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Flex · 3 hours ago

Software Engineer I, Backend (New Grad - 2025)

United States

Full-time

Remote

New Grad, Entry Level

$139K/yr - $153K/yr

Flex is a growth-stage FinTech company headquartered in NYC, focused on creating the best rent payment experience. They are seeking a Software Engineer to join their engineering team, where the main responsibilities include building and maintaining backend systems with a focus on Java-based services.

AppsBillingFinancial ServicesFinTechSoftware

H1B Sponsor Likely

Responsibilities

Write clean, maintainable Java code and contribute to our backend services

Participate in code reviews and learn best practices from senior engineers

Debug and troubleshoot issues in our systems

Collaborate with product and infrastructure teams to understand requirements

Write tests and help improve our deployment and quality processes

Contribute to system design discussions and architectural improvements

Qualification

JavaOOP principlesData structuresAlgorithmsSQLGitSpring BootREST APIsAWSDockerDistributed systemsCuriosityTeam collaborationContinuous learning

Required

Bachelor's degree in Computer Science or related field (or equivalent experience)

Strong foundational knowledge of Java and OOP principles

Solid understanding of data structures, algorithms, and system design fundamentals

Familiarity with relational databases (SQL)

Experience with version control (Git)

Ability to communicate clearly and work well in a team

Curiosity about how systems work and willingness to learn continuously

Preferred

Experience with Spring or Spring Boot frameworks

Familiarity with REST APIs and microservices

Knowledge of cloud platforms (AWS)

Experience with Docker or containerization

Understanding of distributed systems concepts

Benefits

Competitive medical, dental, and vision available from Day 1

Company equity

401(k) plan with company match (our company match kicks off at the beginning of 2026)

Unlimited paid time off + 13 company paid holidays

Parental leave

Flex Cares Program

Free Flex subscription

Competitive compensation + company equity

Unlimited PTO

Company

Flex

Glassdoor3.9

Flex enables people to pay rent bills on a schedule that fits their personal finances.

Founded in 2019

New York, New York, USA

201-500 employees

https://getflex.com

H1B Sponsorship

Flex has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)

Distribution of Different Job Fields Receiving Sponsorship

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Trends of Total Sponsorships

2025 (1)

2024 (1)