# Tim Jäger

> Chief Algebraic Officer

Location: Palo Alto, California, United States
Profile: https://flows.cv/timjger

Knows about computers.

## Work Experience
### Senior Staff Software Engineer @ SandboxAQ
Jan 2025 – Present

### Staff Engineer @ SandboxAQ
Jan 2022 – Jan 2025 | Palo Alto, California, United States
Build & Platform Engineer specializing in large-scale monorepo build systems and release engineering for quantum-safe cryptography products. Key contributions include:

  - Maintaining and optimizing Bazel build infrastructure for a polyglot monorepo (Java, Kotlin, Go, Python, TypeScript)
  - Designing container image build pipelines with deterministic, reproducible outputs and multi-registry distribution (ECR, GCR)
  - Implementing automated release workflows that coordinate image tagging, artifact promotion, and deployment across environments
  - Leading container security hardening through RapidFort base image migration and SBOM generation for supply chain compliance
  - Building CI/CD pipelines (CircleCI, Aspect Workflows) with intelligent test selection, caching strategies, and parallelization
  - Architecting Terraform and Helmfile-based deployment automation for multi-region customer rollouts

  Technologies: Bazel, Docker, Kubernetes, Helm, Terraform, AWS (EKS, ECR, S3), CircleCI, Go, Java, Python, Kotlin

### Staff Engineer @ Splash Financial
Jan 2021 – Jan 2022
Staff software engineering at consumer fintech.
· lead org-wide transition to monorepo
· maintain CICD pipeline to ensure engineering velocity
· lead feature development projects
· trained & mentored new hires
· sourced senior engineering candidates
· TL for development tooling team
· used Clojure, CLJS, AWS, Bazel/Starlark, Git, MySQL, PostgreSQL,
Github Actions, Re-frame

### Software Engineer @ Google
Jan 2020 – Jan 2021 | San Francisco Bay Area
Working on software to support planning Google's data-center floor layout.
- service development with Python, Java, MySQL and countless Google technologies
- on-call support to internal customers

### Founder @ Stealth Startup
Jan 2019 – Jan 2020
Conceived and built dining payment app:
- built backend and mobile app using Cloujure, Datomic and ClojureScript on React Native
- integrated with Stripe for payment
- developed NFC-based payment solution for restaurants

### Software Engineer @ Brex
Jan 2018 – Jan 2019 | San Francisco Bay Area
- Backend engineering using Elixir and PostgreSQL
- Maintained and expanded credit card processing systems
- Participated in team effort to switch credit card network
- Designed and implemented components in the context of a microservice architecture
- Redesigned internal accounting system to accomodate new categories of business events
- Interview candidates
- Mentor new hires

### Software Developer @ Ladder Life
Jan 2017 – Jan 2018 | San Francisco Bay Area
Fullstack engineering in Clojure
- feature development on monolithic Clojure+ClojureScript+Datomic web application
- data engineering to support sales and marketing
- build developer tooling to make everyone more productive

### Software Developer @ stylefruits GmbH
Jan 2016 – Jan 2017 | Munich Area, Germany
Backend engineering with Clojure

### Working student @ Instana
Jan 2015 – Jan 2016 | Munich
developed AWS CloudWatch consumer in Haskell


## Education
### Mechanical Engineering
Hochschule München University of Applied Sciences


## Contact & Social
- LinkedIn: https://linkedin.com/in/tim-jaeger-cao

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Source: https://flows.cv/timjger
JSON Resume: https://flows.cv/timjger/resume.json
Last updated: 2026-04-01