Senior Fullstack Software Engineer

Hace 2 días

córdoba, provincia de córdoba, Argentina FusionHit Jornada completa

We are looking for Senior Fullstack Software Engineers (Backend-focused) to join FusionHit's fast-paced, high-impact environment supporting. In this role, you will lead backend architecture and modernization initiatives for enterprise retail and supply chain systems built on Java/Spring Boot, driving design decisions and elevating engineering standards across teams, while remaining comfortable working across the stack.

You will play a key role in transforming legacy platforms into scalable, maintainable, and performance-driven services while collaborating closely with frontend engineers (working across multiple JS frameworks), DevOps, and product stakeholders.

This project focuses on modernizing enterprise-level retail systems that directly support business-critical store and supply chain operations.

Location

Remote - Latin America (must reside and have work authorization in LatAm)

Availability

Significant overlap with Mountain Standard Time (MST)

Requirements

  • BS/MS in Computer Science, Software Engineering, or related field
  • 6+ years of experience in Backend/Fullstack Engineering
  • 5+ years of hands-on experience with Java and Spring Boot building enterprise-grade REST APIs and microservices
  • Strong experience with Postgres-backed data layers and API design for high-traffic retail systems
  • Working knowledge of modern JS/TS frontend frameworks (React, Next.js, Angular, or Vue), sufficient to integrate and troubleshoot end-to-end across our multi-framework frontend stack
  • Strong understanding of phased modernization strategies over legacy backend systems
  • Deep experience with automated testing for backend services (unit, integration, contract) and Playwright/Jest awareness for E2E coordination
  • Experience managing CI/CD pipelines in GitLab
  • Experience implementing monitoring and observability strategies using Datadog
  • Retail, store operations, or supply chain system experience (strong plus)
  • Comfortable engaging with stakeholders and incorporating real-world user feedback
  • Excellent communication skills in English (C1 preferred, strong B2 may be considered)

Key Responsibilities

  • Lead backend architecture decisions and modernization strategy for Java/Spring Boot services
  • Design scalable, secure REST APIs and microservices on Postgres-backed data stores
  • Drive best practices in code quality, testing, and CI/CD automation
  • Collaborate cross-functionally with frontend, DevOps, and product teams across multiple JS framework stacks
  • Mentor mid-level engineers and promote engineering excellence
  • Ensure performance optimization and monitoring using Datadog
  • Lead phased migration from legacy backend systems to modern service architecture
  • Incorporate stakeholder feedback and real-world retail workflows into system design

Benefits

  • Certified as a Great Place to Work, offering a supportive and inclusive work culture
  • Work from home position
  • Personal and Professional Development Courses & Certifications
  • Flexible Schedule
  • 3 Sick Days per year
  • Birthday Off
  • Extra Days for Special Occasions
  • Team Building Meal Reimbursement
  • Equipment Granted
  • Monthly Recognitions
  • High Impact Committees