ensure AI systems comply with data security, privacy, and ethical use standards.

Requirements

Skills and Experience

• Education: Bachelor’s degree in Computer Science, Artificial Intelligence, Engineering, or related field (or equivalent practical experience).
• Experience: 2+ years of experience in AI, software development, or automation engineering.

Technical Skills

• Proficiency in Python, JavaScript, or similar programming languages.
• Experience working with OpenAI, Anthropic, LangChain, LlamaIndex, or similar AI frameworks.
• Familiarity with APIs, webhooks, and RESTful integrations.
• Understanding of prompt design, LLM architectures, and vector databases (e.g., Pinecone, ChromaDB).
• Experience with workflow automation platforms (e.g., Make.com, Zapier, n8n).
• Soft Skills: Strong analytical thinking, curiosity, adaptability, and problem-solving mindset.

Bonus Points For

• Experience with React Native, GraphQL, or design systems.
• Prior work with AI/ML tools, APIs, or infrastructure.
• Building or contributing to open-source AI tools.

Benefits

At MySigrid, we aim to ensure the professional and personal growth of all our employees

• A product-led team with a real mission
• Room to shape the AI roadmap of a growing tech platform
• High agency, low bureaucracy
• Remote-first, async-friendly work culture
• Work with people who ship fast and think long-term

How to Apply

Send us your CV, GitHub, portfolio, or even your favorite AI demo. Bonus if you include a note about how you think AI will change software development in the next 12 months.

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MySigrid is a high-end virtual executive assistant and Life Logistics Management service staffed by humans and powered by artificial intelligence. We provide the right people, platform, and processes to optimize busy executives' lives, allowing them to outsource the day-to-day activities that keep their personal and professional lives on time and target. We want to see every leader thrive with the support of an intentionally matched, exceptional executive assistant.

We have one vision, to help people lead more meaningful lives, by allowing them to spend more time on the things that matter to them.

At MySigrid, we are looking for ambitious, experienced, and tech-savvy individuals who specialize in supporting senior-level management clients and who are interested in joining a tech start-up based in Europe and Asia. This position requires the employee to serve in a remote capacity as a part of the client’s indispensable remote support structure, challenged with the task of enabling them to do what only they can do.

As an employee with MySigrid, you will be connected to the whole world and be a part of a team of Associate EAs, EAs, and Specialists, so you will never feel alone! We have been partnering with skilled, service-minded EAs, AEAs, and specialists for more years now, and we celebrate with our clients the incredible work they’ve been freed up to do thanks to our service.