
Backend-utvecklare
Han har en gedigen erfarenhet av att bygga och underhålla mikrotjänster, utnyttja den senaste tekniken och distribuera dem som Docker-containrar på AWS och Azure.
Nikola har bidragit till stora projekt på Adobe, där han arbetade med Adobe Acrobat Sign, och har erfarenhet av innovativa startups som Harness. Hans mångsidiga bakgrund och tekniska färdigheter på flera olika plattformar gör honom till en skicklig mjukvaruutvecklare som klarar av att hantera ett brett spektrum av utvecklingsutmaningar.
Trafigura is one of the world’s largest physical commodities trading groups, operating globally across energy, metals, and renewables with enterprise-scale trading and data platforms.
Supported the Front Office Data team by developing and maintaining backend services critical to trading and analytics workflows.
Designed and implemented scalable Java-based microservices using Spring Boot, focusing on reliability, performance, and security.
Integrated backend services with AWS infrastructure, ensuring stable deployments and high availability in production environments.
Collaborated closely with data engineers, analysts, and frontend teams to deliver end-to-end solutions supporting trading operations.
Contributed to production-grade systems handling high data volumes and strict performance requirements.
trefox is a digital agency delivering custom software solutions, including renewable energy tools and internal ERP platforms.
Acted as a core developer on a request management tool for solar installation workflows.
Built and maintained fullstack features using Node.js and React/Next.js.
Contributed Java and Spring Boot expertise for backend services planned for a follow-up ERP project.
Took ownership of architectural decisions and implementation details for critical application components.
Worked independently in a small, fast-moving team, driving requirements and delivery forward.
The Sniffers is an industrial services company operating complex backend systems requiring high availability and strong DevOps practices.
Developed and maintained Java Spring Boot backend services within a microservices architecture.
Acted as a senior peer to the backend lead, contributing to design decisions and implementation quality.
Managed dependency updates and ensured backend services remained secure and up to date.
Supported CI/CD pipelines and deployment workflows across multiple environments (local, acceptance, production).
Worked extensively with Docker and Kubernetes to maintain stable, containerized services.
Freelance
Ingenjörsexcellens
Nikola totala prestation i en 90-minuters live-teknisk bedömning rankas inom top 5% av granskade Backend-utvecklare på Proxify.







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