Ssr. Full-stack Engineer

is looking for a Ssr. or Sr. full-stack Engineer to support a key account at its international business unit (HNDevs). The Ssr. full-stack engineer will make full-stack contributions to a number of projects.

The position is open for Uruguay and Argentina (preferably but not exclusively to Buenos Aires and the Montevideo Area).

Our client’s projects typically involve building using React/Typescript on the frontend and Node.js/NestJS/Typescript on the backend. Often facing challenges involving working with various APIs and LLMs.

Conversational ability in English is a must (B2 and above) as well as native level Spanish.

Requirements

Must Have:

• Three (3) or more years of relevant experience.
• Conversational English Lvl. (B2 and above).
• Native-level Spanish.
• Two (2) or more years of experience working with Typescript + Node.js on the backend.
• Two (2) or more years of experience working with Typescript + React on the frontend.
• Solid experience working with agentic coding tools such as Cursor, Claude, or others.
• Experience working in a 100% remote setting.
• One to Two (1-2) years or more of experience working with a US/Canada/UK-based startup.
• Some experience working with React.
• Team player mentality and well-developed soft skills.

Nice to Have:

• Four (4) or more years of relevant experience.
• One (1) year or more of experience working with React.
• Experience with developing well-structured APIs, Typescript, and/or NestJS.
• Experience working with LLMs.

*Asia, Africa, and Europe-based talent won’t be considered at this time*.

Benefits

• Opportunity to work at one of our US-based key accounts.
• Savvy technical team to foster constant personal development.
• 100% Remote Opportunity.
• Flexibility & Responsibility aligned with the seniority and expectations.