[Remote] Staff Software Engineer, FinPlatform Backend

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 join their core platform team, where the role involves setting technical direction and shaping the architecture of backend services while mentoring engineers and collaborating across teams.

Responsibilities

• Design, implement and maintain our Finance service and internal tooling, including financial reporting, reconciliation/audit process
• Design and develop new APIs and functionalities to support large money movements across our banking partners via different payment rails, such ACH
• Scale out core platform to support business growth while maintaining performance and reliability
• Continuously improving our daily operations with automation, tooling, design evolution, observability etc
• Work closely with product, analytics, finance and engineering peers to launch new financial features into our platform

Skills

• 6+ years of experience in software development or a related field
• Experience in technical leadership, guiding engineering teams through complex projects
• Experience with Java, Python, Golang, or TypeScript/Node.js
• Strong experience with relational SQL and NoSQL databases, such as MySQL/PostgreSQL/DynamoDB
• Experience in designing and developing the fault-tolerant and scalable distributed systems
• Experience with AWS cloud services: ESC/EKS, Lambda, API Gateway, VPN, RDS etc
• Infrastructure as code(AWS CLI, AWS CDK/Terraform)
• Strong communication skills with the ability to understand and explain technical issues to a non-technical audience
• Follow engineering best practices as well as propose new ones
• Experience with finance reporting and reconciliation
• Deep experience with writing complex query and data mining

Benefits

• Competitive medical, dental, and vision
• Company equity
• 401(k) plan with company match
• Unlimited paid time off + 13 company paid holidays
• Parental leave
• 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.