Recommended expert
Andres (Martinez) Martinez Garcia
Senior Rust Engineer
Experience
Jun 2021 - Aug 2025
4 years 3 monthsKatowice, Poland
Senior Rust Engineer
Accenture
- Designed and delivered AI-driven customer support systems powered by Redis Rust microservices.
- Rebuilt key components from Python to Rust, achieving a 45% latency reduction in inference pipelines.
- Implemented Retrieval-Augmented Generation (RAG) using Bedrock, Pinecone, and OpenSearch.
- Created secure APIs in Axum integrated with Cognito, OAuth2, and JWT.
- Optimized database access with async queries and caching in PostgreSQL and Cassandra.
- Built CI/CD pipelines with GitHub Actions, Docker, and AWS CodePipeline for zero-downtime deployments.
- Integrated Rust + WebAssembly for efficient ML model inference and monitoring.
Sep 2019 - Jun 2021
1 year 10 monthsSenior Software Engineer
Coderio
- Led backend architecture for an analytics platform using FastAPI and Rust services.
- Created reusable UI components in React and Next.js with optimized load performance.
- Built and tuned APIs with PostgreSQL and MySQL, cutting response times by 60%.
- Automated deployments using GitLab CI/CD with blue/green rollouts on AWS ECS.
- Implemented real-time dashboards using D3.js and WebSockets for instant insights.
- Secured APIs with OAuth2, JWT, and TLS encryption for enterprise-grade compliance.
Oct 2017 - Sep 2019
2 yearsKraków, Poland
Software Engineer
Saritasa
- Built Python-based REST APIs and backend tools for business automation.
- Designed SQL optimization strategies that reduced query time by 40%.
- Integrated caching layers using Redis to enhance response performance.
- Developed and deployed internal systems on AWS (EC2, RDS, S3).
- Automated ETL data ingestion with Python scripts handling millions of records.
- Contributed to Agile sprints, CI pipelines, and unit testing workflows.
Industries Experience
See where this freelancer has spent most of their professional time. Longer bars indicate deeper hands-on experience, while shorter ones reflect targeted or project-based work.
Experienced in Information Technology (8 years) and Professional Services (4 years).
Information Technology
Professional Services
Business Areas Experience
The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.
Experienced in Information Technology (8 years), Product Development (6 years), and Business Intelligence (2 years).
Information Technology
Product Development
Business Intelligence
Skills
- Rest Apis
- Sql
- Redis
Languages
English
NativePolish
IntermediateEducation
Oct 2014 - Jul 2017
Jagiellonian University
Bachelor of Engineering, Computer Science · Computer Science · Kraków, Poland
Profile
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Frequently asked questions
Do you have questions? Here you can find further information.
Where is Andres based?
Andres is based in Katowice, Poland.
What languages does Andres speak?
Andres speaks the following languages: English (Native), Polish (Intermediate).
How many years of experience does Andres have?
Andres has at least 8 years of experience. During this time, Andres has worked in at least 3 different roles and for 3 different companies. The average length of individual experience is 3 years and 7 months. Note that Andres may not have shared all experience and actually has more experience.
What roles would Andres be best suited for?
Based on recent experience, Andres would be well-suited for roles such as: Senior Rust Engineer, Senior Software Engineer, Software Engineer.
What is Andres's latest experience?
Andres's most recent position is Senior Rust Engineer at Accenture.
What companies has Andres worked for in recent years?
In recent years, Andres has worked for Accenture and Coderio.
Which industries is Andres most experienced in?
Andres is most experienced in industries like Information Technology (IT) and Professional Services.
Which business areas is Andres most experienced in?
Andres is most experienced in business areas like Information Technology (IT), Product Development, and Business Intelligence.
Which industries has Andres worked in recently?
Andres has recently worked in industries like Information Technology (IT) and Professional Services.
Which business areas has Andres worked in recently?
Andres has recently worked in business areas like Information Technology (IT), Product Development, and Business Intelligence.
What is Andres's education?
Andres holds a Bachelor in Computer Science from Jagiellonian University.
What is the availability of Andres?
Andres is immediately available full-time for suitable projects.
What is the rate of Andres?
Andres's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.
How to hire Andres?
To hire Andres, click the Meet button on the profile to request a meeting and discuss your project needs.
Average rates for similar positions
Rates are based on recent contracts and do not include FRATCH margin.
800
600
400
200
Market avg: 480-640 €
Market avg: 480-640 €
The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.
Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
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