Staff Software Engineer

Summary

Join Flex, a NYC-based FinTech company revolutionizing rent payments, as a Staff Software Engineer on the Risk Platform team. You will spearhead the implementation of platforms and APIs crucial for supporting business features within risk management, mitigating credit and fraud risks. This role involves building decision platforms and machine learning solutions, designing and developing high-scale APIs and distributed systems on AWS using Java and Spring Boot, and collaborating with product, design, and engineering teams. The ideal candidate possesses extensive experience in software development, Java, React or React Native, and TypeScript, along with expertise in building high-quality mobile and web UIs. Flex offers a competitive salary and benefits package, including comprehensive health insurance, 401k, unlimited PTO, and parental leave.

Requirements

• 8+ years of professional software development experience
• 6+ years of hands-on experience with Java
• 4+ years of experience with React or React Native
• 4+ 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

Responsibilities

• Build decision platform / machine learning solutions to respond to/mitigate business risks in Flex
• Design and develop 24/7 high-scale APIs and distributed systems. The tech stack will be on AWS. Java would be the language for the existing code base. Java Spring Boot will be the framework
• Work closely with product, design, and engineering peers to launch new features across our web and mobile platforms

Preferred Qualifications

• Experience working in a risk engineering team and with decision platform architecture or risk/fraud detection systems
• 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

• 100% company-paid medical, dental, and vision
• 401(k) + company equity
• Unlimited paid time off + 13 company paid holidays
• Parental leave
• Flex Cares Program: Non-profit company match + pet adoption coverage
• Free Flex subscription
• Competitive Pay
• Company Equity
• Unlimited PTO