Top Tech Jobs & Startup Jobs in Brazil

Annotate and manage training/test datasets, run model training, evaluate model performance, perform manual QA and error analysis, and refine annotation guidelines for NLP/ML projects.

Own end-to-end payments and subscription systems: build subscription/renewal/credit-ledger logic, ensure event/webhook correctness, implement checkout and account UIs, write automated tests, and collaborate with Medical engineering on overlapping flows.

Support the finance team with routine accounting and administrative tasks: document organization, data entry, classification of expenses and revenues, bank and account reconciliations, spreadsheet and system updates, month-end close preparation support, and filing (physical and digital).

Owner of Growth experimentation and acquisition-to-conversion analytics: design rigorous tests (power, sample size, anytime-valid monitoring), produce readouts, and build a Python/dbt/Lightdash self-serve experimentation layer. Maintain a trusted funnel model (visitor→lead→customer) across channels, reduce reruns via instrumentation checks, and partner with CRO, Growth PMs, and performance marketing to turn analysis into measurable conversion wins.

Support LATAM Commercial Excellence with Salesforce data quality, reporting, and dashboards. Maintain and consolidate data from multiple systems, assist opportunity and pipeline management, and help forecasting and performance reviews using Excel and Power BI.

Provide technical support and triage for the university's Canvas LMS and related instructional technologies. Assist faculty and students with course delivery, integrations, accessibility best practices, and emerging educational tools (including AI-enabled tools). Collaborate with Academic Technology, WITS teams, and campus stakeholders to document procedures, coordinate projects, and improve the digital learning experience.

Drive new business in LATAM commercial and mid-market accounts: source and close net-new logos, build executive relationships, execute value-driven sales cycles, run POCs, collaborate with cross-functional teams, and meet ARR targets using data-driven strategies and repeatable territory plans.

Customer-facing implementation consultant for Rallyware's SaaS platform: gather and translate customer requirements into configurations and scope of work, manage project delivery and go-live readiness, lead cross-functional teams, create training and documentation, monitor project status, and ensure successful onboarding.

Build, test, and tune Salesforce features and integrations. Participate in technical design sessions, deliver user-story development and unit tests, collaborate with stakeholders and application teams on APIs, and maintain source control, documentation, and Salesforce best practices.

Design and own core short-form AR gameplay loops and weapon mechanics for WebAR and native mobile (iOS/Android). Define monster behaviors, progression, scoring, onboarding, and replayability. Prototype, playtest, iterate with engineers and artists, and ensure integrated VFX/audio/animation. Support roadmap for seasonal content and potential multiplayer/leaderboards.