Stone & Company

• Atuar no desenvolvimento e manutenção de novas funcionalidades; • Ter responsabilidade para desenvolver em sistemas de importância crítica para a companhia; • Monitorar o desempenho e a aplicação das alterações dos sistemas; • Documentar as mudanças realizadas; • Criar e manter sistemas em produção levando em consideração requisitos não-funcionais, tais como: Desempenho, Escalabilidade, Segurança, Disponibilidade, Confiabilidade, Resiliência e Integrável com todo nosso ecossistema de aplicações.

• Develop and evolve features in our app using Kotlin Multiplatform / Compose Multiplatform (KMP/CMP) as the primary technology • Build and maintain webview initiatives, contributing to web development when a hypothesis-driven cycle requires that approach • Integrate REST APIs with a focus on contract, resilience, and observability from the start • Maintain disciplined contribution to a shared repository (monorepo or unified structure): coding conventions, code review, inline documentation, and CI/CD • Implement automated tests that validate the product end-to-end, not just isolated units • Use observability (logs, metrics, tracing) to monitor application health and drive investigations • Participate in the full delivery cycle: deployments, releases, and rollbacks • Actively participate in technical refinement, contributing to solution decisions from early phases • Work collaboratively with cross-functional teams (product, data, backend) • Contribute to the technical growth of more junior team members • Work with open or loosely defined scope with autonomy, proposing hypotheses and helping to structure solutions

• We are looking for a developer passionate about challenges, technology, and continuous learning.

• You will work within a well-defined scope on the Payments team, under the guidance of leadership — delivering consistent solutions that cover multiple states, lifecycles, and customer profiles of the product, collaborating in the discovery process, and beginning to influence design decisions with stakeholders and the team.

• The person will be responsible for operating and executing CRM communications for Stone's products, working directly on building, sending, monitoring, and tracking customer journeys across channels. • Operationalize CRM campaigns and journeys in Salesforce Marketing Cloud; • Build and review segmentations and audiences; • Configure sends in channels (email, push, WhatsApp, SMS, HSM, in-app, etc.); • Track the calendar and prioritize requests; • Validate communications, perform tests and operational QA; • Monitor operational metrics and track results; • Support the structuring of processes, documentation, and continuous improvement of the operation; • Interface with stakeholders to align requirements and deadlines; • Support the organization of experiments and A/B tests.

• Consegue propor o melhor tipo de arquitetura para criação de pipeline de dados com base em um problema pré definido (ex: arquitetura lambda, arquitetura kappa, ETL, Scrapping, etc); • Tem conhecimento avançado de cloud computing e consegue defender as melhores peças de infraestrutura para um problema proposto (ex: Kubernetes, VMs, ECS, etc); • Consegue identificar e propor otimizações para problemas de performance em alguma etapa da arquitetura de dados (ex.: clusters de Spark, clusters de Kafka, bancos de dados, etc); • Capacidade de atuar em incidentes complexos, implementar monitoramentos e propor soluções que resolvam o problema na causa raiz.

• Able to propose the most appropriate architecture for building data pipelines based on a defined problem (e.g., Lambda architecture, Kappa architecture, ETL, scraping, etc.) • Advanced knowledge of cloud computing and able to recommend the most suitable infrastructure components for a given problem (e.g., Kubernetes, VMs, ECS, etc.) • Capable of identifying and proposing optimizations for performance issues at any stage of the data architecture (e.g., Spark clusters, Kafka clusters, databases, etc.) • Able to handle complex incidents, implement monitoring, and propose solutions that address root causes.

• Able to build complex visualizations (dashboards) using multiple charts to tell a story • Able to develop complex SQL queries (e.g., UNION, subqueries, CTEs, etc.) • Proficient in at least one data visualization tool (e.g., Metabase, Looker, Tableau, etc.)

• O Business Analyst atua diretamente com Product Managers, Designers e times de engenharia de produto • Focado em gerar insights para melhorar métricas de produto (retenção, conversão, engajamento, churn, monetização) • Conecta dados de uso do produto à estratégia de desenvolvimento

• Build program communications (launches, updates and operational changes); • Develop content and learning paths to enable and advance partners; • Create visual assets for campaigns and communications (CRM, banners, presentations and support materials); • Produce materials for operations (playbooks, guides, checklists and sales kits).