Senior Full-Stack Engineer (Data Platform & Tooling)

Lago; United States; Remote; USD 36,000 - 67,000; Full time

Benefits offered by this job

Remote Work Flexibility

Career Growth Opportunities

Supportive Team Culture

Job summary

Lago is hiring a Senior Full Stack Developer to lead the platform build for web and mobile apps. The role involves end-to-end ownership, from backend APIs to data pipelines and frontend translation of UI designs.

The candidate will work in a small team, handle deployments, optimizations, and scaling challenges, and participate in shaping data pipelines and external data integrations. Remote Latam is offered with full-time hours in EST.

Qualifications

• 5+ years building production systems in Python.
• Strong SQL and database design, data modeling and query optimization.
• ETL and data pipeline experience required.
• Web scraping expertise including browser automation and API reverse-engineering.
• Ability to take initiative and own end-to-end projects.

Responsibilities

• Build and maintain both web and mobile versions of the platform.
• Set up the backend, APIs, and database architecture for performance and scale.
• Translate UI designs into responsive, high-quality builds.
• Integrate with third-party tools and external data sources.
• Handle deployment, testing, and performance optimization.

Skills

Python

SQL & DB design

ETL pipelines

Web scraping

Self-motivation

Clean code vs speed

Startup experience

English (C1)

Cloud familiarity

Tools

AWS/GCP

Job description

Role: Senior Full Stack Developer (Web & Mobile App)
Hours: 9am - 5pm Eastern Standard Time - Full time
USD Monthly Rate: $3200-$6000 ( Negotiable based on experience)

Remote: Latam

We’re hiring a skilled Full-Stack Developer to lead the build of our platform: i deal candidate will help building reliable pipelines from messy external sources, working alongside our team to create something fast, scalable, and truly useful.

If you enjoy building complex products from scratch and having full autonomy, as well as end-to-end project ownership - you’ll love this project!

Responsibilities

• Build and maintain both web and mobile versions of the platform
• Set up the backend, APIs, and database architecture for performance and scale
• Translate UI designs into responsive, high-quality builds
• Integrate with third-party tools and external data sources
• Handle deployment, testing, and performance optimization

Requirements

Mandatory qualifications:

• 5+ years building production systems in Python
• Strong SQL & database design — schema design, query optimization, data modeling
• ETL/data pipeline experience is a must
• Web scraping expertise — browser automation, API reverse-engineering, anti-bot handling, rate limiting.
• Self-initiative and goal-driven approach
• Pragmatic approach to coding: good balance between insisting on clean code and fast deliverables
• Open mindset — willing to learn new domains, change approach when data says so
• Prior experience in a small team / startup environment (under 20 people)
• Advance english proficiency. (C1)

Preferred qualifications:

• E-commerce or marketplace data experience (Amazon, Keepa, SP-API)
• Frontend capability — dashboards, internal tools, reports
• Experience with caching strategies, incremental data updates, API token budgeting
• Familiarity with cloud deployment (AWS/GCP)
• Data validation & QA mindset — catches edge cases before production

Benefits

• Remote Work Flexibility – Work from anywhere while staying connected with a high-performing team.
• Career Growth Opportunities – Expand your expertise in digital marketing and client management.
• Supportive Team Culture – Collaborate with passionate professionals who value teamwork and innovation.