Daniel Luca
Daniel Luca

Senior Machine Learning Engineer

Actively looking · Member since 21 Oct 2026
Location
Zalău, Romania
Desired salary
Unspecified
Work preference
Remote Only
Experience level
Senior

About

Professional summary

I am a Senior AI and Software Engineer with more than 12 years of experience building production applications, scalable backend services, and data-intensive systems. My work combines machine learning engineering, real-time processing, distributed systems, and low-latency API development.

I specialize in Python-based ML services, including feature engineering, model evaluation, model deployment, online inference, and monitoring. I have hands-on experience with Scikit-learn, PyTorch, statistical modeling, classification, regression, gradient boosting, and predictive analytics.

I design reliable event-driven data platforms using Apache Kafka, asynchronous processing, PostgreSQL, Redis, and cloud infrastructure. I focus on fault tolerance, idempotency, observability, performance optimization, and maintaining consistent analytical datasets.

I have delivered backend and ML capabilities in advertising analytics, cybersecurity and endpoint management, enterprise automation, and database-driven web applications. I am comfortable translating complex operational requirements into maintainable services, APIs, pipelines, and architecture decisions.

I value production reliability and engineering quality through automated testing, structured logging, distributed tracing, CI/CD, and infrastructure as code. I also mentor engineers, lead technical planning, conduct code reviews, and collaborate closely with product, data, design, QA, and platform teams.

Skills

53 capabilities

Tech stack & tools

Working toolkit

Analytics

Application Hosting

Languages & Frameworks

Libraries

Experience

Career history

Senior Software Engineer - AI N-iX

Led architecture and implementation of machine learning services and data-processing components for a digital advertising analytics platform. Built real-time ingestion pipelines with Python, Apache Kafka, asynchronous consumers, PostgreSQL, Redis, and AWS to process impressions, clicks, conversions, and campaign events with validation, normalization, deduplication, batching, and fault-tolerant handling.

Developed feature engineering workflows and predictive models using Pandas, NumPy, SQL, and Scikit-learn. Built low-latency FastAPI inference services with Pydantic and Redis caching, containerized ML services with Docker and AWS ECS, and improved reliability through Pytest, data validation, structured logging, and OpenTelemetry tracing. Drove technical planning and mentored engineers on distributed systems, asynchronous processing, and ML integration.

Senior Software Engineer Action1

Architected and developed data-intensive backend services for an enterprise endpoint management and cybersecurity platform using Python, PostgreSQL, Redis, and REST APIs. Created asynchronous Kafka-based event-processing components for device activity, deployment events, status updates, and security telemetry, with schema validation, timestamp normalization, duplicate detection, and dependable downstream processing.

Developed analytical and classification utilities using Pandas, NumPy, Scikit-learn, and SQL to identify operational patterns and unusual device behavior. Designed scalable background processing with AsyncIO and Redis, optimized PostgreSQL performance through execution-plan analysis and indexing, and implemented automated testing, Docker-based workflows, CI/CD, monitoring, and structured logging.

Software Engineer UiPath

Developed enterprise automation and data-processing components using Python, C#, .NET, SQL, and REST APIs. Delivered reusable services for workflow orchestration, information extraction, business-data processing, and integration with external applications.

Built data transformation utilities, asynchronous workflow execution components, and analytical reporting capabilities. Designed relational persistence and optimized SQL queries for workflow metadata, audit records, and execution histories, while collaborating with architects, product managers, analysts, and QA teams on testing, production troubleshooting, and reusable integration patterns.

Web Developer MatSoft

Designed and developed database-driven business applications using PHP, JavaScript, HTML5, CSS3, and MySQL. Built reusable backend modules for customer administration, content management, transactional operations, reporting, and REST-style integrations with external business systems.

Created scheduled data-processing utilities for importing and validating customer and transactional data, including duplicate detection, normalization, and exception reporting. Designed relational schemas, optimized MySQL queries and indexes, maintained production applications, performed regression testing and troubleshooting, and collaborated with designers and business stakeholders.

Education

Learning history

University of Bucharest

Bachelor's Degree, Computer Science

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