Barcelona, Catalonia, Spain
๐๐ถ, ๐โ๐บ ๐๐ผ๐ด๐ฑ๐ฎ๐ป, ๐ฎ ๐๐ผ๐ณ๐๐๐ฎ๐ฟ๐ฒ ๐ฒ๐ป๐ด๐ถ๐ป๐ฒ๐ฒ๐ฟ ๐ณ๐ผ๐ฐ๐๐๐ฒ๐ฑ ๐ผ๐ป ๐ฏ๐๐ถ๐น๐ฑ๐ถ๐ป๐ด ๐ฏ๐๐๐ถ๐ป๐ฒ๐๐-๐ฐ๐ฟ๐ถ๐๐ถ๐ฐ๐ฎ๐น, ๐ฐ๐๐๐๐ผ๐บ๐ฒ๐ฟ-๐ณ๐ฎ๐ฐ๐ถ๐ป๐ด ๐๐๐๐๐ฒ๐บ๐ ๐ฎ๐ป๐ฑ ๐ฝ๐ฟ๐ผ๐ฑ๐๐ฐ๐ ๐ถ๐ป๐ณ๐ฟ๐ฎ๐๐๐ฟ๐๐ฐ๐๐๐ฟ๐ฒ. My background spans high-availability backend services, AWS, distributed systems, observability, on-call operations, and full-cycle delivery across startups, mid-sized companies, and global enterprises. ๐๐ป๐ฑ๐๐๐๐ฟ๐ถ๐ฒ๐: E-commerce, developer platforms, cloud infrastructure, automotive, digital marketing, cybersecurity ๐ง๐ฒ๐ฐ๐ต๐ป๐ผ๐น๐ผ๐ด๐ถ๐ฒ๐: Java | AWS | Kubernetes | Spring | Docker | DynamoDB | SQS | Kinesis | Kafka | Node.js | TypeScript | Python | PostgreSQL | Redis ๐๐ถ๐๐๐๐ฏ: https://github.com/bogdanhatisi
๐๐๐ถ๐น๐ฑ๐ถ๐ป๐ด ๐ฟ๐ฒ๐น๐ถ๐ฎ๐ฏ๐น๐ฒ, ๐ต๐ถ๐ด๐ต-๐๐ต๐ฟ๐ผ๐๐ด๐ต๐ฝ๐๐ ๐๐ฒ๐ฏ๐ต๐ผ๐ผ๐ธ ๐ฑ๐ฒ๐น๐ถ๐๐ฒ๐ฟ๐ infrastructure for Twilioโs Webhooks Platform. https://www.twilio.com/docs/usage/webhooks
๐ฃ๐ฟ๐ถ๐บ๐ฎ๐ฟ๐ ๐ฒ๐ป๐ด๐ถ๐ป๐ฒ๐ฒ๐ฟ ๐ณ๐ผ๐ฟ ๐ต๐ถ๐ด๐ต-๐ฎ๐๐ฎ๐ถ๐น๐ฎ๐ฏ๐ถ๐น๐ถ๐๐, ๐ต๐ถ๐ด๐ต-๐๐ต๐ฟ๐ผ๐๐ด๐ต๐ฝ๐๐ ๐ง๐ถ๐ฒ๐ฟ-๐ญ Customer Reviews backend APIs powering review experiences across Amazon retail website, mobile, and product detail pages, owning core review ingestion, processing, and serving capabilities end to end. ๐ ๐ถ๐ด๐ฟ๐ฎ๐๐ฒ๐ฑ ๐๐ต๐ฒ ๐ฐ๐ผ๐ฟ๐ฒ ๐ฏ๐ฎ๐ฐ๐ธ๐ฒ๐ป๐ฑ ๐๐ฒ๐ฟ๐๐ถ๐ฐ๐ฒ ๐๐ผ ๐ฎ ๐บ๐๐น๐๐ถ-๐ฟ๐ฒ๐ด๐ถ๐ผ๐ป ๐ฎ๐ฟ๐ฐ๐ต๐ถ๐๐ฒ๐ฐ๐๐๐ฟ๐ฒ improving resilience, failover readiness, and operational continuity while participating in on-call rotations and resolving production issues for customer-facing Tier-1 systems.
