Research And Development Engineer

Coinspaid Dev; United States; Remote; USD 120,000 - 180,000; Full time

Benefits offered by this job

Benefit Budget up to €230/month

Fully remote work option

Relocation support optional

Professional development budget

Job summary

Coinspaid Dev is seeking a software engineer with deep knowledge of blockchain technologies to develop and support innovative solutions in crypto processing, DeFi, dApps and distributed systems. Your role includes research, design, development, and testing of secure, high-performance software, with integration of new functionalities like MPC and distributed signing into our products.

Join a remote-friendly team that values ownership and impact, offering flexibility, professional growth budgets,

Qualifications

• 5+ years of developer experience
• Deep knowledge of Go and Solidity
• Expertise in Web3 and DeFi
• Experience with blockchain platforms and smart contracts
• Familiarity with cryptographic protocols and dApps architectures

Responsibilities

• Develop and implement innovative solutions for the company's products in the blockchain and crypto-processing sector
• Write clean, high-quality, maintainable code
• Integrate new functionalities into existing solutions and system architectures
• Integrate blockchain platforms with the company's existing systems
• Conduct code reviews and ensure code security
• Participate in architectural discussions and develop scalable system architectures
• Work with APIs to interact with crypto-payment gateways and external services
• Analyze system performance, identify bottlenecks, and optimize the system
• Participate in the development of new products and services based on blockchain technologies

Skills

Go

Solidity

Web3

DeFi

dApps

Cryptographic protocols

Smart contracts

Tools

Git

Ethereum

Solana

Tron

Job description

Coinspaid Dev is the engineering brand behind the technology, infrastructure, and R&D expertise built within Coinspaid. With more than 120 engineersand over 11 years of industry experience, Coinspaid Dev brings together software engineering, infrastructure, security and R&D teams with experience building distributed systems and blockchain infrastructure operating across more than 20 blockchain networks.

Coinspaid Dev emerges as an independent engineering brand with a straightforward mission: to advance blockchain infrastructure engineering and contribute practical expertise back to the industry. The structure is new. The experience behind it is not.

We are looking for a software engineer with deep knowledge of blockchain technologies to develop and support innovative solutions in the field of crypto processing, blockhain, DeFI, dApps and multy-party computations. Your role will involve research, designing, developing, and testing solutions in secure, high-performance distributed systems for processing cryptocurrency transactions, as well as integrating new functionalities into the company's products like MPC, distributed signing, etc.

Responsibilities

• Develop and implement innovative solutions for the company's products in the blockchain and crypto-processing sector
• Write clean, high-quality, maintainable code
• Integrate new functionalities into existing solutions and system architectures
• Integrate blockchain platforms with the company's existing systems
• Conduct code reviews and ensure code security
• Participate in architectural discussions and develop scalable system architectures
• Work with APIs to interact with crypto-payment gateways and external services
• Analyze system performance, identify bottlenecks, and optimize the system
• Participate in the development of new products and services based on blockchain technologies

Requirements

• A passion for problem-solving and finding innovative solutions
• At least 5 years of experience as a developer
• Deep knowledge of programming languages: Go, Solidity
• Expertise in Web3
• Experience with version control systems (Git)
• Experience working with blockchain platforms (Ethereum, Solana, Tron, etc.)
• Experience with cryptographic protocols and smart contracts
• Experience with DeFi
• Knowledge of decentralized application (dApps) architectures
• Understanding the specifics of cryptocurrency transactions and smart contracts

Nice to have

• Experience with financial operations and high-load systems
• Knowledge of containerization and DevOps infrastructure (Docker, Kubernetes)

Why join CryptoProcessing by Coinspaid

You’ll be joining a company that is actively shaping its space – with enough scale to matter and enough room to make an impact.

At Coinspaid, people are expected to think, contribute, and take ownership – and are supported in doing so.

We focus on flexibility, wellbeing, and long-term growth – without overcomplicating how benefits work.

Benefit Bar – up to €230/month

A flexible monthly budget you can use for what matters most to you – from sports and mental health to coworking, home office, or medical-related expenses.

Work & Flexibility

• Fully remote work from almost anywhere
• Optional offices and relocation support
• Flexible, async-friendly environment
• Budget for courses, certifications, and professional development
• Language learning support
• Cross-team learning and knowledge sharing
• Medical insurance or reimbursement depending on location
• Access to mental health support
• Financial support for important life events
• Merch shop with rewards system
• Team offsites and company events

To learn more please visit: https://coinspaid.com/about-us/ & https://coinspaid.com/careers/