Software Engineer (Backend)
New York, USA +1
Full time
Office
Compensation is not specified
Role
Software Engineer
Description
Job Description
Our goal is to bring blockchain technology to a wide audience. We have developed the Alchemy Platform, an exceptional developer platform that simplifies blockchain development. With our infrastructure, we have facilitated over $105 billion in transactions for millions of users across almost every country.
The Alchemy team is composed of experts in scalable infrastructure, AI, and blockchain. Our team members have held leadership positions in prestigious companies and universities like Google, Microsoft, Facebook, Stanford, and MIT.
Recently, we secured a significant investment in our Series C1 round, led by Lightspeed and Silver Lake, valuing us at $10.2 billion. We have previously received investment from a16z, Coatue, Addition, Stanford University, Coinbase, and several renowned individuals from various organizations.
Our platform is trusted by leading blockchain companies worldwide and has garnered attention in renowned publications like TechCrunch, Forbes, Bloomberg, and others.
The Role
As a backend systems engineer at Alchemy, you will work with one of the most advanced and high-throughput distributed systems in the blockchain industry. You will be responsible for designing and constructing new systems, as well as enhancing existing ones to support millions of global users.
Responsibilities
- Oversee the entire product lifecycle, including identification, design, and construction of new features
- Contribute and lead discussions on backend design, participate in stand-up meetings, and conduct code reviews
- Develop and establish best practices for backend application development, focusing on high throughput, reliability, and low latency
- Identify opportunities to enhance existing practices and uphold Alchemy's standards for technical quality
- Create stable and extensively tested feature test cases
- Troubleshoot and resolve production issues across services and multiple layers of the stack
- Collaborate with other engineers, project managers, and designers
Qualifications
- Minimum of 5 years of relevant industry experience
- Bachelor's degree in Computer Science
- Experience in designing, building, scaling, and maintaining core backend software components (experience with API platforms is advantageous)
- Ability to solve complex design, scaling, latency, or performance challenges in high-throughput, low-latency systems
- Familiarity with AWS technologies is a plus
- Proficiency in developing production distributed systems, web applications, and microservice architecture
- Proficiency in Java (Micronauts), Typescript (Node), and/or Python (Django)
- Demonstrated ability to build highly available and scalable systems
- Self-motivated and capable of executing new ideas independently
- Understanding of the balance between perfection and timely delivery
- Knowledge and experience in Web3 is advantageous
- Start-up experience and/or founding a company is a plus
- Experience in a startup environment is a plus
Skills Required
Alchemy
Website
www.alchemy.comCompany size
Not specified
Location
United States
Description
Not specified
White Bridge LTD
Junior Crypto Analyst & Trader (Remote, Training Included)
Bruges, Belgium +9
Bruges, Belgium +9
Part time
Remote
WhiteBridge-Ltd is a young and rapidly developing company working in the field of digital markets and analytics.
We bring together enterprising people who want to master modern approaches to trading, analysis and decision-making in a dynamic market environment.
We are currently looking for a Junior Crypto Analyst & Trader, a novice specialist who is ready to complete training, perform real trading operations and develop under the guidance of experienced mentors.
Your Responsibilities:
Execution and support of trading operations on digital markets.
Tracking asset dynamics and market trends.
Maintaining internal records on transactions and statistics.
Analyzing market data, news, and charts for decision-making.
Work with analytical tools and participate in discussions with a team of traders.
The gradual formation and improvement of your own trading strategy.
What We Offer:
Working for a young and growing international company.
Remote format — you can work from anywhere in the world.
Flexible schedule — up to 20 hours per week, it is convenient to combine with study or main activity.
Learning from scratch — all processes and trading tools are mastered with a mentor.
The opportunity for professional growth and transition to more advanced levels.
Ideal Candidate:
He is interested in digital assets and trading processes.
He is attentive to details and is able to analyze data.
He learns quickly and is ready to act in a dynamic environment.
