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AWS Data Engineer
Build and optimize scalable data pipelines using Python, Spark, and AWS services like Glue, EMR, and S3 to power a modern data platform for financial indices.
HITL Test Infrastructure Engineer
Build and own Hardware-in-the-Loop test infrastructure for embedded flight-critical systems, automating hardware reservation, firmware flashing, and CI/CD validation across microcontrollers, FPGAs, and GPUs.
Software Development Engineer in Test (SDET) - Monetization Technology/Ads Engineering
Build and run automated tests for TikTok’s ad-tech stack, including delivery, review, and measurement systems, using Python/Java and CI/CD pipelines.
Senior Python Developer
Lead the technical evolution of a Python-based desktop app that automates legal document processing and court portal queries, focusing on security, scalability, and compliance with LGPD.
Lead Software Engineer in Test
Lead the design and execution of automated testing for a B2B fintech platform, ensuring reliable releases and high-quality features across backend, frontend, and async systems.
Senior Backend Software Engineer
Senior backend engineer building distributed ground-segment systems in Java/Spring or Python, integrating APIs, securing data, and deploying with Docker/Kubernetes.
Data Engineer
Build and optimize PySpark pipelines for a financial-services client, integrating large datasets and deploying scalable batch/streaming workloads on cloud platforms.
Full Stack Developer
Build and maintain a Python/Django backend with Vue.js frontend, REST APIs, and containerized services for a data-intensive web app used in operational workflows and technical analysis.
Python & Database Developer
Builds Python-based data pipelines and AI services, designs LLM solutions, and writes SQL queries for a fintech-focused product team.
Freelance Senior Python Developer - Functional Test Frameworks
Build and run pytest-based functional test frameworks for AI-native CLI projects, using Python 3.10, Docker, and CI pipelines to validate AI responses and migration stubs.
SDET / QA Automation Architect (Framework & Tooling) (KORNFELD)
Senior SDET designs and builds a Python-based testing framework for SONiC network OS, using async I/O, Docker, and Redis to isolate and verify components without physical hardware.
SDET/QA Automation Engineer (Component & Integration Testing) (KORNFELD)
Builds and maintains automated tests for a Linux-based network OS (SONiC) that validate L2/L3 protocols, component interactions, and fault tolerance via Python, Pytest, and network simulation.
Full Stack Developer
Build and maintain full-stack web apps for a healthcare management company, working across React/Angular/Vue frontends and Java/Spring Boot, .NET, Python, or Node.js backends with SQL/NoSQL databases.
Backend Engineer
Builds and maintains secure, scalable backend systems for healthcare applications, including RESTful APIs, databases, and integrations with third-party services like payment gateways and external healthcare systems.
AI Software Engineer (Applied AI)
Build production AI systems that automate construction workflows like procurement and project execution using Python, FastAPI, and LLMs.
AI Engineer
Build and deploy AI/ML pipelines on GCP and Azure, operationalizing models into scalable IT solutions using Python, SQL, Kubeflow, and BigQuery.
Test Automation Engineer
Build and maintain automated tests for aeronautical meteorological services using Python, REST APIs, and CI/CD pipelines to ensure flight-planning system reliability.
Backend Python Developer
Build and maintain REST APIs with Flask and PostgreSQL, write automated tests, and deploy services using Docker and AWS.
Python Backend Engineer — Flask & PostgreSQL (Valencia)
Build and maintain REST APIs with Flask and PostgreSQL, write scalable backend code, and handle database migrations and reporting.
QA Lead Engineer
Lead QA engineer building automated test pipelines for video surveillance systems, focusing on firmware/software quality and cross-functional collaboration.