Senior Full Stack Software Engineer

Role Description

As a Senior Full Stack Engineer specializing in Bitwarden’s billing systems, you will lead the design and development of the payment infrastructure that powers Bitwarden's subscription services for millions of users worldwide. You'll own critical revenue-generating systems while solving complex technical challenges at the intersection of security, scalability, and user experience. This role offers unique opportunities to make significant contributions to both our open-source community and enterprise solutions.

This is a fully remote team, and we’re looking for someone located in the U.S. We do not offer visa sponsorship at this time.

Responsibilities

• Design, develop, and maintain scalable billing and subscription management systems that process transactions for millions of global users
• Architect and implement secure payment processing flows across web applications, APIs, and database systems
• Lead the integration of multiple payment provider APIs and webhooks to support global payment methods
• Troubleshoot and resolve complex billing-related customer issues that require deep technical knowledge of our systems
• Optimize database queries and application performance to handle large transaction volumes

Qualifications

• 6-10 years in Software Engineering
• Strong proficiency and experience in AI-Led Development in Rust, C# / .NET, or TypeScript
• Extensive experience with .NET Core and C# for backend services
• Strong proficiency with Angular, TypeScript, and RxJS for front-end development
• Deep understanding of relational database design, optimization, and SQL Server
• Experience integrating with payment processors like Stripe, PayPal (Braintree), and Bitpay
• Knowledge of security best practices for handling sensitive payment information
• Demonstrated ability to design and implement RESTful APIs
• Collaborative and adaptable mindset
• Openness and authenticity combined with excellent communication skills
• Excitement and enthusiasm for open source and for better internet security
• Excellent problem-solving skills

Requirements

• User of Bitwarden
• Startup experience
• Open source experience
• Experience in Node.js and Electron
• Experience with Rust

Interview Process

Selected candidates will be invited to schedule a 30-minute screening call and then progress through the following stages:

• Interview with our Recruiting Manager
• Interview with hiring manager
• Interview/s with team members
• References

Benefits

• Our user community loves us, and we love them. Come to work each day with a sense of purpose as we bring a more secure internet experience to everyone.
• Become an expert. You’ll get immersed in the prominent technology markets of security and open source software.
• We are dedicated to building a diverse and talented team. Work remotely with motivated and supportive team members across the world.
• Learn and grow. Take on new challenges with the support of your team, and join our #growth-club to continue personal and professional development.