Note: The job is a remote job and is open to candidates in USA. Taxwell is a leading digital tax filing platform formed from the combination of Drake Software and TaxAct. They are seeking a Principal AI Engineer to lead the design, development, and deployment of AI-powered systems across the company, focusing on customer-facing capabilities and internal platforms.
Responsibilities
- Design and build AI-powered applications for internal users and customers
- Architect and deploy agentic and multi-agent systems that automate workflows and solve complex business problems
- Build and optimize retrieval-augmented generation (RAG) systems using proprietary data and knowledge sources
- Fine-tune, adapt, and evaluate foundation models for domain-specific use cases
- Develop shared AI platforms, services, and tooling that enable teams to build AI-powered solutions efficiently
- Evaluate and integrate commercial, open-weight, and frontier AI models
- Partner with Product, Engineering, Operations, Security, and business stakeholders to identify and deliver high-impact AI initiatives
- Establish best practices for AI architecture, evaluation, observability, governance, and reliability
- Measure system effectiveness through experimentation, telemetry, and user feedback
Skills
- 8+ years of experience in software engineering, ML, NLP, applied AI, Data Science, or related disciplines
- Proven experience designing, deploying, and operating production AI systems
- Strong hands-on experience with LLMs, RAG, agent orchestration, and AI-powered applications
- Experience designing and deploying agentic and multi-agent systems
- Experience fine-tuning, adapting, or evaluating foundation models using techniques such as SFT, LoRA, QLoRA, reinforcement learning approaches, or other parameter-efficient methods
- Strong understanding of model behavior, embeddings, retrieval systems, evaluation frameworks, and AI system performance
- Strong Python development skills
- Experience with vector databases and semantic retrieval architectures
- Experience deploying cloud-native applications on AWS, Azure, or GCP
- Strong systems design and architectural skills
- Background in machine learning, NLP, information retrieval, applied AI, or data science
- Experience with MCP (Model Context Protocol), tool integration frameworks, and agent communication architectures
- Experience with LangGraph, LangChain, ADK, CrewAI, AutoGen, or similar frameworks
- Experience building AI platforms, copilots, or workflow automation solutions
- Experience developing customer-facing AI products
- Experience building vertical AI applications or domain-specific AI products
- Experience in regulated industries such as fintech, tax, healthcare, or financial services
Company Overview
TaxACT develops a tax preparation software that offers guidance and ensures a maximum tax refund. It is a sub-organization of Blucora. It was founded in 1998, and is headquartered in Cedar Rapids, Iowa, USA, with a workforce of 51-200 employees. Its website is http://www.taxact.com/.Company H1B Sponsorship
TaxAct has a track record of offering H1B sponsorships, with 8 in 2025, 6 in 2024, 11 in 2023, 14 in 2022, 16 in 2021, 13 in 2020. Please note that this does not guarantee sponsorship for this specific role.