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$
USD
I will design your database schema and erd for your app
Data Engineer
I'm a Junior Data Engineer with hands-on experience in database design, data pipelines, and data-driven web applications.
I deliver ERDs, clean relational schemas, and documentation you can implement ...
Niveau 2
Répond à des critères de performance élevés et a fait ses preuves en matière de satisfaction clients.
À propos de ce service
Is your app or software project stuck because you don't have a solid database foundation? A poorly designed database causes slow queries, data inconsistencies, and expensive fixes down the road.
I am a data engineer working in the banking industry with hands-on experience designing relational databases for real production systems. I will design a clean, scalable database schema tailored to your specific project needs.
What you will receive:
- Relational database schema designed from scratch
- Full ERD diagram showing all tables and relationships
- Primary keys, foreign keys, and constraints properly set up
- Naming conventions and documentation included
- PostgreSQL or MySQL ready scripts
This service is ideal for developers building a new app, founders validating an MVP, or students who need a professional database design delivered fast.
Message me before ordering and I will tell you exactly what I can build for your project.
Mon portfolio
Avis
17 avis concernant ce service
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B ben_etem
Pays-Bas
Working with Alfonsowas an outstanding experience. His English communication is excellent, and his technical knowledge is clearly at a very high level. He understood the requirements quickly, solved every problem intelligently and efficiently, and delivered the work much faster than expected. What impressed...
100 $US-200 $US
Prix
4 jours
Durée
Utile?R raghaddddd111
Arabie Saoudite
Fast, professional, and the work quality was excellent. Highly recommended!
50 $US
Prix
3 jours
Durée
Utile?T thierryklougbo
Belgique
It was realy nice working with Alfonso. He knows what questions to ask and gets business logic very wel. This way I could actully leave everything to him. And he got it done!
800 $US-1 000 $US
Prix
3 semaines
Durée
Utile?L luckyuae
Émirats Arabes Unis
Collaboration en coursVery good at his word and has done an amazing job
50 $US-100 $US
Prix
6 jours
Durée
Utile?L luckyuae
Émirats Arabes Unis
Collaboration en coursAmazing work and quick on time
50 $US-100 $US
Prix
3 jours
Durée
Utile?
Avis
17 avis concernant ce service
| (17) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Détails de la notation
- Niveau de communication avec le freelance
- Qualité de la livraison
- Valeur de la livraison
Trier par
Les plus pertinents
B ben_etem
Pays-Bas
Working with Alfonsowas an outstanding experience. His English communication is excellent, and his technical knowledge is clearly at a very high level. He understood the requirements quickly, solved every problem intelligently and efficiently, and delivered the work much faster than expected. What impressed...
100 $US-200 $US
Prix
4 jours
Durée
Utile?R raghaddddd111
Arabie Saoudite
Fast, professional, and the work quality was excellent. Highly recommended!
50 $US
Prix
3 jours
Durée
Utile?T thierryklougbo
Belgique
It was realy nice working with Alfonso. He knows what questions to ask and gets business logic very wel. This way I could actully leave everything to him. And he got it done!
800 $US-1 000 $US
Prix
3 semaines
Durée
Utile?L luckyuae
Émirats Arabes Unis
Collaboration en coursVery good at his word and has done an amazing job
50 $US-100 $US
Prix
6 jours
Durée
Utile?L luckyuae
Émirats Arabes Unis
Collaboration en coursAmazing work and quick on time
50 $US-100 $US
Prix
3 jours
Durée
Utile?
