Mojito is an end-to-end solution for branded NFT marketplaces and tokenized customer engagement. The space is growing at an incredible pace and we are in prime position to be a market leader. Mojito is the first project to graduate from the Serotonin Product Studio and is backed by industry veterans and VCs and partners. We combine technology with design thinking and user empathy to build products that make blockchain accessible to a mainstream audience.
We are passionate about building products for a diverse, global audience and think our team should be a reflection of that. We are committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender, gender identity or expression, or veteran status.
About the role
To maximize this momentum we are growing the team and are searching for a Senior Software Engineer to build APIs and scalable backend systems to power Mojito's NFT marketplaces. You will work with front-end engineers, product managers, and designers to bring next-generation blockchain products into the mainstream. You will be important to moving Mojito's product strategy forward by building sales, payments, KYC, and NFT minting platforms. You will report to the Engineering Manager for the Mojito platform.
What you'll do
Requirements
Bonuses
About Coreum Coreum is a cutting-edge Layer-1 blockchain platform designed for high performance, security, and scalability. As a rapidly growing innovator in the blockchain space, we are pushing the boundaries of decentralized technologies to empower developers, businesses, and enterprises worldwide. We are looking for a highly skilled Senior Blockchain Developer with expertise in Cosmos SDK and Golang to join our team. If you are passionate about blockchain architecture, decentralized applications, and building scalable solutions, we want to hear from you!
Role Overview
As a Senior Blockchain Developer, you will lead the architecture, development, and maintenance of a new blockchain built on Cosmos SDK and CometBFT (Tendermint). You will work closely with a compact, highly skilled team to deliver scalable blockchain solutions, conceptualize innovative features, and ensure the seamless operation of our Layer-1 network.
Key Responsibilities
●Blockchain Development & Architecture: Design, develop, and maintain a blockchain from scratch using Cosmos SDK and CometBFT (Tendermint).
● Feature Implementation: Conceptualize and implement new features, ensuring an optimal balance between user experience and technical complexity.
● Smart Integrations: Develop and optimize third-party services and applications within the Coreum blockchain ecosystem.
● Performance Optimization: Ensure high scalability, security, and efficiency of the blockchain infrastructure.
● Code Review & Team Leadership: Guide and mentor a small team of 2-3 engineers, conduct code reviews, and enforce best practices in blockchain development.
** Qualifications & Requirements**
● 4+ years of hands-on experience in blockchain technologies.
● 2+ years of experience working with Cosmos SDK and CometBFT (Tendermint).
● 3+ years of development experience using Golang.
● Strong knowledge of blockchain architecture, consensus mechanisms, cryptography, and peer-to-peer networks.
● Proven experience in delivering at least one production-ready blockchain project (testnet or mainnet).
● Ability to write efficient, secure, and maintainable code.
● Experience in designing, implementing, and optimizing blockchain protocols.
● Intermediate or higher proficiency in English for effective communication.
** Nice-to-Have Skills**
● Experience with IBC (Inter-Blockchain Communication Protocol).
● Familiarity with smart contract platforms, Wasm-based smart contracts, or Rust.
● Experience with DeFi protocols, NFTs, or tokenomics design.
● Contributions to open-source blockchain projects.
** Why Join Coreum?** ● Competitive salary ● Fully remote position – work from anywhere in the world. ● Opportunity to be at the forefront of blockchain innovation in a rapidly growing company. ● Collaborate with top-tier blockchain developers and experts in the industry. ● A challenging, dynamic, and fast-paced work environment where your ideas will make an impact.
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Bison Trails is the leading blockchain infrastructure provider, and we are looking for an exceptional Blockchain Network Engineer to join our highly-skilled and passionate team in New York City. The ideal candidate is an experienced, motivated, self-starting engineer with a love for building containerized applications in a cloud native development environment.
We believe in the power of blockchain technology and building a decentralized future that enables greater participation in global financial networks. Our mission is to provide superior infrastructure on multiple blockchains, strengthen the entire ecosystem, and enable the pioneers of tomorrow.
What does it mean to be a Blockchain Network Engineer at Bison Trails?
Day to day, you will…
We are conveniently located in Tribeca, NYC. We provide competitive industry salaries along with:
- Company-paid health, dental, vision, life & disability insurance
- 401(k) plan, FSA & commuter benefits
- Flexible PTO
- Training, mentorship, and coaching from industry leaders and company leadership
- The opportunity to grow alongside a company that is helping create the decentralized future
- Work in tandem with fun, diverse and open-minded colleagues
This job posting is no longer available
Swish is a world-class development studio which teams have delivered products for Google, Microsoft, Kik, Nasdaq, Factset, and other major enterprises. The blockchain engineering team at Swish is looking for talented protocol level engineers to design and implement core protocol features (like sharding, multi-chain architecture, two-way pegs, zk-Starks, zk-Snarks, and state channels) for new blockchains. Our mission is to bring the promise of a decentralized blockchain-based future to reality for clients.
As a blockchain engineer, you will work on protocol level infrastructure for blockchains. We acknowledge that the blockchain space is in its infancy. Prior experience with blockchain development is required but we are flexible as to which paths you’ve taken to get it. You should have prior experience developing high quality server and blockchain architecture and be excited about doing that at a studio that is transforming the way companies run their businesses.
