Backend Developer

Diego

ID Verified
1700/mo
Buenos Aires, Argentina
Looking for Full-time
8 hours/day
Availability: US / EU timezone

Profile Description

Backend developer with strong expertise in building scalable APIs and microservices architectures. Experienced in database design, optimization, and working with both SQL and NoSQL databases. Proficient in implementing secure authentication systems and handling high-traffic applications. Skilled in performance tuning and writing efficient, maintainable code. Strong understanding of software design patterns and clean code principles. Experienced in agile development methodologies.

Top Skills

Node.js · 4 yearsPostgreSQL · 4 yearsREST API Design · 4 yearsMongoDB · 3 yearsRedis · 3 years

Skills & Expertise

Software Development

Node.jsAdvanced
PostgreSQLAdvanced
MongoDBAdvanced
REST API DesignAdvanced
RedisAdvanced
GraphQLIntermediate

Work Experience

Backend Developer

Mercadolibre

Mar 2021 - Oct 2024

Key Achievements:

Built and maintained REST APIs serving millions of requests daily for e-commerce platform. Optimized database queries reducing response time by 65%. Implemented caching strategies using Redis improving application performance. Developed microservices architecture for order processing system. Collaborated with frontend team to design efficient API contracts.

Node.jsPostgreSQLMongoDBREST API DesignRedisGraphQL

Quick Stats

Age29 years
English LevelFluent
Other Languages
Spanishfluent
ID VerificationVerified

Certifications

MongoDB Certified Developer

Education

Bachelor of Science in Computer Science

Universidad de Buenos Aires

2014 - 2019