Aron T.

Aron T.

Backend Developer

Top performer 9.6/10
Hungary
Trusted member since 2023
20 years of experience

Over his career, Aron has delivered numerous impactful and long-lasting solutions. A software product he developed in 2006 remains in daily use, a testament to its robust functionality and enduring value. At Ericsson, he contributed to the core 5G network component, Telephony Application Service, highlighting his experience with critical infrastructure.

Aron has also worked with Proxify, earning exceptional feedback for his technical expertise, reliability, and collaborative approach.

Main expertise

PythonPython8 years
Problem solving20 years
LinuxLinux20 years
API15 years
17+

Experience5

Software Developer

Bicone AS | Proxify AB
Data Analytics
Jan 2025 · 1y 2m
  • Served in a consultancy and architectural advisory role for a Norwegian startup focused on large-scale document intelligence.
  • Led the design of a scalable and robust architecture capable of handling complex operations on data indexed from sources such as Google Drive and SharePoint.
  • Provided strategic guidance on integrating and orchestrating LLM-based components, ensuring the system could perform composite operations beyond the capacity of any single model.
  • Advised on the backend implementation built in Node.js and a React-based frontend, aligning system performance with business-critical requirements.
  • Developed strategies for multi-step reasoning, context retention, and intelligent aggregation of results across heterogeneous document sources.
  • Ensured architectural decisions supported extensibility, enterprise readiness, and seamless user experience under high load and varied use cases.
React.jsReact.js
DockerDocker
PostgreSQLPostgreSQL
TypeScriptTypeScript
Node.jsNode.js
6+

Software Developer

Popscale AB | Proxify AB
Information Technology (IT) and Services
Sep 2024 - May 2025 · 8m
  • Architected and developed the backend of an innovative voice-driven chatbot platform designed to simulate difficult real-life conversations for training purposes.
  • Built the backend system entirely from scratch in pure Python with Django, drawing only loosely from legacy concepts while implementing a fully modern, maintainable codebase.
  • Integrated LiveKit to enable real-time voice calls, forming the foundation for interactive voice simulations.
  • Developed support for complex conversational scenarios, including sales resistance handling (e.g., selling gym memberships to hesitant prospects) and delivering constructive feedback to underperforming employees.
  • Implemented robust session management, dialogue state handling, and voice processing workflows to support realistic, adaptive conversation flows.
  • Participated in product planning and prototyping to align technical capabilities with the behavioral training goals of the platform.
DockerDocker
PostgreSQLPostgreSQL
NGINXNGINX
DjangoDjango
FlaskFlask
24+

Software Developer

Podium Technologies | Proxify AB
Information Technology (IT) and Services
Mar 2024 - May 2024 · 2m
  • Designed and developed an advanced Retrieval-Augmented Generation (RAG) based chatbot that encapsulated and delivered the expertise of Alistair Brownlee, two-time Olympic gold medalist triathlete.
  • Engineered the system for hallucination-free, highly accurate responses, emphasizing traceability and explainability of generated content.
  • Built the solution with dynamic content update capabilities, allowing the chatbot’s knowledge base to evolve with new information over time.
  • Implemented the backend architecture to support real-time queries and seamless integration with the Brownlee Fitness platform.
  • Ensured robust performance and scalability while maintaining user-friendly, conversational interactions tailored to the needs of fitness enthusiasts.
  • Delivered a production-ready, long-lasting solution that remained in active use on brownleefitness.com.
React.jsReact.js
MongoDBMongoDB
DockerDocker
PostgreSQLPostgreSQL
RedisRedis
37+

Software Developer

Excentius Technologies | Proxify AB
Information Technology (IT) and Services
Feb 2024 - Apr 2024 · 2m
  • Conducted a rapid, high-stakes codebase audit following the abrupt departure of a developer under conflict, ensuring no malicious changes or damage had been introduced.
  • Performed a thorough review of a large-scale Django (Python) and TypeScript codebase, including both backend and frontend components.
  • Verified code integrity, evaluated recent commits, and identified potential vulnerabilities or suspicious modifications.
  • Delivered a comprehensive assessment to the client, confirming the security and stability of their technical assets.
  • Advised on best practices for codebase security, version control hygiene, and developer access policies to prevent future risks.

Garage Developer

ERICSSON HUNGARY
Telecommunications
Jan 2013 - Jan 2018 · 5y
  • Facilitated Scrum ceremonies (sprint planning, daily stand-ups, backlog refinement, sprint reviews, and retrospectives) as a Developer/Scrum Master before transitioning to a pure development role.
  • Designed and implemented the data-collection and processing component for an indoor UWB-based localization system, deploying Python 2 code on Raspberry Pi devices.
  • Architected and developed a web-based user interface from scratch using Python 3 and the Bottle framework.
  • Containerized application components with Docker to streamline deployment and ensure consistent development environments.
  • Integrated PostgreSQL as the back-end database for storing and querying localization data.
DockerDocker
PostgreSQLPostgreSQL
UI
PythonPython
AgileAgile
2+

Assessments

Engineering excellence

Aron’s overall performance in a 90-minute live technical assessment ranks in the top 5% of vetted Backend Developers at Proxify.

Education

ELU
Eötvös Loránd University of Sciences
Informatics2001 - 2005

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