Marin Dulja
Building robust backend-driven SaaS and fintech products with full-stack expertise.
Elbasan, AL
Full time/Part time/Project based
Remote
Backend-focused Full-Stack Developer with 4+ years of experience in fintech, trading, banking, and SaaS sectors. Proven delivery in both monolithic and...
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My Career Journey
1/6
Self-Employed
Full-Stack Developer
Dec 2025 - Present | 8m
Sole architect, engineer, and operator of a live SaaS product utilizing React + Tailwind frontend and a Supabase backend (PostgreSQL, Auth, Edge Functions, Google OAuth) with Row-Level Security. Integrated...
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ADUS Technologies s.r.o / xBratAI
Backend Software Engineer (Contractor)
Apr 2025 - Nov 2025 | 7m
Engineered real-time signal-detection pipeline with RabbitMQ, WebSockets, PostgreSQL, and MongoDB for AI-driven alerts platform serving 10,000+ day traders. Launched revenue-critical features like Stripe...
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Noema Consulting
Backend Software Engineer (Contractor)
Aug 2024 - Mar 2025 | 7m
Designed and evolved REST/GraphQL APIs in Kotlin/Spring Boot for a large-scale microservice banking system. Enhanced authorization reliability with 50+ OpenFGA tests to mitigate role-based regression in...
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Candidatis GmbH
Backend Java Developer (Contractor)
May 2023 - Dec 2023 | 7m
Sole backend engineer for job-ad platform across Austria and Germany, integrating with third-party services and mentoring junior talent. Improved data freshness by cutting web crawler runtime by 30% and...
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Sabanet Albania
Java Developer
Nov 2022 - May 2023 | 6m
Durres, AL
Owned and extended a microservice alarm-management system, implementing service discovery and API-gateway routing. Led platform modernization by migrating multiple microservices to Java 17, improving maintainability...
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Comdata Group
Java Full-Stack Developer
Jul 2021 - Oct 2022 | 1y 3m
Delivered full-stack features and implemented a robust data persistence layer with PostgreSQL, Hibernate, and Spring Data JPA. Consistently achieved high delivery rates and progressed from junior to independently...
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