Knows how to work independently and in a team.
Trading experience is not required — the desire to develop is important.
We bring together enterprising people who want to master modern approaches to trading, analysis and decision-making in a dynamic market environment.
We are currently looking for a Junior Crypto Analyst & Trader, a novice specialist who is ready to complete training, perform real trading operations and develop under the guidance of experienced mentors.
Your Responsibilities:
Execution and support of trading operations on digital markets.
Tracking asset dynamics and market trends.
Maintaining internal records on transactions and statistics.
Analyzing market data, news, and charts for decision-making.
Work with analytical tools and participate in discussions with a team of traders.
The gradual formation and improvement of your own trading strategy.
What We Offer:
Working for a young and growing international company.
Remote format — you can work from anywhere in the world.
Flexible schedule — up to 20 hours per week, it is convenient to combine with study or main activity.
Learning from scratch — all processes and trading tools are mastered with a mentor.
The opportunity for professional growth and transition to more advanced levels.
Ideal Candidate:
He is interested in digital assets and trading processes.
He is attentive to details and is able to analyze data.
He learns quickly and is ready to act in a dynamic environment.
Knows how to work independently and in a team.
Trading experience is not required — the desire to develop is important.
Payment in Crypto
Jiraporn Eksamut
Smart Contract Developer
Part time
Remote
About the Role:
We’re looking for an experienced Smart Contract Developer to join our remote team. You’ll be responsible for designing, developing, and deploying secure and efficient smart contracts for blockchain-based applications. The role involves close collaboration with other developers and product leads to bring new ideas to life.
Key Responsibilities:
- Design, write, and test smart contracts (Solidity)
- Review and optimize existing contracts for gas efficiency and security
- Integrate contracts with front-end or backend services via Web3
- Participate in code reviews, audits, and documentation
- Stay current with blockchain trends and best practices
Requirements:
- Proven experience with Solidity, EVM-based blockchains, and related frameworks (Hardhat, Truffle, Foundry, etc.)
- Good understanding of DeFi protocols, NFT standards (ERC-721/1155), or Layer-2 solutions
- Familiarity with smart contract security and testing methodologies
- Experience using GitLab, Git, and version control workflows
- Ability to work independently and communicate effectively in English
Nice to Have:
- Background in cryptography, auditing, or backend development
- Contributions to open-source blockchain projects
What We Offer:
- Fully remote and flexible working hours (team across EST, CET, GMT+2)
- Flexible payment options — including crypto payments (USDT, USDC) or traditional methods
- Collaborative and friendly international team
- Opportunities to grow into lead or architecture roles
We’re looking for an experienced Smart Contract Developer to join our remote team. You’ll be responsible for designing, developing, and deploying secure and efficient smart contracts for blockchain-based applications. The role involves close collaboration with other developers and product leads to bring new ideas to life.
Key Responsibilities:
- Design, write, and test smart contracts (Solidity)
- Review and optimize existing contracts for gas efficiency and security
- Integrate contracts with front-end or backend services via Web3
- Participate in code reviews, audits, and documentation
- Stay current with blockchain trends and best practices
Requirements:
- Proven experience with Solidity, EVM-based blockchains, and related frameworks (Hardhat, Truffle, Foundry, etc.)
- Good understanding of DeFi protocols, NFT standards (ERC-721/1155), or Layer-2 solutions
- Familiarity with smart contract security and testing methodologies
- Experience using GitLab, Git, and version control workflows
- Ability to work independently and communicate effectively in English
Nice to Have:
- Background in cryptography, auditing, or backend development
- Contributions to open-source blockchain projects
What We Offer:
- Fully remote and flexible working hours (team across EST, CET, GMT+2)
- Flexible payment options — including crypto payments (USDT, USDC) or traditional methods
- Collaborative and friendly international team
- Opportunities to grow into lead or architecture roles
Rebecca Hannold
Senior Software Developer
Remote, USA
Remote, USA
Full time
Remote
BitPay, Inc., founded in 2011, is the world’s leading blockchain (cryptocurrency) payments company. We serve top merchants across six continents, providing a seamless and secure cryptocurrency payments experience. BitPay builds powerful tools to accept, store, and spend cryptocurrency safely and efficiently.
