Flex

Staff Software Engineer, Fullstack-MarTech

Flex
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16 days ago
San Francisco, CA, USA or New York, NY, USAStaff+

Base Salary

$170k - $250k/yr

Responsibilities

  • Build and own full-stack marketing services and customer-facing web experiences for customer acquisition and retention.
  • Design and develop high-scale APIs, event-driven services, and data pipelines running on AWS.
  • Build measurement capabilities and integrate third-party advertising, analytics, messaging, and conversion platforms.
  • Develop web and mobile features and experiments in collaboration with marketing, data, product, design, and engineering teams.
  • Support incentive platforms, attribution and measurement systems, customer-facing web properties, lifecycle messaging, and campaign orchestration.
  • Elevate team engineering standards through best practices and mentoring junior engineers.

Requirements

  • 8+ years of professional software development experience.
  • 6+ years of hands-on Java experience and 3+ years of TypeScript experience.
  • 3+ years of React or React Native experience, including modern React architectures and tooling.
  • Experience building high-quality, high-performance responsive, SEO-conscious, conversion-optimized web and mobile UIs.
  • Proficiency with Spring, Gradle, JUnit, and JVM memory and performance tuning.
  • Experience with service-oriented architecture, REST APIs, webhooks, message queues, event-driven design, and scalable architectures.
  • Experience with AWS, EKS, Aurora RDS, ElastiCache, DynamoDB, and containerization tools.
  • Experience integrating and debugging third-party APIs and SDKs, including handling rate limits, partial failures, and reconciliation.
  • Strong written and verbal communication and cross-functional collaboration skills.
  • Preferred experience includes growth engineering, marketing engineering or MarTech; Braze, Singular, AppsFlyer, Branch, Google Tag Manager, Amplitude, LaunchDarkly, or advertising and conversion APIs; attribution and identity resolution; privacy constraints; A/B testing; web performance optimization; headless or CMS tooling; Snowflake; GitHub Actions; Git; DataDog; CDK; Terraform; and mentoring engineers.

Benefits

  • Full-time U.S. employees receive medical, dental, and vision coverage, company equity, a 401(k) plan with company match, unlimited paid time off, 13 company-paid holidays, parental leave, and a free Flex subscription.
  • Full-time non-U.S. employees receive competitive compensation, company equity, and unlimited PTO.
  • Roles posted in New York, San Francisco, and Salt Lake City are hybrid with on-site expectations of 2–3 days per week; candidates elsewhere may be eligible for relocation assistance.
  • The company operates across the United States, Australia, Canada, and South America.

Tech Stack

Amazon DynamoDBAWSDatadogGitGitHub ActionsGradleJavaJUnitReactReact NativeSnowflakeSpring BootTerraformTypeScript

Categories

Full StackGrowth Engineering
Flex

About Flex

10,000+ employees
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