← Back to list
Registration: 02.06.2025

Gabriel Barandiaran

Specialization: Software Engineer
— I'm a Senior Backend Engineer with over 6+ years of experience in the field, who cares about building things that actually work — fast, secure, and built to last. — I focus on delivering backend systems that are scalable and reliable, but also shaped by a real understanding of the product and the people using it. — I enjoy taking ideas from concept to production, working closely with teams to create systems that not only perform well but support the bigger business goals.
— I'm a Senior Backend Engineer with over 6+ years of experience in the field, who cares about building things that actually work — fast, secure, and built to last. — I focus on delivering backend systems that are scalable and reliable, but also shaped by a real understanding of the product and the people using it. — I enjoy taking ideas from concept to production, working closely with teams to create systems that not only perform well but support the bigger business goals.

Skills

NodeJS
Go
OAuth2
Stripe
OpenAPI
ELK
Terraform
Kubernetes
Git / Github
Docker
Unit
Redis
Kafka
NestJS
Gin
JWT
NoSQL
Swagger
Grafana
Prometheus
Datadog
Sentry
ArgoCD
Integration Testing
RabbitMQ

Work experience

Software Engineer
01.2023 - 05.2025 |Elixir Games
NodeJS, PostgreSQL, MongoDB, Redis, Stripe, NestJS, Alchemy
● Designed and implemented a microservice architecture from the ground up, ensuring scalability, maintainability, and ease of deployment. ● Contributed to key architectural decisions, aligning system design with business objectives and enabling future product growth. ● Developed core backend services, including secure authentication (RS256), payments, notifications, analytics, and user rewards systems. ● Built a stock-tracking and transaction system, optimizing inventory management and operational efficiency. ● Implemented MCP (Model Control Protocol) servers to support LLM (Large Language Model) integration, enabling advanced AI-powered features and model orchestration.
Software Engineer
01.2020 - 01.2023 |Wefox Group
NodeJS, ReactJS, PostgreSQL, MongoDB, Redis, NestJS
● Developed and deployed a full-stack policy management system, streamlining operations across both frontend and backend layers. ● Implemented a customer behavior tracking system, providing actionable insights that enhanced user engagement and retention. ● Led the integration of third-party insurance providers, enabling centralized policy aggregation and seamless cross-provider sales. ● Optimized critical insurance workflows to ensure high availability, low latency, and reliable system performance under load.
Co-Founder / Full-stack Web Developer
03.2019 - 04.2020 |Chroma Agency
Node, Python, MongoDB, Redis, React
● Delivered end-to-end software solutions across multiple industries, leveraging a broad tech stack to meet diverse business requirements. ● Built a stock management platform, streamlining inventory tracking and sales operations for improved efficiency and oversight. ● Led frontend development for an industrial water supply platform, significantly enhancing user experience, performance, and functionality. ● Contributed to a corporate event management system, integrating ticketing, hotel booking, scheduling, and networking tools into a unified platform.

Languages

SpanishNativeJapaneseElementaryEnglishProficient