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About
Flex is looking for a Staff level Engineer to join our dynamic team and play a pivotal role in accelerating our growth trajectory. In this role, you will be instrumental in developing and scaling the platform and app experiences that empower our users and partners, unlocking our next phase of 10x growth.
What You’ll Do
Focus on creating exceptional user and partner experiences that drive engagement and retention.
Partner closely with product managers, designers, and data scientists, data analysts to identify and solve critical user onboarding challenges.
Design, develop, test, and deploy robust APIs, services and data pipelines that enhance user onboarding and overall platform experience.
Implement changes through an agile methodology, prioritizing rapid iteration and continuous improvement.
Utilize data and analytics to measure the impact of your work and identify opportunities for optimization.
Qualifications Minimum Qualifications
7+ years
of professional software development experience.
3+ years
of hands‑on experience with Java.
3+ years
of experience with React or React Native.
3+ years
of experience with TypeScript.
Having experience building high‑quality
mobile and web UIs
to specifications is a
must to have .
Proficient in Java frameworks and tools used at Flex, including Spring (core/web/boot), Gradle, JUnit, and JVM (memory/performance tuning, GC).
Experience with Service‑Oriented Architecture, REST APIs, Message Queues, and scalable architectures.
Experience with architectures and tools in React Native and React ecosystems (Hooks, Components, Context, Redux).
Experience with AWS (EKS, Aurora RDS, Elasticache, DynamoDB) and containerization tools.
Preferred Qualifications
Have the experience to build and improve user onboarding funnel and design the comprehensive experiment to drive metric improvements.
Proficient in CI/CD systems (preferably GitHub Actions), git, and automation.
Skilled in observability and monitoring tools, such as DataDog, to ensure high availability.
Experienced with big data platforms and tooling, including Snowflake.
Proficient in Infrastructure as Code, using tools like CDK and Terraform.
Skilled at elevating team standards through best practices, and mentoring junior engineers.
Excellent written and verbal communicator, with experience in cross‑functional collaboration.
Compensation
Tier A (NYC/SF/Seattle):
$200,000—$250,000 USD
Life at Flex We understand that it takes a diverse team of highly intelligent, curious, determined, empathetic, and self‑aware people to grow a successful company. Our HQ is located in New York City, but we have employees located throughout the US, Australia, Canada and South America. We are growing quickly, but deliberately, with a focus on building an inclusive culture. Our dynamic team has incredible perspectives to share, just as we know you do, and we take great pride in being an equal opportunity workplace.
Benefits and Perks
Competitive medical, dental, and vision available from Day 1
Company equity
401(k) plan with company match (our company match kicks off at the beginning of 2026)
Unlimited paid time off + 13 company paid holidays
Parental leave
Flex Cares Program
Free Flex subscription
Competitive compensation + company equity for full‑time non‑US employees
Unlimited PTO for non‑US employees
As set forth in Flex’s Equal Employment Opportunity policy, we do not discriminate on the basis of any protected group status under any applicable law.
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Languages
- English
Notice for Users
This job was posted by one of our partners. You can view the original job source here.