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Smart Contract Engineer Jobs in Miami, FL (NOW HIRING)

ITrade STEM

Lead Backend Engineer

Miami, FL · Remote

Collaborate with smart contract developers, frontend engineers, and data scientists to ship features end-to-end. The Tech Stack You'll be working with bleeding-edge tools purpose-built for real-time ...

ITrade STEM

Lead Backend Engineer

Miami, FL · Remote

... engineers to shape what comes next.What You'll Do · Architect, develop, and maintain real-time ... smart contract logs). · Store and optimize time-series data using QuestDB for hot access and ...

Octagon Talent

Lead Backend Engineer

Miami, FL · Remote

... engineers to shape what comes next. What You'll Do · Architect, develop, and maintain real-time ... smart contract logs). · Store and optimize time-series data using QuestDB for hot access and ...

ITrade STEM

Lead Backend Engineer

Miami, FL · On-site

... engineers to shape what comes next. What You'll Do • Architect, develop, and maintain real-time ... smart contract logs). • Store and optimize time-series data using QuestDB for hot access and ...

Octagon Talent

Blockchain Security Analyst

Miami, FL · On-site

Familiarity with smart contract programming languages (e.g., Solidity, Rust). * Knowledge of anti-money laundering (AML) and know-your-customer (KYC) regulations. * Proven expertise in blockchain ...

ITrade STEM

Blockchain Security Analyst

Miami, FL · On-site

Familiarity with smart contract programming languages (e.g., Solidity, Rust). * Knowledge of anti-money laundering (AML) and know-your-customer (KYC) regulations. * Proven expertise in blockchain ...

Octagon Talent

Lead Elixir Platform Engineer

Miami, FL · Remote

$170K - $250K/yr

Collaborate with smart contract developers, frontend engineers, and data scientists to ship features end-to-end. ???? The Tech Stack You'll be working with bleeding-edge tools purpose-built for real ...

ITrade STEM

Blockchain Security Analyst

Miami, FL

Familiarity with smart contract programming languages (e.g., Solidity, Rust). * Knowledge of anti-money laundering (AML) and know-your-customer (KYC) regulations. * Proven expertise in blockchain ...

ITrade STEM

Blockchain Security Analyst

Miami, FL · Remote

Familiarity with smart contract programming languages (e.g., Solidity, Rust).Knowledge of anti-money laundering (AML) and know-your-customer (KYC) regulations.Proven expertise in blockchain forensics ...

Halborn

QA Engineer

Miami, FL · On-site

From breaches and social engineering to stolen private keys and economic hacks, Halborn solves it ... Willingness to learn the technical aspects of blockchain, smart contracts, and cybersecurity. Bonus ...

Octagon Talent

Lead Quality Assurance Engineer

Miami, FL · Remote

$100K - $160K/yr

JOB OVERVIEW: We are looking for a Lead Quality Assurance Engineer for an exciting remote ... Familiarity with blockchain technology (EVM, smart contracts, Web3) * Extensive QA experience in ...

ITRADE STEM

Lead Quality Assurance Engineer

Miami, FL · Remote

We seek a Lead Quality Assurance Engineer for an exciting remote opportunity based in Miami. Our ... Familiarity with blockchain technology (EVM, smart contracts, Web3) * Extensive QA experience in ...

ITrade STEM

Lead Quality Assurance Engineer

Miami, FL · On-site

JOB OVERVIEW: We are looking for a Lead Quality Assurance Engineer for an exciting remote ... Familiarity with blockchain technology (EVM, smart contracts, Web3) * Extensive QA experience in ...

ITrade STEM

Lead Quality Assurance Engineer

Miami, FL · Remote

JOB OVERVIEW: We are looking for a Lead Quality Assurance Engineer for an exciting remote ... Familiarity with blockchain technology (EVM, smart contracts, Web3) * Extensive QA experience in ...

