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Crossmint · 9 hours ago

Customer Success Engineer / Solutions Architect (US)

Miami, FL

Contract

Hybrid

Senior Level

6+ years exp

Crossmint is a leading enterprise-grade stablecoin infrastructure provider, and they are seeking a Customer Success Engineer / Solutions Architect to work with important enterprise customers. This role involves ensuring the successful design, launch, and scaling of production applications on Crossmint’s infrastructure, blending solution design with hands-on implementation and strategic advisory.

BlockchainDeveloper ToolsFinancial ServicesFinTech

H1B Sponsor Likely

Responsibilities

Own technical success for key customers: act as the primary technical point of contact for enterprise and strategic accounts

Design end to end solutions: architect integrations using Crossmint’s APIs, wallets, payments, tokenization, and compliance primitives

Build and prototype: develop proofs of concept, middleware, scripts, or lightweight applications to accelerate customer adoption

Guide production deployments: support customers through go-live, scaling, observability, and performance tuning

Translate customer needs into product insight: surface patterns, gaps, and opportunities to Product and Engineering teams

Serve as a technical advisor: lead architecture reviews, implementation walkthroughs, and best practice sessions with customer teams

Automate and scale: build internal tools, scripts, or workflows using automation and AI to improve delivery velocity and reliability

Champion customer health: proactively identify risks, unblock issues, and drive long-term customer success and expansion

Operate with high ownership: manage complex, high-stakes engagements in fast-moving and ambiguous environments

Qualification

APIsIntegrationsTypeScriptPythonWeb3 experienceSmart contractsCustomer-facing experienceCommunication skillsHigh autonomyInterest in stablecoinsExperience in fintechObservability toolsAutomation toolsOpen-source contributionsAdaptability

Required

6+ years of experience in software engineering, solutions engineering, forward deployed engineering, or similar roles

Strong experience with APIs and integrations, including REST APIs, authentication flows, webhooks, and SDKs

Proficiency in TypeScript or Python, with working knowledge of frontend frameworks such as React

Hands-on web3 experience, including wallets, tokenization, or blockchain-based systems

Experience writing and deploying smart contracts, such as ERC721, ERC1155, ERC20, or similar standards

Comfort operating in customer-facing environments, including working directly with engineers, product leaders, and executives

Strong communication skills, able to explain complex technical concepts clearly

High autonomy and adaptability, with the ability to navigate ambiguity and prioritize effectively

A strong interest in programmable wallets, stablecoins, and agent-driven commerce

Preferred

Prior experience as a Solutions Architect, Customer Success Engineer, Partner Engineer, or Forward Deployed Engineer

Experience supporting enterprise or regulated customers in fintech, crypto, or payments

Familiarity with observability tools such as Datadog or Sentry

Experience contributing to SDKs, middleware, or developer platforms

Experience using automation and AI tools such as scripting, Zapier, or AI copilots to scale delivery

Contributions to web3 open-source projects or production crypto systems

Benefits

Highly competitive location-based compensation.

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.

Insurance covered by Crossmint.

401(k) Plan (US only).

Company

Crossmint

Crossmint is an all-in-one platform for enterprise-grade APIs for wallets, stablecoins, and agentic commerce

Founded in 2022

New York, New York, USA

51-200 employees

https://crossmint.com

H1B Sponsorship

Crossmint 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

Represents job field similar to this job

Trends of Total Sponsorships

2025 (2)