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Build and maintain web, mobile, and multi-tier applications for enterprise clients, writing clean code in Java/.NET/JavaScript/TypeScript/Python and following OOP principles.
Build and maintain scalable Python backend services and ReactJS frontends, integrating AI-driven features while ensuring secure authentication and database design.
Build and scale Python-based backend services (Django/FastAPI) to support papernest’s contract-management platform across Spain, France, and Italy.
Designs and maintains backend software for IoT solutions using Java Spring Boot in a fast-paced, international team.
Develops remote train operation software, designing UX interfaces and telecom protocols while applying DevOps practices to build scalable, low-latency systems for autonomous mobility.
Build and maintain the backend API, databases, and cloud services for EDITO, a real-time ocean digital twin platform combining oceanography, AI, and cloud/HPC infrastructure.
Backend engineer building high-performance Go APIs and optimizing cloud infrastructure for a Big Data startup.
Builds and maintains backend services in C# .NET Core for an AI-focused product team, adding new features and collaborating with cross-functional peers.
Build and maintain high-performance backend services in Scala/Java to process financial transactions, using modern infra like Kubernetes and Docker.
Build Java Spring Boot backends and master-data management systems while tuning for performance in an Agile consultancy setting.
Develop and maintain C++ software for System-on-Chip (SoC) design automation, translating memory-mapping specs into HDL code and verification libraries while optimizing performance for large-scale SoC environments.
Build and maintain Java-based backend APIs and microservices using Spring Boot for a logistics-focused product team in Brittany.
Build and maintain a Java/Spring backend server that persists data in a Neo4j graph database for a B2B prospecting product.
Builds and maintains the backend of a SaaS BI platform using Python and FastAPI, integrating data pipelines and APIs.
Builds and scales the backend services for a SaaS IoT asset-tracking platform serving international airport and fleet customers using Node.js.
Build and maintain scalable backend services for Octopus Energy’s green-energy platform using Python, Django, GraphQL, and Celery.
Build Rust-based tools to collect, enrich, and distribute Linux security telemetry at AWS scale, using Go, Python, and TypeScript alongside AWS services.
Builds and maintains Java backend services using Spring Boot, integrates event-driven pipelines with Kafka and RabbitMQ, and works with Oracle databases.
Senior backend engineer building and scaling a SaaS platform that collects, processes, and exposes ESG data via APIs for internal and external stakeholders.
Test backend and APIs for a video platform, writing test plans, running functional, regression and security tests, and tracking bugs in JIRA.
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