Aleksa Opačić Email & Phone Number

Serbia

As the Integrations Tech Lead at =nil; Foundation, I lead the development of internal tools and integrations, such as the hardhat plugin, block explorers, and wallets. I ensure all integrations meet high standards and help the team solve any blockers. I work on both the architecture and coding of the first dApps on =nil;, leveraging sharding and multi-currency features. I also collaborate closely with external teams like Layer Zero, Common Prefix, and Orderly to drive our projects forward

As a Senior Protocol Engineer for the Lava Network, i contribute in the development and maintenance of the Lava protocol. I implemented a variety of consumer strategies for Lava, allowing user-customizable preferences for speed, accuracy, or a balanced approach. Also I drove the development of the Lava-SDK TypeScript library, providing decentralized access to blockchain networks through the Lava ProtocolKey Achievements:1. Conducted comprehensive codebase audits, identifying potential issues and implementing effective resolutions2. Enhanced Lava providers through refactoring, allowing one provider to support multiple networks and multiple API interfaces simultaneously3. Successfully facilitated the functionality of Lava SDK on both browser and node environments, utilizing grpc-web for effective communicationwith providers

Belgrade, Serbia

As a Senior Blockchain Protocol Engineer, I was involved in building Polygon Edge. We created its core EVM modules entirely from scratch. My work included designing new parts, fixing issues, cleaning up the code, and making sure our code was top-notchKey Achievements:1. Contributed to core EVM blockchain modules including jsonrpc, consensus, mempool, syncer, engine, state, and network2. Designed a new node syncing protocol that drastically reduced GRPC calls needed to sync 1M blocks from ~10500 to 2, subsequently decreasing the time required to sync 1M blocks by ~10min3. Added support for multiple consensus protocols (POA, POS) and different signing algorithms (BLS, ECDSA)4. Took initiative in improving Polygon Edge documentation and onboarding materials, enhancing the user experience and product adoption

Belgrade, Centralna Srbija, Serbia

Developed and maintained Embroker application. As a Full Stack Engineer, I’ve worked on both the Frontend (written with React) and Backend (written in Go)Key Achievements:1. Participated in the development of a strategy to reduce the client's issues. Assisted in resolving all issues detected with Sentry2. Mentored software engineer interns and assisted in improving onboarding materials

Serbia

I contributed to a diverse range of outsourced projects, spanning from website development to mobile app creation