Nikolay

Nikolay Dimitrov
Senior Backend Engineer
[открыть контакты](см. выше в блоке «контактная информация») [открыть контакты](см. выше в блоке «контактная информация») Sofia, Bulgaria

Summary

Senior Backend Engineer with 10+ years of experience designing and building scalable backend systems, high-performance APIs, and
distributed services for data-driven platforms. Strong expertise in Node.js, Python, Java, and cloud-native architectures with AWS,
Docker, and Kubernetes. Experienced in microservices architecture, event-driven systems, and database optimization across large-
scale production environments. Proven ability to build reliable backend infrastructure, optimize performance, and collaborate with
distributed engineering teams.

Skills

Programming Languages Backend Development
JavaScript, TypeScript, Python, Java, C#, PHP Node.js, Express, NestJS, FastAPI, Django, Spring Boot, Laravel,
ASP.NET Core, Flask, Symfony
Architecture
Microservices, REST APIs, GraphQL APIs, Event-Driven Systems, Cloud & DevOps
Distributed Systems, Message Queues AWS (Lambda, ECS, EKS, API Gateway, S3, RDS), GCP, Azure,
Docker, Kubernetes, Terraform
Databases
PostgreSQL, MySQL, MongoDB, Redis, DynamoDB, Elasticsearch Messaging & Streaming
RabbitMQ, Kafka, Event Queues, Background Workers
Tools & CI/CD
GitHub Actions, GitLab CI/CD, Jenkins, CircleCI

Professional Experience

Senior Backend Engineer, Vector Software Ltd 03/2020–03/2026
Oslo, Norway
Developed backend services powering the Databricks Lakehouse platform, enabling organizations to process large-
(Remote)
scale data analytics and machine learning workloads.
Built scalable backend APIs supporting Delta Lake data operations, workspace management, and dataset access
services used by enterprise customers.
Implemented backend services responsible for dataset ingestion, metadata management, and data governance
features within the platform.
Contributed backend components supporting Databricks SQL, enabling users to run large-scale analytical queries
across distributed datasets.
Built service layers handling query execution orchestration, API endpoints, and workspace-level query management.
Developed backend services supporting Databricks collaborative notebooks and workspace management, enabling
teams to manage projects, notebooks, and compute clusters.
Built APIs handling user access control, workspace resources, and notebook execution metadata.
Implemented backend monitoring services that tracked the health of data pipelines, ingestion jobs, and scheduled
workflows.
Built automated alerting systems that notified engineering teams of pipeline failures or data anomalies.
Designed asynchronous backend services using RabbitMQ to process platform events including job execution,
dataset updates, and workspace activity.
Implemented event auditing pipelines to ensure reliability of data processing workflows.
Built and maintained backend services deployed across AWS infrastructure using Docker and Kubernetes (EKS).
Implemented CI/CD pipelines with GitHub Actions to automate service deployment across staging and production
environments.

Backend Engineer, DevOcean Solutions 09/2016-02/2020
Sofia, Bulgaria
Developed backend APIs for enterprise platforms used by Danish companies to manage projects, billing, planning, (On-Site)
and operational workflows.
Built backend services supporting authentication systems, user management, and role-based access control.
Contributed to backend systems powering project planning tools similar to TitanPlan-style resource planning
platforms, enabling companies to manage projects and workforce allocation.
 Developed APIs responsible for project data management, reporting, and operational dashboards.
Implemented backend services supporting billing workflows, subscription management, and invoice generation for
enterprise clients.
Designed APIs handling payment workflows and financial reporting integrations.
Built backend reporting services using Node.js and PostgreSQL to generate automated operational reports and data
exports.
Developed systems that processed large operational datasets and generated reports for management dashboards.
Implemented backend integrations connecting business platforms with external systems via webhooks and API
integrations.
Built asynchronous processing pipelines using RabbitMQ for background data synchronization and workflow
automation.
Containerized backend services using Docker and implemented CI/CD pipelines using GitLab CI for automated testing
and deployment.

Junior Developer, Devision 09/2014–08/2016
Sofia, Bulgaria
Contributed backend services to the Ammongas operations platform, used by multiple biogas plants to manage
(On-Site)
operational data, documentation, and reporting.
Built APIs supporting operational workflows including plant documentation management and operational tracking.
Developed backend features for Flyt til Varde, a digital relocation platform used by Varde Municipality to attract new
residents and businesses.
Built services supporting user registration, content management, and data integration with municipal systems.
Implemented backend logic and database queries supporting websites and digital services for Danish municipalities
and organizations.
Contributed backend development to community platforms including Coding Pirates, supporting content management
and event information systems.

Education

Technical University of Sofia 2012–2014
Master's Degree - E-Management
Technical University of Sofia 2007 – 2013
Bachelor's Degree - Computer Science
Technical School ELSYS, Sofia 2002 – 2007
IT Specialist - Computer Software Engineering

Languages

English Bulgarian
German