Crossmint is a one-stop-shop developer platform for companies building onchain. We completely remove the complexity of building and using blockchain applications. Our platform provides all of the infrastructure companies need to build apps that scale to millions, without needing to orchestrate multiple vendors. It lets them create experiences that mirror the traditional web with familiar features like FaceID and email sign-ups, while eliminating gas fees and other friction points.

Our suite includes wallets, payments, onboarding, on/off ramps, tokenization, AI agent infrastructure, and other essential onchain building blocks, across 40+ blockchains.

We’re building a world where companies can get their entire blockchain backend, through a few lines of code, to build the next generation of the internet. Join us!

Location

United States: Miami; New York

Argentina: Buenos Aires

Type of employment

United States: Full-time

Argentina: Full-time employee (Contract through Deel)

Seniority

Mid (2 - 4 years) Senior (5+ years)

Responsibilities

As an Engineer at Crossmint, your responsibilities will include:

Write high quality code: correct, secure, performant, maintainable.

Write architectural and design docs: individually and with the team.

Run your projects end to end: from conceptualization, to shipping and beyond.

Perform On-Call duties: participate in paid on-call shifts (once or twice a quarter).

Mentor new team members.

About you

To thrive in this role, you should possess the following qualifications:

Excellent Communication Skills: Demonstrate excellent written and spoken English.

Educational Background: Hold a Bachelor’s degree in Computer Science or a related field, or equivalent knowledge and skills with industry experience.

Professional Experience: Accumulate 3-5+ years of professional experience.

Programming Expertise: Showcase advanced knowledge in at least one modern programming language such as Javascript, Java, Python, Scala, Ruby, etc.

Bonus points

We highly value candidates with the following experiences:

Provable experience shipping high quality code

Excellent reading and writing comprehension skills in English

Experience working on a team and references to back it.

Experience working on Web3 and/or Blockchain projects.

Please keep in mind: This is the full list of everything we’re looking for. You don’t need to check every single box to be a strong candidate, and having a good number of these would already indicate a solid fit for the role.

Benefits

Highly competitive location-based compensation and benefits.

Stock options program.

Unlimited, flexible PTO.

Flexible work schedule.

Company laptop and allowance for any necessary home equipment.

Daily stipend for commuting to the office.

Company-paid trips for annual off-sites and onsites.

Our Principles

Results and delivery: Ship high quality work fast.

Build for the long term: Build scalable, secure, and reliable solutions. Use AI.

Extreme Ownership: Be an effective Directly Responsible Individual (DRI). Be proactive.

Be a team player: Be an effective and kind colleague providing credible challenge. Be present and reliable.

Talent research indicates that women are often less inclined than men to apply for a role unless they have experience in 100% of the listed skills. However, this list is only a guide. We welcome your application even if you feel you meet around 75% of the requirements. At Crossmint, we believe skills can be learned, and diversity makes us stronger.

We work to foster a respectful environment where each person can be their authentic self, free from harassment, racism, and any form of discrimination. We proudly uphold our commitment to diversity and inclusion as an equal opportunity employer, and this policy applies to all employment practices within our organization.

Please note that Crossmint never conducts AI-based interviews, and all of our processes include an initial video call with a team member. Crossmint will not request your personal identification documents or any payment at any point during your interview process. Please stay vigilant about potential fraud. If you receive an email that claims to be from Crossmint but ends with any domain other than @crossmint.com, @crossmint.io or @paella.dev, it is not from us. We own these three domains listed before, and they are the only legitimate ones.

Please let our Talent Team know if you need any assistance completing any forms, or participating in the proce