Senior Backend Tech Lead – LATAM (Remote)

FullStack; Salta; Remote; ARS 181,906,000 - 272,860,000; Full time

Benefits offered by this job

100% remote work

Fortune 500 client exposure

Continuing education opportunities

Job summary

FullStack is seeking a Senior Backend Engineer Tech Lead to join client teams remotely for a 3-4 month project. You will drive backend architecture, design robust APIs, and mentor peers across distributed squads. You’ll work with Node.js, TypeScript, AWS and MongoDB, shaping microservices and BFF patterns while collaborating with UI/ frontend teams and external vendors.

Excellent English required. This role offers 100% remote work with international client exposure and a fast-paced, high-impact

Qualifications

• 6+ years of professional software engineering experience.
• 2+ years in technical leadership influencing architecture and engineering direction.
• Advanced English is required.
• Four-year college degree is required.
• Expertise in Node.js and TypeScript.

Responsibilities

• Lead backend architecture and API strategy for multiple client projects.
• Mentor and guide engineering teams across distributed squads.
• Design and implement scalable microservices and BFF layers.
• Collaborate with data, frontend, and AI teams to deliver integrated solutions.

Skills

Node.js

TypeScript

Backend architecture

API middleware

AWS

MongoDB

Microservices

Agile/Scrum

English advanced

Education

Bachelor's degree

Tools

Salesforce OCAPI

CMS

LangChain

LlamaIndex

Job description

FullStack is seeking a Senior Backend Engineer Tech Lead to join client teams remotely for a 3-4 month project. You will drive backend architecture, design robust APIs, and mentor peers across distributed squads. You’ll work with Node.js, TypeScript, AWS and MongoDB, shaping microservices and BFF patterns while collaborating with UI/ frontend teams and external vendors.

Excellent English required. This role offers 100% remote work with international client exposure and a fast-paced, high-impact