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[Remote] Staff Software Engineer, Fullstack (Marketing)

Work from home Full-time role Hiring

Note: The job is a remote job and is open to candidates in USA. Flex is a growth-stage FinTech company headquartered in NYC, focused on creating the best rent payment experience. They are seeking a Staff Software Engineer to develop and scale platform and app experiences that empower users and partners, driving the company's growth trajectory.

Responsibilities

  • 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

Skills

  • 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
  • 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

Benefits

  • Competitive medical, dental, and vision
  • Company equity
  • 401(k) plan with company match
  • Unlimited paid time off + 13 company paid holidays
  • Parental leave
  • Flex Cares Program: Non-profit company match + pet adoption coverage
  • Free Flex subscription
  • Competitive compensation + company equity
  • Unlimited PTO
  • Relocation assistance program

Company Overview

  • Flex enables people to pay rent bills on a schedule that fits their personal finances. It was founded in 2019, and is headquartered in New York, New York, USA, with a workforce of 201-500 employees. Its website is https://getflex.com.
  • Company H1B Sponsorship

  • Flex has a track record of offering H1B sponsorships, with 1 in 2025, 1 in 2024. Please note that this does not guarantee sponsorship for this specific role.
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