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Software Engineer
Build and optimize scalable data pipelines and backend systems in Java/Python, handling high-volume ETL workflows and cloud infrastructure on AWS.
Software Engineer AI & Data Architecture
Design and maintain scalable microservices and cloud-native data architectures, applying AI/ML, BI, and process mining to help clients improve decision-making and business processes.
Junior GCP Data Engineer
Build and maintain GCP-based data pipelines, clean and transform structured/unstructured data, and deploy ML models for clients, using services like Dataflow, BigQuery, and Vertex AI.
Data Engineer, Senior
Senior Data Engineer builds and maintains scalable data pipelines and platforms to process structured/unstructured data, enabling analytics and insights for mission-driven projects like fraud detection and healthcare research.
Cloud Data Engineer
Designs and builds scalable cloud data pipelines, transforms raw data into clean datasets, and integrates ML models for analytics and APIs. Works with GCP/AWS/Azure, SQL, Python, and NoSQL/Big Data stacks.
Full Stack Developer
Builds and maintains complex web apps using JavaScript/TypeScript, React or Angular, Node.js/Python/Java, REST APIs, and PostgreSQL/MySQL/MongoDB in a Scrum team.
Big Data Engineer (Cancer Science Institute)
Build and maintain a petabyte-scale data platform for cancer research, automating ingestion, storage, and hybrid-cloud pipelines using AWS, Python, and IaC tools.
Senior Software Engineer (Full-Stack .NET)
Build and maintain Paychex’s HCM platform using .NET/C# and React, running services on Azure while ensuring security and reliability for payroll and HR data.
Senior Backend Engineer (JAVA / GO)
JOB SUMMARY: We are seeking a Senior Backend Engineer to join our growing engineering team. In this role, you will work independently to deliver production-ready, high-quality code with minimal issues. You will take…
Backend Engineer, AI
More than five billion users rely daily on foundational applications—such as email clients, note-taking tools, and task managers—that remain fundamentally non-AI-native. Our mission is to bridge this gap by building a…
Backend (SR) – Java / Node.js / Alta Concurrencia (Híbrido, CABA) | 185432
Backend Senior dev building high-concurrency banking modules in Java/Node.js, designing REST APIs, and using AI tools to boost productivity and learn new tech.
Senior Backend Engineer (Python / Go)
Senior Backend Engineer builds and maintains high-performance microservices in Go and Python, focusing on distributed systems, Kubernetes, and security best practices.
AI Engineering Lead (Python Software Engineer + GenAI) | Digital&IPA (freelance)
Lead a team building Python-based GenAI applications for financial-sector clients, designing scalable AI systems, RAG pipelines, and agentic workflows using LLM orchestration tools like LangChain.
Senior Python Backend Engineer – Remote, Transaction Platform
Senior Python engineer building and optimizing transaction monitoring systems for a fintech platform, focusing on stability, performance, and code quality.
Lead AI Engineer (Python)
Lead AI Engineer builds and deploys production LLM apps, designs reasoning agents, and integrates AI with cloud infrastructure and enterprise systems using Python and AWS.
Senior Software Engineer
Senior Full Stack Engineer building and leading a team to develop a global talent outsourcing platform using modern web frameworks, APIs, and databases.
Programmatic Software Engineer
Build and maintain microservices, APIs, and fullstack features for a Deep Learning-powered AdTech DSP, using Python, JavaScript/Node.js, and modern web tech.
Senior Java Software Engineer
Builds and maintains Java-based microservices using Spring, Hibernate, and Kubernetes, integrating systems with Docker, ActiveMQ, and CI/CD pipelines.
SENIOR SOFTWARE ENGINEER JAVA
Senior Java engineer building backend services with Spring, Hibernate, and Kubernetes for a product company in Łódź.
Digital Application Developer
Design and build AI-powered applications and system infrastructure, including data pipelines and AI model integration, using Python, JavaScript, and DevOps tools.