We’re looking for a Senior Backend Software Developer to join our remote US-based team and help craft the next generation of innovative products. If you thrive on solving complex problems, building scalable systems, and staying ahead of technology trends, this role is for you.
What You’ll Do:
Develop scalable and maintainable backend systems using Node.js and MongoDB
Collaborate with cross-functional teams to build features for customers and internal tools
Ensure high code quality through unit, integration, and functional testing, code reviews, and thorough documentation
Address challenges in scalability, reliability, and logging during development
Mentor and guide other developers, fostering growth and knowledge-sharing
Stay up-to-date with emerging technologies to keep our team innovative and competitive
What We’re Looking For:
5+ years of professional backend development experience
Expert in Node.js and MongoDB
Proven experience delivering production-ready APIs
Strong desire for continuous learning and process improvement
Track record of delivering high-quality software in professional environments
Passion for your craft, drive for progress, and commitment to excellence
Portfolio showcasing your work (e.g., GitHub)
Blockchain or fintech development experience
Highly Preferred: blockchain or fintech development experience
Bachelor’s degree in Computer Science or equivalent experience with notable projects
What We Offer:
Collaborate with a team of intelligent, enthusiastic individuals.
Thrive in a rapidly expanding crypto company with global reach, where your contributions make a tangible impact.
Work remote with a generous vacation policy, including the opportunity to take a sabbatical and select your own holidays.
Access to continuous learning and development opportunities, supported by professional development reimbursement.
Competitive salary package with comprehensive benefits, including fully covered medical and dental plans. We also offer telemedicine, life insurance, disability insurance, vision coverage, 401k, travel assistance, and more.
Option to receive payment in cryptocurrency, along with a crypto match program.
Stock option awards available to all employees.
Home office allowance, reimbursement for internet/cell expenses, complimentary Amazon Prime and Spotify subscriptions.
BitPay is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status.
If interested, please apply here: https://bitpay.applytojob.com/apply/jobs/details/4eZJqEucfX
We’re looking for a Senior Backend Software Developer to join our remote US-based team and help craft the next generation of innovative products. If you thrive on solving complex problems, building scalable systems, and staying ahead of technology trends, this role is for you.
What You’ll Do:
Develop scalable and maintainable backend systems using Node.js and MongoDB
Collaborate with cross-functional teams to build features for customers and internal tools
Ensure high code quality through unit, integration, and functional testing, code reviews, and thorough documentation
Address challenges in scalability, reliability, and logging during development
Mentor and guide other developers, fostering growth and knowledge-sharing
Stay up-to-date with emerging technologies to keep our team innovative and competitive
What We’re Looking For:
5+ years of professional backend development experience
Expert in Node.js and MongoDB
Proven experience delivering production-ready APIs
Strong desire for continuous learning and process improvement
Track record of delivering high-quality software in professional environments
Passion for your craft, drive for progress, and commitment to excellence
Portfolio showcasing your work (e.g., GitHub)
Blockchain or fintech development experience
Highly Preferred: blockchain or fintech development experience
Bachelor’s degree in Computer Science or equivalent experience with notable projects
What We Offer:
Collaborate with a team of intelligent, enthusiastic individuals.
Thrive in a rapidly expanding crypto company with global reach, where your contributions make a tangible impact.
Work remote with a generous vacation policy, including the opportunity to take a sabbatical and select your own holidays.
Access to continuous learning and development opportunities, supported by professional development reimbursement.
Competitive salary package with comprehensive benefits, including fully covered medical and dental plans. We also offer telemedicine, life insurance, disability insurance, vision coverage, 401k, travel assistance, and more.
