Javascript Fullstack Engineer - Mid-Level

Lumenalta; España; Remote; EUR 60,000 - 90,000; Full time

Job summary

A leading technology company is seeking a Remote Full Stack Engineer to develop impactful software solutions. Candidates should have 3+ years of experience, expertise in frontend (React.js) and backend (Node, Express, Mongo, SQL), and fluency in English. This role offers flexibility in work location, but candidates must maintain a 6-hour overlap with Eastern U.S. business hours. Join us in shaping the future of technology.

Qualifications

• 3+ years of professional experience with a technical assessment required.
• Experience in complex industries like Logistics, FinTech, or Media is a plus.
• Write clean, testable, well-documented code.
• Advanced English fluency for collaboration.

Skills

Frontend (React.js)

Backend (Node, Express, Mongo, SQL)

Clean, testable, well‑documented code

Advanced English fluency

SQL

English fluency

3+ years experience

Job description

At Lumenalta, we create impactful software solutions that drive innovation and transform businesses. Since 2000, we’ve partnered with visionary leaders to build cutting-edge tech, solve complex challenges, and deliver results faster through our elite teams and tech‑driven approach. Join us in shaping the future of technology.

What we're working on

We help enterprise clients launch digital products that reach millions of users. Solving our daily challenges requires creativity and grit. Our culture supports experimentation and growth. Experience in complex industries like Logistics, FinTech, or Media is a plus.

Requirements

• 3+ years of professional experience (technical assessment required)
• Frontend (React.js) and backend (Node, Express, Mongo, SQL) expertise
• Clean, testable, well‑documented code
• Advanced English fluency

The job is 100% remote, please make sure you have a comfortable office setup at your desired work location.

Location

This is a fully remote position open to candidates based in Europe or regions with compatible time zones. To ensure effective collaboration with our client and team, candidates must maintain a 6-hour overlap with Eastern U.S. business hours.

Application Deadline

This is an evergreen opening with no set deadline; we’re always excited to connect with professionals who want to help us build the future.

Seniority level

• Mid‑Senior level

Employment type

• Contract

Job function

• Engineering and Information Technology

Industries

• IT Services and IT Consulting

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