Pairty

Autonomous Systems Apprentice

Miami, FL · On-site

Web3 / Smart Contracts * AI automation tooling Ideal Candidate You do NOT need to know everything ... Startup engineering workflows * AI-assisted software development * Infrastructure and deployment ...

CHA Consulting, Inc.

TSM&O Engineer

Miami, FL · On-site

$110K - $130K/yr

... of smart and resilient infrastructure. * Provide advanced judgement and analysis techniques to complete complex engineering designs, technical reports, specifications, and contract documents for ...

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All JobsSmart Contract Engineer JobsSmart Contract Engineer Jobs in Miami, FL

Smart Contract Engineer information

See Miami, FL salary details

$36.3K

$110.8K

$183.2K

How much do smart contract engineer jobs pay per year?

As of Sep 5, 2026, the average yearly pay for smart contract engineer in Miami, FL is $110,818.00, according to ZipRecruiter salary data. Most workers in this role earn between $79,400.00 and $144,900.00 per year, depending on experience, location, and employer.

What is a smart contract engineer?

A Smart Contract Engineer is a software developer who specializes in designing, developing, testing, and deploying smart contracts on blockchain platforms such as Ethereum. These professionals write code—often in languages like Solidity or Vyper—that runs autonomously on the blockchain and governs transactions or agreements without the need for intermediaries. They also focus on security, auditing, and optimizing smart contract performance to prevent vulnerabilities. Smart Contract Engineers typically collaborate with blockchain architects, front-end developers, and project managers to build decentralized applications (dApps).

What are the key skills and qualifications needed to thrive as a smart contract engineer?

To thrive as a Smart Contract Engineer, you need strong proficiency in blockchain fundamentals, programming languages like Solidity or Vyper, and a solid understanding of cryptographic principles, usually backed by a degree in computer science or related experience. Familiarity with blockchain development frameworks (e.g., Truffle, Hardhat), version control (Git), and security auditing tools is essential. Attention to detail, problem-solving abilities, and effective communication are crucial soft skills for this role. These skills ensure the development of secure, efficient, and reliable smart contracts that underpin decentralized applications and financial systems.

What are some common challenges smart contract engineers face when ensuring contract security?

Smart Contract Engineers often encounter challenges related to identifying and mitigating vulnerabilities such as reentrancy attacks, integer overflows, and unauthorized access. Since smart contracts are immutable once deployed, engineers must rigorously test and audit their code to prevent costly errors or exploits. Collaborating with auditors, using established security frameworks, and staying updated on the latest security threats are essential practices to maintain robust and secure smart contracts.

What is the difference between Smart Contract Engineer vs Blockchain Developer?

AspectSmart Contract EngineerBlockchain Developer
CredentialsKnowledge of blockchain platforms, Solidity, cryptographyBroader programming skills, blockchain fundamentals
Work EnvironmentFocus on smart contract coding, testing, deploymentDeveloping blockchain applications, protocols
Industry UsagePrimarily in DeFi, NFT, and dApp projectsWide range including wallets, exchanges, dApps
Search IntentComparing smart contract roles, coding specificsBroader blockchain development roles

While both roles work within the blockchain industry, a Smart Contract Engineer specializes in designing, coding, and deploying smart contracts on blockchain platforms. A Blockchain Developer has a broader scope, including developing entire blockchain applications and protocols. The Smart Contract Engineer's focus is more technical and contract-specific, whereas the Blockchain Developer's role encompasses a wider range of blockchain solutions.

How to become a smart contract engineer?

A smart contract engineer develops and deploys blockchain-based contracts, requiring knowledge of blockchain platforms like Ethereum, programming languages such as Solidity or Vyper, and understanding of cryptography and decentralized systems. Gaining experience through coding projects, online courses, and certifications can help build relevant skills. Familiarity with development tools like Remix, Truffle, or Hardhat is also beneficial.

What are popular job titles related to Smart Contract Engineer jobs in Miami, FL?

