Fullstack Engineer (Mid-Level)

About The CompanySpade is a rapidly growing Series B company specializing in data and AI solutions tailored for the financial industry. Our platform transforms complex and inconsistent transaction data into structured, verified records that empower financial institutions to enhance their authorization, attribution, analytics, and AI initiatives. With a focus on merchant coverage, matching accuracy, geolocation data, and transaction enrichment speed, Spade leads the market in delivering reliable and comprehensive transaction processing solutions. Our esteemed clients include industry leaders such as FIS, Bilt, Mercury, and Stripe, who rely on our data to power personalized rewards programs, precise spending rules, and innovative AI features. Backed by top-tier investors including Oak HC/FT, a16z, Flourish Ventures, Y-Combinator, and Gradient Ventures, we are committed to building exceptional products in a collaborative, diverse, and inclusive environment.About The RoleAs a Full Stack Engineer at Spade, you will be at the forefront of developing and maintaining our enrichment platform, owning the entire product experience from conception to deployment. This role involves working closely with both the frontend and backend teams to build scalable, high-performance systems that process billions of transactions. You will develop customer-facing interfaces using React and TypeScript, while also designing and implementing robust APIs and data models with Python and Django. Your contributions will directly impact the usability, performance, and reliability of our platform, ensuring our clients receive accurate, timely transaction data. This is a high-ownership role suited for an autonomous professional eager to shape the future of financial infrastructure and contribute to a fast-paced, innovative environment.Qualifications4+ years of professional experience in software engineering, with a proven track record of building and deploying production systemsStrong proficiency in Python, Django, React, and TypeScriptExperience in API development, SQL, and modern front-end technologiesHands-on experience in building customer-facing systems from scratch, with the ability to make informed trade-offs and work independentlyProduct-minded with excellent problem-solving skills and the ability to navigate ambiguityCollaborative team player with a focus on shared success and continuous improvementBased in NYC or willing to work out of the Flatiron office at least two days per weekNice To HaveExperience with Aurora RDS PostgresKnowledge of managing cloud infrastructure via AWS CDKFamiliarity with transaction, merchant, and location dataUnderstanding of fintech or data productsExperience optimizing SQL performance through indexing and query analysisResponsibilitiesCollaborate with the team to define and execute the technical vision for our products, ensuring a seamless user experienceDevelop and maintain customer-facing interfaces using React and TypeScript, ensuring responsiveness and usabilityDesign, build, and optimize APIs and backend services with Python and Django to support high-volume transaction processingCreate and maintain a scalable data platform to support data science initiatives and analyticsIdentify and resolve production issues across the entire technology stack, ensuring minimal downtime and high reliabilityContribute to engineering best practices, code reviews, and process improvements to support team growth and scalabilityWork closely with cross-functional teams including product management, data science, and design to deliver customer-centric solutionsBenefitsCompetitive, data-driven salary packages that reward performance and ownershipMeaningful equity with options for early exercise and extended post-termination rightsComprehensive health benefits including medical, dental, vision, mental health coverage, and One Medical membership (US-based employees)401(k) retirement plan to support your financial futurePaid parental leave of 12 weeks at full pay for new parentsUnlimited paid time off to promote work-life balanceFlexible in-person culture at our NYC headquarters, with remote work options available for certain rolesSupportive work environment with stipends for remote work, company-sponsored lunches, Citibike memberships, and moreEqual OpportunitySpade is an equal opportunity employer committed to fostering a diverse, equitable, and inclusive workplace. We believe that a variety of backgrounds, perspectives, and experiences enrich our team and enhance our ability to serve our customers effectively. We welcome applicants from all backgrounds and are dedicated to providing an environment where everyone can thrive and succeed.