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Full-Stack Engineer (24 Months Contract)
Full-stack engineers modernise a Singapore public sector digital service, migrating legacy apps to a cloud-native, containerised AWS platform. Work spans React/TypeScript and Next.js frontends, Golang/Kotlin backend services, Terraform IaC, GitLab CI/CD, EKS deployments, Singpass/Corppass identity integration, and production support.
DevSecOps Engineer (24 Months Conract)
24-month contract role building and operating secure, cloud-native, containerised AWS infrastructure (Terraform, EKS/ECS, RDS) for a Singapore public sector modernisation project. Day to day: IaC provisioning, cloud security controls, security scanning in GitLab CI/CD, observability, backups, and production incident support.
Senior Software Engineer
Senior full-stack engineer in Gdańsk building web apps and cloud API-based microservices for CARFAX's US-market vehicle history products, using Java/Kotlin with Spring on the backend, TypeScript with React on the frontend, and AWS with IaC (Terraform/CDK); also mentors junior developers and collaborates across Poland and US teams.
Senior Mobile Developer
About Brim Brim Financial is a category defining fintech, building the operating system for credit cards and payments. Our platform powers card programs for banks, credit unions, fintechs, and global brands across…
Sviluppatore App Mobile (iOS/Android) – Flutter, Remote
Humans.Tech cerca sviluppatori Applicazioni Mobili per lavorare su interfacce intelligenti e performance elevate. Il ruolo richiede esperienza in sviluppo nativo iOS (Swift/SwiftUI) e Android (Kotlin/Jetpack Compose),…
Sviluppatore App Mobile: iOS/Android, Flutter, Remote
Humans.Tech è alla ricerca di sviluppatori applicazioni mobili per guidare progetti innovativi a Firenze e oltre. Cerchiamo esperti in iOS/Android nativi (Swift/Kotlin) e Flutter, con attenzione a UI/UX, performance e…
Sviluppatore App Mobile d'élite: iOS/Android & Flutter
Humans.Tech cerca uno Sviluppatore Applicazioni Mobili per Piacenza. Ruolo full‑time con possibilità di ibrido o remoto, sviluppo in iOS/Android e Flutter, attenzione a performance, accessibilità e localizzazione.…
Senior Fullstack Engineer (Frontend Leaning)
6-month contract (via recruiter The Onset) at a large Australian organisation in Sydney: build a greenfield customer-data and audience-activation platform, focused on data-rich dashboards, segmentation and filtering UIs in React/TypeScript with backend/API integration. $900–1100/day; 2 days per week in office.
Software Engineer, Mobile
Mobile engineer at crypto exchange OKX in Hong Kong building and scaling native iOS or Android apps used by millions — powering trading, payment, and growth systems. Day-to-day involves mobile architecture, performance tuning, testing, CI/CD, cross-functional collaboration, and AI-assisted development workflows.
Senior Kotlin Backend Engineer for High-Volume e-Finance
Sytac BV is hiring a Senior Kotlin Backend Engineer to architect, build, and scale backend services for high-volume financial processing on invoicing and settlement platforms in an agile SCRUM environment. The stack centers on Kotlin, REST APIs, Kafka/RabbitMQ, and modern observability.
Senior Backend Engineer, EV Charging Platform (AI‑First)
Senior Backend Engineer on Fastned's Operator team, building and evolving backend systems that run one of Europe's EV fast-charging networks, including the Revolt Admin tool and an internal operations platform. Core stack: Kotlin/Java, microservices on AWS, Docker/Kubernetes, PostgreSQL; OCPI/OCPP and AI skills are a plus.
Backend Engineer - AI-Driven Kotlin Microservices
Backend engineer at dating app The Inner Circle, helping migrate a PHP monolith to Kotlin microservices in a hybrid Amsterdam setup. Day to day: building scalable backend systems, improving matchmaking, and using AI-assisted coding tools with careful code review.
Backend Engineer
Backend engineer at Inner Circle, a screened dating app in Amsterdam (hybrid), building new Kotlin/Spring Boot/GraphQL services while gradually extracting them from a legacy PHP monolith. Works with MySQL/Aurora, Redis, OpenSearch, RabbitMQ, Kubernetes on AWS, and uses AI/agentic tools like Claude Code daily.
Java Developer (Medior/Senior) – Linkcr
Medior/senior Java developer at Nidaros in Hoogeveen (hybrid) to further develop its product Linkcr: designing, building and maintaining features and components in Java and Kotlin, collaborating on Angular front-end parts, realizing integrations with other systems and databases, and improving code quality, performance and architecture.
Backend Software Engineer
Backend Software Engineer at Kodly in Portugal (flexible/remote options) building and maintaining cloud-based microservice applications with Java or Kotlin, deploying and monitoring on GCP/AWS, and working with Docker, Kubernetes and CI tools like Jenkins in an Agile/DevOps environment.
Lead Software Engineer
Lead Software Engineer at Nox Health, a sleep-healthcare company: the role splits 50/50 between upstream architecture (turning PRDs into technical design docs) and hands-on coding embedded with a Scrum team, building scalable microservices on AWS in Java/Kotlin with PostgreSQL/MongoDB and Angular.