Deuna

Deuna

Fullstack Staff Engineer

San Francisco · Staff+

Sponsorship not specifiedDetected 160 days ago
TypeScriptPythonGoReactNext.jsDistributed SystemsFull-Stack DevelopmentData StructuresAlgorithmsCode ReviewSQLNoSQLAWSComplianceLeadershipCommunication

About the role

  • We are looking for a Staff Software Engineer - Fullstack to act as a senior technical leader across our engineering organization.
  • This is a high-impact individual contributor role, focused on driving architecture, setting technical direction, and solving complex, cross-team challenges.
  • This role is not focused on people management - instead, you will operate as a technical authority and multiplier, influencing multiple teams and raising the overall engineering bar.

Responsibilities

  • Own and evolve the architecture of critical fullstack systems across frontend and backend.
  • Lead the design of scalable, high-performance, and resilient distributed systems.
  • Set and uphold engineering standards, best practices, and design principles.
  • Drive alignment across teams on architectural decisions and technical direction.
  • Lead complex refactors and performance optimization efforts.
  • Partner with Product and Engineering leaders to evaluate trade-offs across scalability, performance, cost, and security.
  • Design APIs, data models, and system interactions that support long-term growth.
  • Identify system bottlenecks and drive scalable solutions.

Requirements

  • Proven experience as a Staff, Principal, or Senior Software Engineer in fullstack environments.
  • Strong frontend expertise with:
  • Strong backend experience with:
  • Deep experience designing distributed systems and scalable APIs.
  • Hands-on experience with AWS and cloud-native architectures.
  • Experience with SQL and NoSQL databases.
  • Excellent communication skills, with the ability to influence technical decisions.

Nice to have

  • Experience in payments, fintech, e-commerce, or transaction-heavy platforms.
  • Familiarity with regulated environments (PCI-DSS, financial systems, etc.).
  • What will you find when you join DEUNA?
  • A multicultural team distributed throughout LATAM
  • Dynamism, agility and constant innovation
  • The best tools and technology to operate
  • Data structures and algorithms
  • Fluent or native English (Spanish is a plus).

Benefits

  • Vacations and additional PTO 🏝️
  • Economic support for health insurance, internet and cell phone line📱 🌐
  • We all own DEUNA, we offer stock options 💸
  • Learning and development platform 📚

Company info

  • About DEUNA 🧡
  • DEUNA is a rapidly growing startup revolutionizing global commerce with ATHIA, our AI-powered orchestration and payments platform that helps large enterprises boost approval rates, reduce costs, and unlock new revenue.
  • Built by the team behind DEUNA-the fastest-growing Commerce OS in Latin America-ATHIA combines payment intelligence, checkout optimization, and data orchestration in one powerful solution.
  • With deep integrations across 300+ PSPs and alternative payment methods, and over 20% of Mexico's digital economy running through our platform, we simplify global payments through a single integration and centralized reconciliation.
  • We are a rapidly growing startup expanding into the U.S. to meet the urgent needs of large retailers, marketplaces, airlines, and QSRs.
  • Join us to shape the future of payments! 🚀
  • Visit https://www.deuna.com/ to learn more about us!
  • Role Overview
  • You will partner closely with Engineering, Product, and leadership to ensure our systems scale reliably as the business grows.
  • Be part of a dynamic team that's creating the next generation payments platform.

Equal opportunity

  • equal opportunity employer.
  • We value and celebrate diversity and inclusion in our workplace.

This listing is sourced directly from Deuna's careers page and normalized into a canonical job model.