Senior Product Engineer – Agentic AI, Python, React

Digital New Agency

. Build and maintain fullstack features for AI-powered tax preparation, planning, and review products .

Posted 9/18/2026full-timeRemote • PolandSenior💰 PLN 150 - PLN 180 per hourWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in building and maintaining fullstack applications with a focus on AI-powered tax solutions, utilizing React, TypeScript, and Python. Strong ability to analyze user feedback and data to drive product improvements while collaborating effectively across teams.

Highest-signal resume keywords

Fullstack Application DevelopmentReact Interface DesignPython Backend ServicesGoogle Cloud InfrastructureCollaboration and Communication Skills

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Applicant Tracking System Keywords

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Hard Skills

Fullstack DevelopmentReactTypeScriptPythonWorkflow AutomationMulti-Agent SystemsProduct DevelopmentData AnalysisCodebase MaintenancePragmatic Engineering

Soft Skills

Strong Product MindsetDecision-Making with Incomplete InformationCollaborationCommunication

Tools & Technologies

Google CloudAzure

Industry Keywords

AI-Powered Tax SolutionsTax PreparationTax PlanningAccounting Firms

Tech Stack

Tools & technologies

AzureCloudPythonReactTypeScript

About the role

Key responsibilities & impact

Build and maintain fullstack features for AI-powered tax preparation, planning, and review products
Design and implement React interfaces, TypeScript APIs, and Python backend services
Own features from problem discovery through implementation, release, and iteration
Analyze usage data and customer feedback to identify improvements
Make product and technical decisions with incomplete requirements
Collaborate with engineering, AI, product, domain, and customer-facing teams
Maintain a clean, typed, and performant codebase
Balance product polish with rapid shipping and learning
Build software for an AI-powered tax platform used by accounting firms

Requirements

What you’ll need

Practical experience automating workflows using agents, orchestration, and multi-agent systems; chatbot or single-agent experience alone is insufficient
Experience in the long-term development of a single product or in-house product
Minimum 5 years of senior-level commercial experience building fullstack applications with React and Python
Strong product mindset focused on user problems and outcomes
Ability to own topics end to end, from unclear needs to production solutions
Comfort making decisions with incomplete information and clarifying scope
Pragmatic engineering approach balancing quality, speed, and business impact
Strong collaboration and communication skills
Familiarity with Google Cloud and/or Azure infrastructure
Availability and willingness to work afternoon hours, e.g. 12–20
Availability for on-call duty 1–2 times per week due to cooperation with clients from the USA

Benefits

Comp & perks

Real product ownership and significant autonomy
End-to-end responsibility across UX, backend logic, technical decisions, and feature direction
Access to user feedback and usage data
Fast feedback loops through rapid shipping, validation, and iteration
Diverse and psychologically safe workplace
Team autonomy and responsibility
Agile and DevOps working environment