Growth Marketing Developer (Desenvolvedor de Growth Marketing) - São Paulo (Hybrid

Ready to accelerate your career? Clara is the fastest-growing company in Latin America. We've built the leading solution for companies to make and manage all their payments. We already help over 20,000 large and growing businesses operate with agility and financial clarity through locally issued corporate cards, bill pay, financing, and a powerful B2B platform built for scale. Clara is backed by some of the most successful investors in the world, including top regional VCs like monashees, Kaszek, and Canary, and leading global funds like Notable Capital, Coatue, DST Global Partners, ICONIQ Growth, General Catalyst, Citi Ventures, SV Angel, Citius, Endeavor Catalyst, and Goldman Sachs - in addition to dozens of angel investors and local family offices. We’re building the financial infrastructure that powers high-performing organizations across the region. We invite you to join us if you want to be part of a fast-paced environment that will accelerate your career and support you to do some of the best work of your life alongside a passionate and committed team distributed across the Americas. What you'll do We're looking for a Growth Marketing Developer . This role sits at the intersection of web development and paid media performance. As our Growth Marketing Engineer, you will own the technical layer that connects our digital experiences to our advertising engine — from pixel-perfect landing pages to robust API integrations with Meta, Google, and LinkedIn. Primary Responsibilities: Web Frontend Development: Design, build, and maintain high-converting landing pages and campaign microsites, following best practices for performance and SEO. Customize front-end layers using HTML, CSS, and Javascript . Performance Engineering Tracking: Architect and deploy tag management solutions (GTM) and conversion signals. Implement and audit tracking across web properties, including Meta Pixel, Google Ads tags, and LinkedIn Insight Tag. Data Connectivity API Integrations: Build and maintain custom API integrations between internal systems, our Data Warehouse, and Hubspot to automate audience uploads and conversion signals. Data Transformation: Use SQL to source and transform data from our Data Warehouse, feeding it into marketing platforms and CRM workflows. AI-Driven Automation: Leverage AI tools and LLMs to rapidly build and deploy automation scripts. Use N8N to optimize media machine operations and automate manual tasks. Collaboration: Partner with Design and Paid Media teams to ship A/B tests, personalization experiments, and conversion-rate optimization (CRO) initiatives at speed. Who you are “We’re looking for someone who meets the minimum requirements to be considered for the role. The preferred qualifications are a bonus, not a requirement.” Must haves: 3+ years of experience in a technical role bridging web development and marketing technology (agency, startup, or in-house growth team). Working proficiency in English and the local language (Spanish or Portuguese). Frontend proficiency in HTML, CSS, and Javascript , with a focus on building fast, beautiful landing pages. MarTech expertise: Deep understanding of pixels, attribution, events, and audiences. Experience sourcing and transforming data with SQL . Proficiency in Google Tag Manager and managing data flows within a CRM (experience with Hubspot is a major plus). API-savvy: Experience connecting systems via REST APIs and reading technical documentation. AI-First Mindset: Proven interest in using AI tools to multiply output—writing, refactoring, and deploying scripts at high velocity. Adaptability to fast-changing environments and a resourceful, problem-solving approach. Nice to haves: Experience with Marketing Mix Modeling (MMM) or media measurement frameworks. Familiarity with Databricks , n8n , or data pipeline tooling. Prior work in fintech, lending, or B2B SaaS growth environments. A good sense of humor. Why join Clara At C ... (truncated, view full listing at source)