Real job — pulled straight from CommIT’s careers page · Verified August 1, 2026 · No reposts.
Job description
CommIT is hiring a Senior Backend Engineer — a full-time, based in Argentina role. Apply directly on CommIT's careers page below.
Senior Backend Engineer – Customer Focus Group (CFG)
Location: Argentina (AR)
Experience Level: Senior
Description
We are hiring a Senior Backend Engineer for its Customer Focus Group (CFG) — a technical team that bridges engineering and the commercial side of the product. CFG members handle development, architecture, product, and direct customer interaction: translating customer needs into the product, building new features, and resolving pressing technical issues. The role needs a strong backend builder who can also take a holistic, product-and-customer view, with a focus on infrastructure, performance, and customer satisfaction.
Requirements
Must-have skills:
- Backend architecture — microservices, API design, and design patterns (deep understanding)
- Node.js / TypeScript proficiency (or other relevant backend languages)
- SQL and NoSQL databases, with experience scaling systems for high-volume data processing
- Cloud platforms (AWS, Azure, or GCP) and their services — serverless computing, managed databases
- 5+ years of backend development, with a strong focus on customer-centric products
- Proven problem-solving with a track record of performant, scalable solutions
- Agile development practices and CI/CD pipelines
- Excellent collaboration and communication with globally distributed teams
Nice-to-have skills:
- Security / AppSec domain familiarity (OX is a security product)
- Customer-facing / pre-sales technical experience
- Experience bridging product and engineering
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Frequently asked questions
What skills are required for Senior Backend Engineer at CommIT?
The required skills for Senior Backend Engineer at CommIT include: Microservices, Node.js, TypeScript, SQL, NoSQL, AWS, Azure, GCP, Agile, CI/CD.
What is the seniority level for Senior Backend Engineer at CommIT?
Senior Backend Engineer at CommIT is a Senior level position.
How do I apply for Senior Backend Engineer at CommIT?
You can view the full description and apply for Senior Backend Engineer at CommIT on EchoJobs: https://echojobs.io/job/commit-senior-backend-engineer-customer-focus-group-cfg-cnr2n.