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Build and maintain high-throughput backend services for fraud detection and financial risk mitigation in crypto markets, partnering with data science and risk teams.
Senior Backend Engineer builds and maintains high-performance Go services, using PostgreSQL/MySQL, Docker, and Kubernetes to power scalable backend systems.
Builds and maintains scalable web apps using Java, Spring Boot, and frontend frameworks like React or Angular, with REST APIs and microservices.
Build and scale workforce-management microservices in Ruby on Rails and Nest.js, migrating logic from a monolith and integrating with gRPC, RabbitMQ, and PostgreSQL.
Build and maintain scalable backend services using Node.js, TypeScript, and AWS for a Montreal-based tech firm.
Build and scale the backend of a social gaming platform using Laravel/PHP, PostgreSQL, and cloud services, focusing on high-throughput APIs, real-time gameplay, and AI-assisted development.
Design and build scalable backend services in Python or Go, using FastAPI/Django/Flask or Gin/Echo/Fiber, with MySQL/PostgreSQL and Redis.
Build and maintain payment-processing infrastructure in NestJS/TypeScript that moves real money for Canadians, including ledgers, card-network integrations, and high-volume APIs.
Builds and maintains backend services in Python for Dollarama’s in-store iOS mobile apps, using SQL, PostgreSQL, RabbitMQ, and Ejabberd.
Build and maintain distributed .NET 6+ microservices and APIs connected to Microsoft Dynamics 365, using Vue.js, SQL Server, Docker, and Azure DevOps in a bilingual team.
Java Backend Developer - MQ, Kafka Messaging Systems 4 days ago Be among the first 25 applicants Responsibilities Design, implement, and optimize backend services handling high-volume data flows with strict performance…
Build and maintain scalable backend systems in Node.js/TypeScript, designing APIs, databases, and cloud infrastructure to power web and mobile products.
Senior Backend Developer building scalable Java/Spring Boot APIs and RabbitMQ-based messaging for a global wireless network provider.
Senior Backend Engineer building campaign infrastructure for marketers, designing scalable systems for audience targeting, content assembly, and multi-channel delivery using Python, PostgreSQL, and GCP.
Build and optimize high-performance .NET Core microservices for a logistics carrier’s distributed system, using PostgreSQL, service mesh, and observability tools.
Build a new AI-first SaaS backend in C#/.NET using Event Sourcing, CQRS, and DDD on AWS, while applying agentic AI tools to accelerate development and delivery.
Build full-stack web apps using React/Angular for the UI and Java/Spring Boot for the back-end, with microservices, Kafka, Docker, Kubernetes, and cloud platforms.
Build full-stack web apps using React or Angular for the UI and Java/Spring Boot for the back-end, deploying on AWS/Azure/GCP with Docker and Kubernetes.
Build and maintain Coinbase’s core backend services and APIs that power the Developer Platform, using Go, distributed systems, and cloud infrastructure.
Build and scale backend services in TypeScript/NestJS for a climate-tech platform integrating energy and AI, designing REST/GraphQL APIs and microservices.
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