Flex is a growth-stage, NYC headquartered FinTech company that is creating the best rent payment experience. It’s hard to believe that it’s 2025 and paying rent on time is expensive, inflexible, and difficult. We’re here to change that! Flex enables our users to pay rent throughout the month on a schedule that better fits their finances and budget. Our mission is to empower as many renters as possible with flexibility over their most significant recurring expense. After deliberately keeping a stealth profile as we built up unprecedented investor support and an enthusiastic user base, we are looking for motivated individuals to help us keep our mission growing. Will you be a part of the team?
Flex is looking for a Software Engineer who will be responsible for implementing the various backend systems that support all business features.
In this role, you will be part of the backend engineer team, responsible for the services and integrations that power our products, such as Payment, Billing, Identity, partner integration, etc. You’ll be designing, developing, testing, and scaling systems needed to deliver great user and partner experiences.
You’ll work closely with your product, design and engineering peers to solve our users' most pressing problems around rent payment. You’ll roll out changes to our customers in an agile manner with a delivery cadence that favors small, frequent iterations. The ideal candidate will be comfortable leading scoping, design and implementation for APIs they build and can drive their production rollouts to completion with minimum oversight.
A minimum of 4 years of experience with Java is required for this position.
Minimum Qualifications- Minimum of 6 years experience in software engineering
- Minimum of 4 years experience with Java
- Ability to work on a globally-distributed team with a high degree of ownership
- Experience working with technical and non-technical stakeholders, successfully aligning and setting expectations on scope and delivery
- Ability to grow in a fast-paced and dynamic environment that will challenge you to always bring your best
- Experience building robust, fault-tolerant systems with multiple external dependencies
- Experience designing, building, and maintaining data pipelines
- 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 AWS (EKS, Aurora RDS, Elasticache, DynamoDB) and containerization tools.
- 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.
- For working locations in NY/NJ/CA, the base salary pay range will be $197,000-$213,000
- For all other states, the base salary pay range will be $177,000-$192,000
#LI-Remote
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.
We offer many employee benefits. For full time, U.S. based employees we offer:
- Competitive pay
- 100% company-paid medical, dental, and vision
- 401(k) + company equity
- Unlimited paid time off + 13 company paid holidays
- Parental leave
- Flex Cares Program
- Free Flex subscription
For full time non-US employees, we offer
- Competitive Pay
- Company Equity
- Unlimited PTO
Top Skills
What We Do
Flex, an NYC-headquartered FinTech company, has created a trusted rent payment experience. It’s hard to believe that it’s 2024 and paying rent on time is expensive, inflexible, and difficult; we’re here to change that! We enable our users to pay rent throughout the month on a schedule that better fits their finances and budget, while also helping them build credit.
Our mission is to empower as many renters as possible with flexibility over their most significant recurring expense.
Why Work With Us
We believe it takes a diverse team of curious, determined, empathetic, and self aware people to grow a successful company. We value the unique and dynamic perspectives our team brings to solve critical problems that impact the lives of our users and the financial decisions they make.
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