Full Stack AI Developer (Python/React)

Location: Stockholm, Sweden · Hybrid; customer support may require working during US hours.

Salary: 68,750–81,250 SEK per month, plus equity bands of $50,000–$150,000.

Company

hirify.global builds AI tax preparation software trusted by accounting firms, including mid-market and enterprise customers, and is backed by Northzone, Neo, Analog, and Raine.

What you will do

• Build agentic workflows that mirror tax professionals’ judgment-based processes.
• Develop evaluation and verification systems that measure accuracy against professional standards.
• Build model integrations and tooling that make probabilistic AI systems reliable and transparent for firms.
• Build and maintain full-stack features across AI tax preparation, planning, and review products.
• Own UX and backend logic, ship quickly, monitor metrics, and decide what to improve.
• Keep the codebase clean, typed, and performant as the product scales.

Requirements

• Comfortable with TypeScript, React, and Python, with experience building complex, data-heavy UIs and backend services.
• Familiarity with cloud infrastructure on Google Cloud and/or Azure.
• Ability to make decisions with incomplete data and take ownership of outcomes.
• Empathetic, curious, collaborative across product, engineering, and tax, detail-oriented, and pragmatic.
• Willingness to work in a high-paced environment and support customers during US hours when needed.

Nice to have

• Experience in fast-paced startups or regulated industries.
• Experience taking a product from 0 to 1 and supporting real users.

Culture & Benefits

• High-performance environment focused on ownership, speed, customer experience, and resolving issues fully.
• Transparent company finances, salaries, stock options, and anonymous team feedback.
• Performance reviews every four months, with potential to double equity by the end of the first year after meeting goals.
• At least 30 days of holiday per year.
• European employees receive mandatory benefits and additional benefits; company-wide offsites take place every four months.

Hiring process

• 30-minute introductory call.
• 60-minute technical walkthrough and asynchronous task.
• 120-minute final round with the team.