Kikidev -

Senior Blockchain Developer | Smart Contracts

Salary / Daily rate

Obrenovac, Serbia

Freelance

Skills

SolidityRust

Languages

English

About me

Intro

Senior blockchain developer with 4+ years building secure smart contracts across Ethereum & Solana, managing $5M+ TVL with zero exploits. Proven expertise in DeFi protocols, yield optimization strategies, and custom crypto bot development. Ready to deliver bulletproof blockchain solutions that drive measurable results for your project.

Links

Work experience

Freelance

Fiverr

May 2025 - Present

1 year 6 months

Senior Blockchain Developer

CGS-team

Nov 2023 - May 2025

1 year 7 months

Dilekkaya

• Built and maintained 50+ smart contracts via Solidity/Rust, locking $5M+ in Total Value Locked and achieving zero exploits over 365 days. • Pioneered decentralized finance strategy research and protocol design, resulting in 7 successful protocol integrations and the documentation of novel yield optimization strategies for future protocols. • Championed the integration of advanced smart contract auditing tools, identifying and resolving 12 critical vulnerabilities. • Implemented 5+ novel yield farming strategies that generated $500k+ in annualized returns, optimizing the protocol for maximum profitability while minimizing user risk. •  Engineered a Telegram mini-game integrating Web3 dApps, resulting in a 30% increase in daily active users and a 20% rise in social media engagement on associated platforms. • Architected 10+ customized crypto bots, including trading, sniper, holder and volume bots, fulfilling specific client requirements and increasing daily profits by 15%.

Blockchain Developer

Betswap.gg

Nov 2021 - Oct 2023

2 years

• Spearheaded DeFi strategy research and documentation, which led to the successful development and testing of Betswap features, increasing user staking by 30% within the first quarter. • Addressed project development and testing for Betswap, resolving 10 critical bugs and improving smart contract efficiency by 15% to reduce gas fees for users. • Directed DeFi strategy research, documentation, project development, and testing, presenting findings to fix the three biggest causes of smart contract vulnerabilities. • Authored 50+ pages of technical documentation for Betswap's DeFi strategies, enabling seamless onboarding for new developers and reducing code review time by 25%. • Led a team of 3 developers in BSGG Game, expanding project utility by launching 5 new NFT integrations and increasing daily active users by 20%. • Designed and implemented an optimistic algorithm for a web3 game, documented in a comprehensive software requirements document, improving transaction speeds by 40%.

Blockchain Developer

Perseus Project Management Ltd

May 2020 - Dec 2021

1 year 8 months

• Engineered and deployed 10+ core protocol smart contracts utilizing Solidity and Rust, securing $5M+ in Total Value Locked (TVL) and ensuring zero exploits over a 12-month period. • Cultivated and managed strategic relationships with 20+ potential investors and key business partners, generating $2M+ in seed funding for novel blockchain initiatives and projects. • Conducted comprehensive yield strategy research and integration planning, guaranteeing safety and security that led to a 30% increase in user adoption and protocol profitability of 25%. • As the sole DeFi strategist on the team, identified critical vulnerabilities in existing protocols, preventing potential losses exceeding $1M and bolstering trust across the network.


Education

University of Novi Sad, Faculty of Sciences

Bachelor's degree

2017 - 2020

2 years 8 months

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