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Software Engineer, Intern (Summer 2027) at Brex · LumiJobs

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Brex· Posted Nov 11, 2026

Software Engineer, Intern (Summer 2027)

New York, NYinternship

Remote

entry

H1B: yes

Brex The Software Engineer Intern at Brex will collaborate with a mentor and team to develop AI-first financial software products and infrastructure during the summer 2027 internship. The role involves leveraging data and creativity to solve real-world business challenges and contribute to Brex's technical vision.

Responsibilities

Join our AI-centric internship cohort and build the future of financial software! As an Engineering Intern, you'll collaborate with a mentor and team to develop impactful products, services, and infrastructure that accelerate the adoption of AI-first tools and workflows across Brex. You'll leverage data and creativity to solve real-world business challenges and contribute to our long-term technical vision. This is your chance to push the boundaries of financial technology and directly shape Brex's growth.
Where you’ll work
This role will be based in our San Francisco office. We are a hybrid environment that combines the energy and connections of being in the office with the benefits and flexibility of working from home. We currently require a minimum of 3 days per week in the office - Monday, Wednesday, and Thursday. As a perk, we also have up to four weeks per year of fully remote work!

Qualification

Strong knowledge of CS fundamentalsStrong communicationExperience with AI toolingProactive mindset

Required

Availability to participate in the program from June to September, 2027
Strong knowledge of CS fundamentals
Strong communication, interpersonal skills, and eagerness to learn from others
Are excited about working in a high-paced environment with other high quality engineers
Familiarity with software engineering development cycles
Experience working with backend programming languages (i.e. Java, Kotlin, Python)
Experience working with SQL or NoSQL databases
Ability to hold yourself and the team to high standards

Preferred

Experience with AI tooling
Experience collaborating with experts in product, design, and operations
Familiarity with functional programming languages
Proactive mindset, leading with curiosity first
Experience with corporate financial systems or concepts
Experience with cloud computing systems & services

Benefits

Vision
Equity/RSU

Company

Brex

View company page

501-1000 employees

Fintech

Founded 2017

Source: greenhouse

Active within the past hour

Remote-friendly

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Must-Have Skills for This Role

JavaKotlinPythonSQLNoSQLAI tooling

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