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Senior JVM Kotlin Backend Engineer (Hybrid, London)
Design and build scalable backend services for a marketing platform using JVM/Kotlin, SQL, and automated testing, while collaborating in a hybrid team for a global telecom client.
Lead Backend Engineer
Lead a backend team building C++ access-control systems, integrate AI tools for efficiency, and mentor engineers while owning scalable API and database design.
Hybrid Backend Engineer: Python & Rust for Complex Systems
Designs and builds backend services in Python and Rust to coordinate complex workflows, manage state, and handle failures in cloud or HPC environments using FastAPI and containerized Linux deployments.
Senior Full-Stack Engineer: React & Go for Industrial AI
Senior Full-Stack Engineer building a cloud-native Industrial AI platform using React for the UI and Go for backend services, APIs, and DevOps.
Senior Backend Engineer – Enterprise Partner Platform
Builds and maintains Java/Spring Boot microservices for Wise’s Partner Portal, focusing on API design, RBAC, SSO (SAML 2.0), and compliance workflows for enterprise partners.
Mid-level Backend Engineer
Build and scale a regulatory reporting platform for banks using Python, FastAPI, and PostgreSQL, ensuring accuracy for compliance filings.
Backend Engineer - Scalable Pricing & AI
Designs and builds high-throughput pricing services for a travel platform using Java/Scala/Kotlin, Redis, Kafka Streams, and AWS.
Senior Backend Engineer at Sektor
Build a first-of-its-kind orchestration platform for autonomous tech in heavy industries using Python, FastAPI, and DAG-based workflows to automate enterprise software deployment.
Senior Staff Backend Engineer - Time API Leader
Design and maintain high-performance APIs for time tracking and payroll integration in a backend engineering role.
Lead Full Stack Engineer (.Net, Vue/React) - Fully Remote CET Timezone
Lead a team building a SaaS platform for the insurance industry using .NET, Vue/React, and cloud services, while mentoring developers and enforcing best practices.
React Software Engineer
Build and maintain React/Next.js web apps and serverless GCP APIs for a SaaS platform serving Shopify merchants.
Remote Python Backend Engineer for AI-Driven APIs
Design and build secure, high-performance REST and GraphQL APIs in Python while collaborating with AI research teams to power AI-driven services.
Senior Java Backend Engineer: Microservices & Kafka Hybrid
Designs and builds scalable Java microservices with Spring Boot, REST APIs, and Kafka for event-driven systems.
Senior Fullstack Developer — Java or Kotlin, React and TypeScript
Build and operate business-critical digital services using Kotlin/Java and React/TypeScript, with a focus on reliable APIs, event-driven workflows, and AI-augmented engineering practices.
Remote Backend Engineer (Python) for AI Platform
Build and scale backend services powering ElevenLabs’ AI voice platform, integrating with external systems and collaborating across teams.
Senior Full-Stack AI Engineer (Java/React) — Lead Architect
Lead the architecture and development of AI-powered decision-support tools using Java/Spring Boot backend and React frontend, while mentoring engineers and setting engineering standards.
Backend API Engineer — Build the Travel API (Remote)
Build and maintain APIs that connect travel providers with developers, focusing on clean API design and seamless integration for the travel industry.
Staff React Full Stack Engineer
Build and ship full-stack TypeScript/React apps for estate agencies, working directly with clients to architect solutions and mentor engineers while leveraging AI-native workflows.
Senior Fullstack Developer — Java or Kotlin, React and TypeScript
Build and operate business-critical digital services using Kotlin/Java (JVM) for backend APIs and React/TypeScript for frontend, with a focus on reliability and maintainability in regulated domains.
Senior Fullstack Developer — Java or Kotlin, React and TypeScript
Build backend services in Kotlin/Java and React/TypeScript frontends, operating in regulated domains like finance and healthcare while exploring AI-augmented engineering tools.