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Senior Java Backend Engineer – IoT & Cloud
Design and build backend services for an IoT platform that connects eSIM devices to cloud systems using Java 17/21, Spring Boot/WebFlux, and Kubernetes.
Senior Java Backend Engineer — MES, Remote & Flexible
Build and maintain a manufacturing execution system (MES) and integrate SAP with industrial controls across sites using Java and modern tooling.
Java Backend Architect: Cloud Microservices
Design and build scalable microservices for a cloud communications platform using Java, Kotlin, Spring Boot, and reactive programming on AWS and Kafka.
Senior Backend Developer (with GCP/AWS) @ j-labs software specialist
Build and scale a wealth-management platform for ETFs using Java/Kotlin, Spring, AWS, and microservices, focusing on security, scalability, and regulatory compliance.
Senior Backend Developer (with AWS) @ j-labs software specialist
Build and maintain a scalable, secure ETF-based wealth-management platform using Java/Kotlin, AWS, and microservices, focusing on authentication, data protection, and regulatory compliance.
Java/Kotlin Developer With Python | backend
Builds and maintains Kotlin microservices in AWS, integrates systems, and extends Python-based CI/CD pipelines for a client project.
Remote Backend Engineer - Partner & Developer Experience
Builds scalable microservices in Java/Kotlin with Spring Boot to power business-customer features and improve partner experience.
Senior Backend Developer @ teems.it sp. z o.o.
Build and maintain high-performance backend services and REST APIs using Kotlin/Java with Spring Boot and MongoDB, while collaborating on full-stack features and modern CI/CD pipelines in a remote-first team.
Senior Java Backend Developer mikroserwisy | DDD | Event-Driven
Build and maintain a scalable, event-driven Talent Acquisition Suite in Java/Spring, using DDD and microservices to manage candidate workflows and integrations.
Senior Backend Developer (ST)
Builds and maintains backend services in Java/Spring Boot, optimizes systems, and ensures software quality with PostgreSQL/Oracle, Kafka/RabbitMQ, and testing tools.
Backend Developer - Design & Math
Backend developer building math-driven game logic and systems for iGaming slots, including RTP models, simulations, and integration with gaming platforms.
Backend Developer - Design & Math
Backend developer building game logic and mathematical models for casino-style games, implementing RTP/volatility mechanics, and integrating systems in Java/Kotlin/TypeScript/C#.
Senior Backend Developer (AWS)
Build and maintain backend microservices in TypeScript/Node.js, deploy them on AWS with Terraform, and mentor junior developers.
Backend Developer (Kotlin) in Kazakhstan
Build and maintain scalable microservices in Kotlin/Java for a next-gen business banking app, optimizing databases, Kafka streams, and Spring Boot services.
Kotlin Backend Developer
Build and maintain backend services for a social casino game using Kotlin and Spring Boot, ensuring scalable, clean, and testable code.
Scala Backend Developer
Scala engineer building high-performance game server components with Cats, Cats Effect, and Tagless Final, focusing on domain logic, testing, and Kubernetes operations.
Software Developer
Develop and enhance an internal automation tool for testing hearing-aid connectivity with external devices using Java/Python/Kotlin, CI/CD, and TDD.
Frontend developer
Builds a single financial platform for systematic trading with React, TypeScript, and Material UI, collaborating with quants to embed strategies and optimize portfolios.
Software Engineer
Full-stack Android engineer building system-level software for automotive clients, focusing on HAL, framework services, and vendor partition integration.
Dynamic Senior Android Developer with Java & Kotlin Skills
Senior Android developer building Bluetooth-integrated apps using Kotlin, Java, Jetpack Compose, and clean architecture.