Own Chime’s Python version standards, upgrade cadence, and compliance, reducing EOL exposure and security patch lag
Design and drive safe, repeatable Python upgrade processes across services and shared libraries, enabling teams to adopt new versions with minimal friction
Establish clear dependency management practices (e.g., version locking policies, upgrade safety, library compatibility strategies)
Partner with CI/CD stakeholders to improve build performance, reliability, and developer experience for Python projects
Maintain and develop critical internal Python libraries including roadmap, quality, and adoption
Define and evangelize Python best practices (“the Chime way”), aligned with community standards, and support teams through documentation and enablement
Identify and drive opportunities to maximize returns from the Python + AI ecosystem, evaluating tools, practices, and vendor options that improve iteration speed and outcomes

5+ years of software engineering experience, with deep hands-on expertise in Python in production
Strong experience with Python build tooling, and an understanding of tradeoffs in versioning and distribution
Understanding of asynchronous and synchronous data-sharing patterns (pub/sub, RPC, caching, etc.).
Solid knowledge of containerized environments and build systems (Docker images, CI pipelines, caching, reproducible builds)
Experience building and maintaining shared libraries used by multiple teams, including API design, backwards compatibility, and release management
A security
and reliability-first mindset, especially around EOL management, patching and build integrity
Strong cross-functional collaboration skills—able to influence without authority and align multiple teams around standards and migrations
Comfort operating with ambiguous requirements, creating clarity through docs, prototypes, and incremental rollout plans
Bonus: experience working in/supporting data engineering and ML
Engineers are required to participate in on-call rotation. Being on call may include responding to incidents outside of regular working hours when necessary.

🏢 Our in-office work policy is designed to keep you connected
with four days a week in the office and Fridays from home for those near one of our offices, plus team and company-wide events depending on location. Whether you’re coming in regularly or are part of our fully remote program, you’ll stay engaged with your work and teammates.
💻 In-office perks including backup child, elder, and/or pet care, plus a subsidized commuter benefit to support your regular commute
💰 Competitive salary based on experience
✨ 401k match plus great medical, dental, vision, life, and disability benefits
🏝 Generous vacation policy and company-wide Chime Days, bonus company-wide paid days off
🫂 1% of your time off to support local community organizations of your choice
👟 Annual wellness stipend to use towards eligible wellness related expenses
👶 Up to 24 weeks of paid parental leave for birthing parents and 12 weeks of paid parental leave for non-birthing parents
👪 Access to Maven, a family planning tool, with $15k lifetime reimbursement for egg freezing, fertility treatments, adoption, and more.
🎉 In-person and virtual events to connect with your fellow Chimers—think cooking classes, guided meditations, music festivals, mixology classes, paint nights, etc., and delicious snack boxes, too!
💚 A challenging and fulfilling opportunity to join one of the most experienced teams in FinTech and help millions unlock financial progress

Senior Python Core Engineer

Key skills