๐๐ป๐ฑ-๐๐ผ-๐๐ป๐ฑ ๐๐ฒ๐๐ฒ๐น๐ผ๐ฝ๐บ๐ฒ๐ป๐: Executed full-cycle development processes, from initial planning to deployment, using ๐ก๐ผ๐ฑ๐ฒ๐๐ฆ. I also designed and implemented CI/CD pipelines, ensuring efficient and reliable delivery of updates, and deployed the final product on cloud platforms. ๐ข๐ฝ๐๐ถ๐บ๐ถ๐๐ฒ๐ฑ ๐๐น๐ผ๐๐ฑ ๐๐ป๐ณ๐ฟ๐ฎ๐๐๐ฟ๐๐ฐ๐๐๐ฟ๐ฒ: Leveraged ๐๐ช๐ฆ cloud services to transition projects to a serverless architecture, significantly reducing operational costs and improving scalability. I also created and managed services within Amazon EKS (Elastic Kubernetes Service), ensuring efficient orchestration and container management. ๐๐ฟ๐ผ๐ป๐๐ฒ๐ป๐ฑ ๐๐ฒ๐๐ฒ๐น๐ผ๐ฝ๐บ๐ฒ๐ป๐: Developed and refined frontend interfaces using ๐ฅ๐ฒ๐ฎ๐ฐ๐, ensuring they were responsive and delivered a consistent user experience. ๐ง๐ฒ๐ฐ๐ต ๐ฆ๐๐ฎ๐ฐ๐ธ: Node, AWS, React, Kubernetes, Docker, ElasticSearch, Neo4j, Redis, PostgreSQL
๐๐ฒ๐๐ฒ๐น๐ผ๐ฝ๐ฒ๐ฑ ๐ฎ๐ป๐ฑ ๐ ๐ฎ๐ถ๐ป๐๐ฎ๐ถ๐ป๐ฒ๐ฑ ๐ฆ๐ฐ๐ฎ๐น๐ฎ๐ฏ๐น๐ฒ ๐๐ฎ๐ฐ๐ธ๐ฒ๐ป๐ฑ ๐ฆ๐๐๐๐ฒ๐บ๐: Built and managed a backend architecture based on microservices, which provided the flexibility and scalability needed for complex projects. I used Nest.js for structured backend development, PostgreSQL for handling data efficiently, and Docker to streamline containerization and deployment. I consistently focused on creating efficient solutions that aligned with the client's business goals. ๐๐ฒ๐๐ถ๐ด๐ป๐ฒ๐ฑ ๐ฎ๐ป๐ฑ ๐๐ป๐ต๐ฎ๐ป๐ฐ๐ฒ๐ฑ ๐ฅ๐ฒ๐๐ฝ๐ผ๐ป๐๐ถ๐๐ฒ ๐๐ฟ๐ผ๐ป๐๐ฒ๐ป๐ฑ ๐๐ป๐๐ฒ๐ฟ๐ณ๐ฎ๐ฐ๐ฒ๐: Created responsive and intuitive frontend interfaces that ensured a smooth user experience across different devices. I relied on Angular for robust frontend development and RxJS to handle data streams effectively. ๐ง๐ฒ๐ฐ๐ต ๐ฆ๐๐ฎ๐ฐ๐ธ: Node.js, Nest.js, MongoDB, PostgreSQL, Docker, Angular, RxJS
๐ฃ๐ฒ๐ฟ๐ณ๐ผ๐ฟ๐บ๐ฒ๐ฑ ๐๐๐น๐ป๐ฒ๐ฟ๐ฎ๐ฏ๐ถ๐น๐ถ๐๐ ๐ฎ๐๐๐ฒ๐๐๐บ๐ฒ๐ป๐๐ and implemented various security features on different projects. ๐๐ฑ๐ฒ๐ป๐๐ถ๐ณ๐ถ๐ฒ๐ฑ ๐ฎ๐ป๐ฑ ๐บ๐ถ๐๐ถ๐ด๐ฎ๐๐ฒ๐ฑ ๐๐๐น๐ป๐ฒ๐ฟ๐ฎ๐ฏ๐ถ๐น๐ถ๐๐ถ๐ฒ๐ from the OWASP Top 10, enhancing application security and preventing common threats.