Web Developer

We are looking for a full-time Web Developer with hands-on AI capabilities to support one of our clients.

Note: This is not a machine learning research position. We are looking for a builder who can translate marketing and business needs into reliable websites, integrations, experiments, and AI-powered solutions.

Key Details

Contract Type: Full-time

Work Schedule: 40 hours per week

Location: Open to candidates in LATAM

Language Requirement: Advanced English proficiency (C1)

Modality: Remote Key Responsibilities

Website Development & Maintenance: Build, launch, and maintain responsive B2B websites, service pages, landing pages, content pages, and reusable modules

AI Solutions & Integrations: Develop AI-powered website features, assistants, and workflows using LLM APIs, structured outputs, tool calling, and external data sources

Marketing Technology Integrations: Connect websites with CRM, analytics, forms, automation platforms, and third-party systems through APIs and webhooks

CRO & Opportunity Analysis: Analyze user behavior and website performance, identify conversion opportunities, and implement experiments and prioritized improvements

Performance, SEO & Accessibility: Optimize Core Web Vitals, technical SEO, structured data, accessibility, and cross-device functionality

Testing & QA: Test websites, integrations, AI features, and experiments to ensure accuracy, reliability, responsiveness, and proper tracking

Technical Collaboration & Documentation: Translate business and marketing requirements into technical solutions, collaborate with cross-functional teams, and document integrations and deployment processes Minimum Requirements

• Advanced English proficiency (C1-C2)

• 3+ years of professional web development experience

• Strong proficiency in HTML, CSS, JavaScript, and responsive development

• Experience with WordPress, Webflow, HubSpot CMS, or similar CMS platforms

• Experience with React, Next.js, Vue, or another modern JavaScript framework

Experience integrating REST APIs, webhooks, forms, and third-party platforms

Hands-on experience integrating LLM APIs and developing AI-powered features or workflows

• Experience with prompt engineering, structured outputs, tool calling, RAG, AI evaluations, guardrails, and monitoring AI solutions for quality and reliability

Experience with Git, staging environments, deployments, debugging, and QA

• Ability to work independently and manage multiple development projects simultaneously

• Experience with Node.js, Python, or a similar backend technology, including API development and database integrations

• Familiarity with SQL or NoSQL databases such as PostgreSQL, MySQL, or MongoDB

• Hands-on experience using AI-assisted development tools such as Cursor, Claude Code, Codex, or GitHub Copilot, including reviewing and refactoring AI-generated code

Portfolio, GitHub profile, case study, or comparable evidence of a web development project that includes an AI-powered feature or integration

Experience with React, Next.js, Vue, or another modern JavaScript framework

Desired Skills Previous experience in a marketing agency or B2B environment

• Basic to intermediate knowledge of backend and server-side security, including authentication and authorization, secure API and endpoint handling, input validation, secrets and environment variable management, and secure deployment practices.

• Experience working with international teams or clients

Familiarity with CRM and MarTech platforms such as HubSpot or Salesforce

• Experience with CRO, GA4, Google Tag Manager, or user behavior tools

• Knowledge of technical SEO, Core Web Vitals, accessibility, and website performance

Experience with cloud or deployment platforms such as Vercel, AWS, Cloudflare, or Docker

What We Offer:

• Annual bonus.

• Flexible work hours, holidays and pai...