Amir Drljevic

Software Engineer / Full-Stack Developer

Sarajevo, Bosnia and Herzegovina · Open to EU relocation & remote opportunities

Profile

Software engineer with 10+ years of experience across backend development, full-stack web applications, ERP systems, databases, integrations and business software.

Currently working at SM MONDO with Go, React/Next.js and TypeScript on GarrioPRO, a production app for the German healthcare system. Before that, architected and maintained a substantial company-wide Ruby on Rails business application. Previous professional experience includes Microsoft Dynamics 365 Business Central / AL, Salesforce, C#, SQL Server, PostgreSQL, Power BI and ERP development.

Strong in troubleshooting complex systems, translating business requirements into software, and working across backend, frontend, APIs, databases and integrations.

Professional experience

Software Developer — Go / React / TypeScript

SM MONDO · GarrioPRO, a healthcare app for the German healthcare system

Dec 2025 – Present
  • Develop features across the Go backend and the React / Next.js + TypeScript frontend of GarrioPRO, a production app used in the German healthcare system.
  • Investigate cross-layer production issues spanning APIs, business logic, data workflows, generated contracts and frontend state.
  • Add targeted regression and service-level tests to protect fixes and improve reliability in integration-heavy workflows.
  • Collaborate with product and engineering colleagues to turn healthcare requirements and defect reports into testable backend/frontend behaviour.
  • Work with REST APIs and Protobuf-generated contracts between services and clients.
GoReactNext.jsTypeScriptProtobufREST APIsTesting

Full-Stack Software Developer

Unifarm d.o.o.

Jan 2023 – Dec 2025
  • Architected, developed and maintained MeetPlanr, a company-wide Ruby on Rails application for tasks, meetings, assets, maintenance, travel processes, labels, activity logs, comments, mentions, notifications, attachments, reporting, workflow automation and user management.
  • Owned features end to end: requirements and data modelling through implementation, UX refinement, production debugging and regression coverage.
  • Built custom features: activity tracking system, polymorphic comments, role-based permissions, Turbo-powered forms, advanced search filters and dashboards.
  • Implemented email notifications, background jobs and security improvements using Redis, Sidekiq, ActionCable, Action Mailer, Action Text and Active Storage.
  • Built and maintained REST API endpoints for a Flutter mobile application with JWT-based authentication.
  • Designed the PostgreSQL database structure for scalable growth; kept the UX consistent with Hotwire, partials and Stimulus controllers.
  • Designed and launched a SQL Server data warehouse powering company-wide Power BI dashboards.
  • Built a Windows Forms application in C# for data management, ETL and warehouse operations.
  • Integrated Business Central data sources into reporting workflows (SQL views, stored procedures) and contributed to internal BC customizations.
Ruby on Rails 6/7Hotwire / TurboStimulusPostgreSQLRedisSidekiqSQL ServerC#Power BI

Medior Software Developer — Business Central

Teneo d.o.o. · Hybrid

Dec 2023 – Feb 2025
  • Developed and optimized Microsoft Dynamics 365 Business Central solutions in AL: extensions, tables, pages, reports and codeunits.
  • Designed and improved RDL reports and layouts for better usability and speed.
  • Diagnosed and resolved complex production issues, improving system reliability and performance.
  • Implemented business logic from real operational requirements, working with consultants and end users.
  • Cross-technology work involving SQL Server and RESTful API integrations; participated in version upgrades, functional testing and release cycles.
Business CentralALRDLSQL ServerREST APIs

Salesforce Developer

ECHO Technology Solutions

Jun 2022 – May 2023
  • Delivered client solutions for a Salesforce partner company using Apex, Visualforce and Lightning Web Components.
  • Worked on Salesforce integration and data migration across several delivered projects.
  • Earned the Salesforce Platform App Builder certification (January 2023).
ApexLWCVisualforceJavaScript

Ruby on Rails Developer

Upwork · Remote

May 2021 – May 2022
  • Maintained backend logic and implemented new features in existing Rails applications as part of a remote team.
  • Built REST APIs, serializers and Swagger documentation, including API-only Rails projects.
  • Improved performance, internationalization and code structure; worked with RSpec testing and debugging.
Ruby on RailsREST APIsRSpecSwaggeri18n

Software Engineer

Infosoft d.o.o. · Sarajevo

Jul 2015 – Aug 2021
  • Designed, developed and maintained the company's ERP software (accounting, sales, HR and logistics modules) in Delphi with Microsoft SQL Server.
  • Designed SQL queries, views, T-SQL scripts and stored procedures.
  • Implemented project requirements together with the data analysis team; conducted and supervised software testing and deployment.
  • Built reports with FastReports and Power BI Desktop, backed by SQL queries and stored procedures.
  • Used a Java GlassFish server for reliable data transfers.
  • Created and maintained the company website on WordPress with HTML, CSS and jQuery customizations, and designed marketing materials.
Delphi / PascalSQL ServerT-SQLFastReportsPower BI

Earlier technical experience

System Administrator & Programming

Creaturk · Istanbul, Turkey

Jan 2013 – Jul 2013
  • Provided IT support for the company's infrastructure; programming internship in C#, JavaScript, jQuery and MS SQL.

IT Specialist — IT Support

Guantanamera Int. Tour Operator · Istanbul, Turkey

Feb 2012 – Aug 2012
  • Maintained computer systems and networks; hardware and software maintenance and website maintenance.
  • Graphic design, video editing and promotional materials (Photoshop, PowerDirector, Freehand, InDesign).

Software Support

Mobis d.o.o. · Mostar

Jan 2008 – Mar 2010
  • Maintained and administered Pantheon (Datalab) ERP accounting software and provided client support.
  • Used SQL tools and Delphi to add new functionality and maintain the database.

IT Technician

Spring Informatika d.o.o. · Mostar

Jan 2007 – Nov 2008
  • Administered and maintained computer systems, networks, accounting software and its database; repaired hardware and software.

IT Technical Support Intern

CAIR · Chicago, United States

Jun 2006 – Sep 2006
  • Standardized a functional database, maintained computer networks and designed graphics for the website and publications.