Senior/Principal Full Stack Engineer -1724

Posted Yesterday
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Buenos Aires, Ciudad Autónoma de Buenos Aires, ARG
In-Office
Senior level
Cloud • Information Technology • Software • Cybersecurity
The Role
Build and own end-to-end full-stack features across frontend, backend, APIs, workflows, and integrations. Develop scalable applications, dashboards, internal tools, and service logic while improving performance, reliability, usability, and test coverage. Collaborate with product, design, AI, backend, and cloud teams, troubleshoot production issues, and participate in architecture and release planning. At the principal level, provide technical direction, establish engineering standards, make cross-team architectural decisions, and mentor engineers.
Summary Generated by Built In

Job description:

Join an innovative AI-driven HealthTech company building a unified platform that transforms how healthcare systems operate. We are looking for a Senior Full Stack Engineer to design and deliver end-to-end product functionality, spanning frontend interfaces, backend services, APIs, and workflow systems. This is a high-impact role where engineering meets product, enabling you to directly shape the user experience and system behavior. You will work across the entire stack, turning complex operational workflows into scalable, reliable, and user-friendly software. At the principal level, you will also provide architectural leadership, define technical standards, and mentor other engineers.

Schedule: Monday to Friday – Onsite 9:00 am to 5:00 pm CST - Full-time position with a flexible, results-driven schedule.

Responsibilities:

  • Build end-to-end product features across frontend, backend, and workflow layers.
  • Develop user-facing applications, dashboards, and internal tools. Design and implement APIs, service logic, validation rules, and integrations
  • Translate complex operational requirements into intuitive product flows and scalable systems.
  • Collaborate with product, design, AI, backend, and cloud teams to deliver high-quality features
  • Improve performance, usability, reliability, and test coverage across the application
  • Participate in code reviews, architecture discussions, and release planning.
  • Troubleshoot production issues and contribute to incident resolution
  • (Principal level) Define technical direction, system architecture, and engineering best practices
  • (Principal level) Mentor engineers and influence cross-team technical decisions

Requirements

Qualifications:

Must-have experience:

  • 5–8+ years (Senior) or 8+ years (Principal) in full stack software engineering
  • Strong experience building production-grade applications end-to-end
  • Proven ability to move between frontend, backend, and system-level problem solving
  • Solid understanding of application architecture, APIs, and workflow-driven systems
  • Experience owning features from design through deployment.pdf) Technology stack

Key focus:

  • Frontend: Modern JavaScript frameworks (React or similar)
  • Backend: TypeScript (primary), Python, Java.
  • Cloud: AWS (core environment)
  • Architecture: Microservices, distributed systems.
  • APIs: REST APIs, integrations, workflow orchestration
  • Data: Data modeling, system integrations

Nice-to-have:

  • Experience with AI-integrated applications or AI-enabled workflows.
  • Background in HealthTech, SaaS, or regulated environments.
  • Familiarity with FHIR or healthcare integrations.
  • Experience building internal tools, dashboards, or workflow-heavy applications.
  • Soft skills:
  • Strong product mindset and user-centric thinking
  • Ability to simplify complex workflows into usable solutions
  • Collaborative, and team-oriented mindset Strong communication skills in English


Skills Required

  • 5-8+ years of full-stack software engineering experience for Senior level, or 8+ years for Principal level
  • Strong experience building production-grade applications end to end
  • Ability to work across frontend, backend, and system-level problem solving
  • Understanding of application architecture, APIs, and workflow-driven systems
  • Experience owning features from design through deployment
  • Experience with modern JavaScript frameworks such as React or similar
  • Experience with TypeScript, Python, or Java for backend development
  • Experience with AWS, microservices, distributed systems, REST APIs, integrations, and workflow orchestration
  • Experience with AI-integrated applications or AI-enabled workflows
  • Background in HealthTech, SaaS, or regulated environments
  • Familiarity with FHIR or healthcare integrations
  • Experience building internal tools, dashboards, or workflow-heavy applications
  • Strong product mindset, user-centric thinking, collaboration, communication, and ability to simplify complex workflows
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The Company
187 Employees
Year Founded: 2011

What We Do

Softgic helps organizations pursue digital and cognitive transformation through innovative, customized technology solutions. Its services include software development, automation, cloud computing, cybersecurity, UX design, and related IT consulting. The company’s mission is to make life easier with technology and help clients transform digitally and cognitively, optimizing processes, reducing costs, and accelerating results for businesses across Latin America and the United States.

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