At Union, we are solving one of the hardest challenges in AI infrastructure today: enabling high-velocity iteration while maintaining seamless production-readiness for AI workloads at scale.
Flyte, the open-source project we steward, has emerged as the modern standard for data and AI orchestration, and is trusted by leading technology organizations including LinkedIn, Stripe, and Wayve to run millions of mission-critical workflows on the platform. These workflows comprise data preparation, model training, and scaled inference spanning thousands of GPUs, all major clouds, and on-premise infrastructure.
We have a technical founding team who created Flyte while at Lyft, a deep bench of infrastructure experts from top companies, and have raised from top investors like NEA and Nava Ventures.
The Opportunity
Successful candidates will have a broad understanding of multiple cloud vendors, Kubernetes, API design, high-volume, low-latency systems, and thrive in a fast paced environment. We value individuals who enjoy tackling challenges head-on, can communicate effectively across technical and non-technical teams, have a knack for creative problem-solving, and can balance short-term priorities with long-term goals—both as a hands-on technical partner across the organization and as a leader building a high-performing engineering team.
In this role, you will:
Lead, mentor, and foster the professional growth of a high-performing, collaborative engineering team through effective coaching and guidance.
Contribute to architectural decisions and participate in code and design reviews across various teams, ensuring the highest standards of quality and performance.
Provide technical leadership in the design of distributed backend services and client components within a Kubernetes-native ecosystem, collaborating closely with the engineering team.
Guide the development and ongoing improvement of services and tooling that enhance system reliability, security, and performance.
Work closely with broader teams including Backend, Frontend, and Support to improve the experience for our customers.
This role operates a hybrid in-office schedule to foster collaboration and connection, while offering flexibility.
About you:
Have 10+ years of experience in deeply technical roles in engineering functions.
3-4 years of professional experience leading, managing, growing and coaching a team of engineers.
Have a deep passion for all things Kubernetes and the broader container orchestration ecosystem.
Have a deep passion for distributed systems, designing platforms for high scale and
Can navigate and pick up new technologies quickly.
Always think about the big picture and can put yourself in the shoes of the developer and customer.
You have hands-on experience with backend programming languages (Go, Rust, Python).
Can own complex projects from planning to completion.
Bonus: You have a general understanding of building modern web applications using Next.js, React, and Typescript.
You can expect to work with the following tools at Union, however, we’re constantly evolving our stack!
Languages: Golang, Rust, Python
Infrastructure: AWS, GCP, Azure, OCI, Kubernetes
CI/CD: Buildkite, ArgoCD, Terraform, Helm
Benefits & Belonging
At Union.ai we know that employees who feel their best can build amazing things and we are proud to offer best in class benefits that will continually evolve and grow as the needs of our employees do. Benefits may vary based on country.
Excellent medical - We pay 100% of your premiums and 90% for your dependents
Generous dental and vision plans- We pay 90% of the premiums for you and your dependents
Meaningful equity in the form of options – all employees are owners here
Unlimited time off + 12 company holidays
401K match - Union.ai matches 100% of contributions up to the first 3%, and 50% up to 5%
16 weeks paid parental leave for primary and secondary caregivers
Flexible work schedule (some restrictions apply)
For in office employees: Lunch provided onsite and well stocked kitchen with snacks and drinks.
We believe that our differences are what bring us together to achieve truly special outcomes. We strive to be inclusive and focus on building teams that embody that quality too. Union.ai is an equal-opportunity employer and we encourage you to apply, even if your experience doesn’t align exactly with our job description.
Top Skills
What We Do
Join a community, not just a team
Union.ai is the company behind Flyte, the leading machine learning orchestration ecosystem based on Kubernetes. Flyte is deployed in production now at Lyft, Spotify, Gojek and dozens of other companies across various industries.
Why Work With Us
When you join us, you join the community! At Union.ai we care deeply about our open source developer community and recognize the importance of nurturing it as we continue to scale. We want our employees to feel empowered to continually put our customers first as we set out to build scalable infrastructure to support our users.
Gallery
