Avant is seeking a Principal Software Engineer to help shape the future of our financial technology platform by tackling complex system challenges at scale, influencing technical strategy, and building solutions that directly impact millions of customers.
Requirements
- Deep expertise in at least one backend language (e.g., Ruby, Python, or equivalent), along with experience with modern frontend frameworks (React preferred).
- Strong database design and scaling experience (Postgres, MySQL, or equivalent).
- Strong DevOps fluency (Docker, Kubernetes, Terraform, or similar) in cloud-native environments.
- Comfort navigating ambiguous technical problems and proposing clear, actionable solutions.
- Proven experience driving architectural decisions and delivering systems at scale.
- Hands-on with distributed systems, event-driven architectures, or Kafka.
- Prior experience mentoring engineers at scale or shaping engineering culture.
Responsibilities
- Architect and evolve systems that handle high scale and high availability.
- Set engineering standards for reliability, security, and performance.
- Drive alignment across multiple teams by making tradeoffs visible and rallying others to the best path forward.
- Drive the design and delivery of large-scale, mission-critical systems that cut across teams and domains.
- Serve as a technical leader across backend services and frontend applications, defining patterns others follow.
- Lead key system design efforts, ensuring long-term scalability, maintainability, and performance.
- Shape technical strategy in environments where solutions are not pre-defined.
Other
- 8–12 years of professional software engineering experience with proven success in complex, full-stack environments.
- Exceptional communication skills with technical and non-technical audiences.
- Experience working within Agile Scrum teams.
- A mindset that values engineering craftsmanship, team collaboration, and long-term impact over short-term hacks.
- Hybrid schedule (M, T, Th in-office)
