Sr. Software Development Engineer

We are hiring an AI Bar Raiser - someone who brings applied AI expertise to improve how technical support work is performed.

This role is expected to elevate how AI is used across the team to drive faster resolution, better diagnostics, and more consistent, high-quality customer outcomes.

• Use AI tools to accelerate development, root cause analysis, summarize case histories, and generate high-quality knowledge base content.
• Identify automation opportunities that reduce manual troubleshooting effort.
• Quantify and demonstrate measurable improvements enabled by AI (e.g., reduced resolution time, improved documentation quality).
• Share AI best practices with peers and contribute to raising AI capability across the team.
• Design, develop, test, and maintain scalable software solutions that support Avalara’s 1099 product suite.
• Deliver high-quality, reliable code to large-scale production environments while adhering to engineering best practices.
• Collaborate with product managers, engineers, and stakeholders to define requirements and deliver customer-focused solutions.
• Participate in architecture and design discussions, evaluating trade-offs and recommending scalable, maintainable solutions.
• Optimize application performance, reliability, and operational efficiency through thoughtful design and continuous improvement.
• Troubleshoot and resolve complex production issues, leveraging strong debugging and problem-solving skills.
• Work with relational databases, including designing and optimizing data models and queries in PostgreSQL.
• Contribute to code reviews, technical documentation, and knowledge sharing across the engineering organization.
• Participate actively in Agile development processes, including planning, estimation, and retrospectives.
• Drive innovation by identifying opportunities to improve systems, processes, and developer productivity.
• Mentor and support other engineers while fostering a collaborative and inclusive engineering culture.
• Experience communicating updates and resolutions to customers and other partners.
• Bachelor's degree or higher in computer science or engineering is required.
• 6+ years of experience in Ruby on Rails or C#.
• Experience publishing and consuming Rest APIs.
• Knowledge of building CI/CD pipelines (GitLab, Terraform).
• Experience to Cloud technologies (AWS, Azure, Google Cloud).
• Experience with Docker containers and Kubernetes (K8s), Docker Swarm as an orchestrator platform.
• Experience securing web applications.
• Understanding of scalable systems and low latency APIs.
• Understanding of engineering for available and fault tolerant systems.

AI is embedded in our workflows, decision-making, and products.

Success here requires embracing AI as an essential capability.

• You’ll bring experience using AI and AI-related technologies, ready to thrive here.
• You’ll apply AI every day to business challenges - improving efficiency, contributing solutions, and driving results for your team, our company, and our customers.
• You’ll grow with AI by staying curious about new trends and best practices, and by sharing what you learn so others can benefit too.

In addition to a great compensation package, paid time off, and paid parental leave, many Avalara employees are eligible for bonuses.

Health & Wellness Benefits vary by location but generally include private medical, life, and disability insurance.

Inclusive culture and diversit y Avalara strongly supports diversity, equity, and inclusion, and is committed to integrating them into our business practices and our organizational culture.

We also have a total of 8 employee-run resource groups, each with senior leadership and exec sponsorship.

We’re defining the relationship between tax and tech.

We’ve already built an industry-leading cloud compliance platform, processing over 54 billion customer API calls and over 6.6 million tax returns a year.

Our growth is real - we're a billion dollar business - and we’re not slowing down until we’ve achieved our mission - to be part of every transaction in the world.

We’re bright, innovative, and disruptive, like the orange we love to wear.

It captures our quirky spirit and optimistic mindset.

It shows off the culture we’ve designed, that empowers our people to win.

We’ve been different from day one.

Join us, and your career will be too.

Supporting diversity and inclusion is a cornerstone of our company — we don’t want people to fit into our culture, but to enrich it.

All qualified candidates will receive consideration for employment without regard to race, color, creed, religion, age, gender, national orientation, disability, sexual orientation, US Veteran status, or any other factor protected by law.

If you require any reasonable adjustments during the recruitment process, please let us know.