Option to receive payment in cryptocurrency, along with a crypto match program.
Stock option awards available to all employees.
Home office allowance, reimbursement for internet/cell expenses, complimentary Amazon Prime and Spotify subscriptions.
BitPay is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status.
If interested, please apply here: https://bitpay.applytojob.com/apply/jobs/details/4eZJqEucfX
Proficient Infolabs
Blockchain Expert
Indore, India
Indore, India
Full time
Remote
My project is about building a USDT-like token (ERC20/TRC20/BEP20) with: Peer to Peer transfers & Trade Escrow-based trading Real liquidity (not flashed) Liquidity optimization (max tokens with minimum backing) Please share: Your past DeFi/Blockchain projects How you handle liquidity optimization
Changez Khan
Community Team Members
Part time
Remote
🌍 Join DeepRoots — Community Team Recruitment (25 Seats Only) Remote, Global
DeepRoots is building a global movement in Web3:
From Silence to Voice — Together We Rise.
We’re hiring Community Team Members to help grow our ecosystem. If you’re looking to kickstart your Web3 career, this is your chance.
💰 Rewards & Benefits
$150 Micro-Contract (60 days, 2h/day)
Daily Rewards: Top comment, best post, most active
Voice of the Day: Recognition + bonus
Bring-a-Voice Bonus: Earn when new members join through you
Extra Prizes: For leaders who keep the fire alive
👊🏻Clear Growth Path:
Community Team Leader (part-time, higher pay)
Community Team Manager (full-time, full salary + benefits)
Moderator Roles (group management)
📌 Your Role
❤️ Engage actively: like, comment, share
🌍 Push the march forward — “From Silence to Voice”
⏰ 2h/day → 7:00–9:00 PM Dubai time
📆 6 days per week (Sunday OFF)
🧠 Bring a builder mindset (not hype / pump-dump)
✅ Requirements
Stable internet connection
Basic knowledge of Web3
LinkedIn & Twitter (X) account (or willingness to create one)
🌱 How to Apply
Send the following details to: connect@deeproots.earth
Full Name
Country
LinkedIn Account
Twitter (X) Account
Confirmation: “Ready to start and apply to sign the agreement and NDA of the project.”
🌍 Website: deeproots.earth
⚡ This is not hype. It’s a mission. It’s a movement.
✊ Be one of the 25 voices that help shape the future.
DeepRoots is building a global movement in Web3:
From Silence to Voice — Together We Rise.
We’re hiring Community Team Members to help grow our ecosystem. If you’re looking to kickstart your Web3 career, this is your chance.
💰 Rewards & Benefits
$150 Micro-Contract (60 days, 2h/day)
Daily Rewards: Top comment, best post, most active
Voice of the Day: Recognition + bonus
Bring-a-Voice Bonus: Earn when new members join through you
Extra Prizes: For leaders who keep the fire alive
👊🏻Clear Growth Path:
Community Team Leader (part-time, higher pay)
Community Team Manager (full-time, full salary + benefits)
Moderator Roles (group management)
📌 Your Role
❤️ Engage actively: like, comment, share
🌍 Push the march forward — “From Silence to Voice”
⏰ 2h/day → 7:00–9:00 PM Dubai time
📆 6 days per week (Sunday OFF)
🧠 Bring a builder mindset (not hype / pump-dump)
✅ Requirements
Stable internet connection
Basic knowledge of Web3
LinkedIn & Twitter (X) account (or willingness to create one)
🌱 How to Apply
Send the following details to: connect@deeproots.earth
Full Name
Country
LinkedIn Account
Twitter (X) Account
Confirmation: “Ready to start and apply to sign the agreement and NDA of the project.”
🌍 Website: deeproots.earth
⚡ This is not hype. It’s a mission. It’s a movement.
✊ Be one of the 25 voices that help shape the future.
Payment in Crypto