Boris Pavacic

Software Architect | High-Performance Distributed Systems & Cloud Infrastructure
Boris Pavacic

About

Distributed systems architect and engineer with 30+ years of professional experience, including 7 years at Google and 4 years as a startup CTO. IOI Bronze Medalist with deep algorithmic foundations and extensive expertise in designing high-throughput backends, distributed query engines, and cloud infrastructure. Proven track record leading performance optimization, complex database migrations, and large-scale systems, actively leveraging AI tools and agentic workflows to build high-quality software faster.

Work Experience

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Software Architect & Developer

September 2024 - Present
Independent / Personal Projects
Technologies: Golang, Python, Model Context Protocol (MCP), LLMs, AI Tools
  • Building custom Model Context Protocol (MCP) servers and agents to connect LLMs with developer tooling and external services.
  • Leveraging AI-assisted engineering and agentic workflows to rapidly build, test, and ship software.

Scalability Architect (contract)

May 2023 - September 2024
MARSS Group
Technologies: Golang, NATS, Kubernetes, Helm
  • Introduced Go to the engineering stack; designed and implemented a low-latency API gateway handling real-time sensor streams, client-to-server traffic, and inter-service routing.
  • Architected an event-driven messaging layer with NATS, eliminating point-to-point communication bottlenecks and configuration overhead.
  • Introduced Kubernetes and Helm to standardize on-prem client deployments, delivering high availability, automated rollouts, and self-healing infrastructure.

Senior Software Developer (contract)

June 2022 - March 2023
Fingerprint
Technologies: Golang, AWS, DynamoDB, Redis
  • Architected and executed a zero-downtime live migration of the primary multi-terabyte database to an optimized DynamoDB schema, slashing operational costs by 85% and query latency by 80% under high QPS.
  • Implemented backend performance optimizations across Go services and Redis caching layers to sustain low-latency throughput at scale.

Software Architect & Consultant

November 2015 - June 2022
Independent Consultant / Advisory
Technologies: Java, Golang, GCP, BigTable, Kubernetes, Cloud Architecture
  • Provided selective technical consulting on cloud migrations, distributed backend architecture, and scalability (Java, Go, GCP).
  • Mentored early-stage startup founders on technical architecture, scalability strategy, and technology selection at hub:raum incubator programs (Deutsche Telekom).

Senior Software Engineer

June 2008 - September 2015
Google
Technologies: C++, Java, BigTable, big data, cloud, NoSQL, distributed systems, microservices, many Google-internal technologies
  • Led performance optimizations and implemented core components of Google's distributed SQL engine, processing petabyte-scale datasets across thousands of cores.
  • Co-developed Supersonic, a high-performance C++ columnar query engine using template metaprogramming for SIMD-accelerated processing (open-sourced).
  • Core engineer on the promotional coupons platform for AdWords and Google Apps, driving $XXM+ in quarterly advertiser spend and acquisition.
  • Contributed core infrastructure enhancements to BigTable and BigQuery.

Co-founder and CTO

July 2003 - December 2007
Uniqall
Technologies: VoIP, C++, Envox, SIP, H.323
  • Co-founded and led technical development of a concurrent, cross-platform VoIP media processing engine in C++ (SIP, H.323).
  • Led engineering from initial architecture and prototyping through to commercial product release.

Lead Developer

April 2002 - July 2003
Omega Software
Technologies: C++, Envox, VB, VoIP
  • Integrated hardware-based HASP copy protection with UltiCAD software.
  • Architected and built the initial proof-of-concept prototype for the Gridborg host media processing engine.

Lead Web Developer

1997 - 2004
Brukart
Technologies: LAMP stack, PostgreSQL
  • Developed web-based B2B and B2C enterprise applications using the LAMP stack and PostgreSQL.
  • Architected and built a highly customizable content management system (CMS).
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