For Smart Contract Engineer jobs in Miami, FL, the most frequently searched job titles are:

What job categories do people searching Smart Contract Engineer jobs in Miami, FL look for?

The top searched job categories for Smart Contract Engineer jobs in Miami, FL are:

What cities near Miami, FL are hiring for Smart Contract Engineer jobs?

Cities near Miami, FL with the most Smart Contract Engineer job openings:

Smart Contract Engineer jobs near you
Infographic showing various Smart Contract Engineer job openings in Miami, FL as of August 2026, with employment types broken down into 95% Full Time, 2% Part Time, and 3% Contract. Highlights an 85% Physical, 5% Hybrid, and 10% Remote job distribution, with an average salary of $110,818 per year, or $53.3 per hour.

Lead Backend Engineer

ITrade STEM

Miami, FL • Remote

Contractor

Re-posted 12 days ago

Job description

At ITRADE Innovations, we help create jobs and support the future of industries in space, technology, energy, and manufacturing. We do this by creating programs that help develop skills and support sustainable growth. Join us on our mission to Redefine STEM!

Our client is a well-funded Web3 fintech startup redefining the future of real-time financial infrastructure. Our platform bridges traditional finance and decentralized systems, enabling seamless, secure, and transparent access to blockchain-powered financial services. They're not just building APIs - they're creating the data rails for the decentralized economy, supporting everything from real-time transaction monitoring to decentralized asset management. With deep backing from top VCs and a founding team of fintech and blockchain veterans, we're scaling fast - and we're looking for core engineers to shape what comes next.


What You'll Do

Architect, develop, and maintain real-time APIs and backend systems powering crypto trading, DeFi analytics, and digital asset tracking.

Build scalable microservices with NestJS and gRPC, and design APIs used by developers, trading platforms, and financial institutions.

Manage streaming pipelines with Kafka to process high-throughput event data from blockchains and financial markets.

Implement WebSocket-based services using Bun to push live updates (price feeds, wallet events, smart contract logs).

Store and optimize time-series data using QuestDB for hot access and ClickHouse for long-term analytics and compliance reporting.

Secure and orchestrate APIs through APISIX, with features like rate limiting, authentication, and request transformation.

Contribute to infrastructure scalability, observability, and resilience in a mission-critical, high-uptime environment.

Collaborate with smart contract developers, frontend engineers, and data scientists to ship features end-to-end.


The Tech Stack

You'll be working with bleeding-edge tools purpose-built for real-time finance:

NestJS - Modular TypeScript backend framework

gRPC + Protobuf - Blazing fast internal service communication

Kafka - Event streaming for blockchain and financial data ingestion

Bun - Ultra-fast runtime for high-frequency WebSocket communication

QuestDB - Low-latency time-series database for recent data

ClickHouse - Scalable analytics database for long-term storage

APISIX - Cloud-native API Gateway


What We're Looking For

5+ years in backend engineering, ideally with a focus on financial systems or high-throughput platforms

Strong proficiency in TypeScript, Node.js, and frameworks like NestJS

Experience with event-driven architecture and tools like Kafka

Comfort working with gRPC, Protocol Buffers, and microservices

Knowledge of blockchain fundamentals, smart contracts, or Web3 APIs (e.g., Ethers.js, Web3.js) is a big plus

Solid experience with WebSockets and real-time messaging systems

Proven ability to design and optimize time-series data solutions

Familiarity with cloud-native infrastructure (Docker, Kubernetes, CI/CD pipelines)

Security-first mindset - especially around financial and cryptographic systems

Self-starter attitude, with the ability to thrive in a fast-moving startup environment


What They Offer

Top-of-market salary + possible equity + crypto bonuses

Remote-first, async-friendly culture with flexible hours

The chance to work on the cutting edge of finance and Web3

A technical leadership role with influence over architecture and roadmap

Collaborative, transparent team culture with real ownership


Join the Future of Finance

If you're passionate about building real-time, decentralized financial infrastructure with an elite engineering team, we'd love to meet you.

Apply