Senior AI Engineer — Shape AI for Accounting

Mimo; Stockholms kommun; On-site; SEK 1,100,000 - 1,700,000; Full time

Benefits offered by this job

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Job summary

Mimo, an AI-native platform for accounting firms, seeks a senior engineer in Stockholm to design agents that detect anomalies, categorize documents, and post adjustments. You’ll build evaluation infrastructure and own decisions shaping our AI stack for years.

You will collaborate with a tight team in a central Stockholm office, delivering tasks that scale as customer demand grows, with a focus on reliability and impact.

Qualifications

• Senior or staff-level engineering experience at product companies.
• Practical understanding of vector stores, RAG, context engineering and other techniques used in building AI agents
• A strong grasp of machine learning concepts, LLMs, and the libraries and frameworks commonly used in agent development
• Experience evaluating the performance and outputs of AI systems
• Comfortable in a Go or Python codebase and with cloud infrastructure. We use GCP, but AWS and Azure experience is welcome

Responsibilities

• Design and implement LLM-powered workflows to automate finance and accounting tasks like detecting anomalies in books, scanning and categorising financial documents like invoices and credit notes.
• Build benchmark/eval suites to systematically develop a system of agents to conduct accounting tasks.
• Own user feedback loops and store data in a structured manner for LLM consumption.
• Shape and evolve our AI stack, continuously researching and implementing the best solutions for our use cases.
• Collaborate with other engineers, product and design teams to deliver seamless consumer grade experiences to customers.
• Contribute across the stack to get the work done, when needed. Our tech stack is Go, Typescript, Python, Postgres and GCP.

Skills

Senior engineer

Vector stores

RAG

Context engineering

LLMs

Machine learning concepts

Go

Python

Postgres

GCP

Tools

Go

Typescript

Python

Postgres

GCP

Job description

Mimo, an AI-native platform for accounting firms, seeks a senior engineer in Stockholm to design agents that detect anomalies, categorize documents, and post adjustments. You’ll build evaluation infrastructure and own decisions shaping our AI stack for years.

You will collaborate with a tight team in a central Stockholm office, delivering tasks that scale as customer demand grows, with a focus on reliability and impact.