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Senior Java Developer
Builds and maintains Java-based enterprise applications using Spring, Hibernate, and REST/SOAP services, with automated testing and CI/CD pipelines.
Senior Fullstack Engineer - Core Branding Team
Build and maintain high-performance ad-tech platforms in Scala/TypeScript, powering global branding campaigns for premium publishers and advertisers with low-latency, real-time systems.
Senior Software Engineer (Java)
Builds and scales Java/Scala backend services for customer identity, access management, and subscription workflows in a global SaaS platform for digital documents.
Software Developer
Builds and maintains a global fintech platform handling millions of transactions using Java, with focus on quality and collaborative development.
Data Engineer Senior H/F
Senior Data Engineer builds and optimizes Big Data pipelines and REST APIs using Java/Spring, Spark, and Hadoop, deploying via Docker/Kubernetes on AWS/Azure.
Ingénieur DevOps H/F
Build and operate CI/CD pipelines, Kubernetes clusters, and observability stacks for banking applications at a major French retail-bank group.
Medior Backend Engineer, Enterprise Success
Build and operate high-performance JVM backend services (Scala) for Hiya’s phone-call processing pipeline and customer apps, using AWS, Kafka, DynamoDB, and Redshift.
Infrastructure Engineer — Performance Optimization
Optimize cloud infrastructure costs and performance by rightsizing compute, tuning JVM workloads, and automating changes across thousands of services on GKE.
Staff Backend Engineer
Lead architecture and scaling of Scala/Python backend systems that power AI-driven data agents, handling high-throughput pipelines and distributed services for enterprise intelligence.
Infrastructure Engineer — Performance Optimization
Optimize cloud infrastructure costs and performance by rightsizing compute, tuning JVM workloads, and automating changes across thousands of services on GKE.
Junior Machine Learning Engineer (Data Platform) @ Grupa Allegro Sp. z o. o.
Build and maintain large-scale ML platforms and AI solutions for Allegro’s 10M+ user marketplace using Python, PyTorch, and Google Cloud’s Vertex AI and Kubernetes.
Backend (AI Prompt Engineering)
Builds and optimizes real-time AI teaching backends and prompt systems to improve conversational stability, safety, and educational outcomes using Java/Spring and LLM orchestration.
Senior Software Engineer - Security Libraries
Build and own security integrations (WAF, RASP, API Security) for Datadog’s polyglot tracing libraries in .NET/Java, shipping production-hardened code that instruments thousands of apps globally.
Remote Data Engineer — Spark, Python & ML in the Cloud
Build and maintain data pipelines using Spark (JVM/Python) and cloud infrastructure (AWS/GCP), collaborate with data scientists to deploy ML models, and optimize performance and cost.
Full-Stack Engineer - JVM/React, AWS, CI/CD
Builds and maintains JVM-based microservices and React frontends for travel advisors, deploying on AWS with CI/CD pipelines while ensuring performance, security, and reliability.
Cloud JVM Backend Developer | Microservices & Kubernetes
Backend developer building scalable JVM microservices on Google Cloud and Kubernetes, designing REST/GraphQL APIs and collaborating in agile teams.
Senior Backend Software Engineer (12-Month FTC)
Senior backend engineer building and scaling Depop’s core APIs and services in Scala/Python, improving reliability and scalability for millions of users.
Senior JVM Engineer - Distributed Finance Backend Scala/Java
Leads backend development for a distributed financial calculation engine using Scala/Java, designing high-performance systems for indices and quantitative models in a hybrid London office.
Senior Full Stack Java Engineer (Java / Node.js / React)
Build intelligent workflow-automation platforms for investment banking, using Java/Spring, Node.js, React, and Camunda to automate post-trade processes and integrate systems.
Senior Fullstack Software Engineer (JavaScript & TypeScript,)
Senior engineer building scalable Java/Kotlin and Node.js microservices with JavaScript/TypeScript and Angular, focusing on clean architecture, security, and customer outcomes in a large UK financial-services group.