We are looking for individuals who are passionate about being at the forefront of a new technological paradigm and can lead the design and development of scalable applications. A successful candidate will bring deep analytical ability, a security-first mindset, and the ability to deliver results within a fast-moving, agile environment.
We are also looking for: • Strong communication skills • Experience with measuring and improving server response times in different conditions and environments. • Experience with unit and integration testing, continuous integration, and deployment workflows.
You should be motivated by a desire to solve the most important problems, obtain unprecedented results, and push your methods to their maximal performance.
Responsibilities
• Write secure, well-documented, well-tested code • Write code to interface with data stores, including databases (relational and non-relational) and a blockchain • Design, implement and document clear and consistent APIs to be consumed by web and mobile clients • Guide product decisions
Requirements
• 1+ years experience with Golang or C++ • 4+ years of experience in a backend engineering role • Experience with distributed systems • Familiarity with a modern web development framework such as Python (Django/Flask), Ruby (Rails), or Javascript (React/Flux) • Comfortable operating in dynamic environments
Bonus Points
• Background in cryptography, networking, or distributed systems • Familiarity with Cosmos / Tendermint • Proficiency in React/Flux, Node, Drizzle, Truffle, cryptoeconomics, or protocol-level blockchain development • Contribution to open source software • Degree in STEM field, especially software engineering or computer science related. • Experience in small startup environments helping large enterprises. • Experience with a distributed team
About Swish
Launched in February 2013,Swish is a fast-growing business with an innovative working culture and teams spanned across the world with teams in Toronto, San Francisco, Berlin, Auckland, Bruxelles, Medellin, and more.
We create products for successful business using cutting-edge technologies: Blockchain, Machine Learning, and Apps Dev. Working with Swish puts you in contact with prestigious brands, wherever your base is. We are a 100% remote-work company because we believe it is everyone’s choice to live and work the way they prefer.
Work is organized in sprints - 2 weeks periods to which, as a member of our talent community, you choose to commit. You always have the choice to accept or decline a sprint, or take-on multiple sprints simultaneously.
We let members choose what suits them best depending on their current situation: family, travel, studies, finance. We know life is not linear and we respect the humans behind the screens.
Our work ethic relies on six core values: Transparency, Directness, Meritocracy, Autonomy, Responsibility, Continuous Learning.
Ensuring a diverse and inclusive workplace where we learn from each other is core to our values. We welcome people of different backgrounds, experiences, abilities, and perspectives. We are an equal opportunity employer and a fun place to work.
Join the future of work today.
This job posting is no longer available
Swish is a world-class development studio whose teams have delivered products for Google, Microsoft, Kik, Nasdaq, Factset, and other major enterprises. The blockchain engineering team at Swish is looking for talented distributed systems engineers to optimize protocol transaction throughput and network reliability for blockchains in development.
Our mission is to bring the promise of a decentralized blockchain-based future to reality for clients.
As a systems engineer, you will work with our blockchain developers, protocol researchers and clients to implement and improve on a byzantine fault tolerant blockchain architecture based on the Tendermint consensus layer, by increasing the throughput, reliability and stability of the network. This role is ideal for engineers who have experience optimizing performance and robustness of distributed systems, and are excited to be working on the cutting edge of high-performance blockchain protocol development.
You might have experience as an Unix/Linux distributed systems engineer optimizing performance and reliability for large-scale cloud servers, and be relatively new to blockchain and distributed consensus protocols. Or you might be a blockchain engineer who is very familiar with distributed consensus protocols like delegated proof-of-stake, and newer to working on low-level performance optimizations. Experience with Tendermint is a huge plus. Either way, you are a great detective and passionate about pushing the performance of your infrastructure to its limits, without compromising on safety or stability.
We are also looking for: Strong communication skills. Experience with performance and load testing.
You should be motivated by a desire to solve the most important problems, obtain unprecedented results, and push your methods to their maximal performance.
Responsibilities * Optimize Tendermint consensus protocol codebase for speed, reliability and performance, including making PRs as needed to the OSS Tendermint project * Troubleshoot reliability issues of distributed systems, e. g. connection losses between Tendermint nodes under heavy load * Monitor the infrastructure and blockchain performance to identify issues * Measure and improve server response times in different conditions and environments * Guide protocol design decisions
Requirements * 1+ years experience with Golang, C or C++ * 4+ years of experience in a systems engineering role * Deep experience with networking and concurrent computing * Deep experience with Unix/Linux systems * Experience with AWS/GCP * Comfortable operating in dynamic environments
Bonus Points * Background in networking or distributed systems * Familiarity with Cosmos / Tendermint * Proficiency in protocol-level blockchain development * Contribution to open source software * Degree in STEM field, especially software engineering or computer science related. * Experience in small startup environments helping large enterprises. * Experience with a distributed team
About Swish
Launched in February 2013, Swish is a fast-growing business with an innovative working culture and teams spanned across the world with teams in Toronto, San Francisco, Berlin, Auckland, Bruxelles, Medellin, and more.
We create products for successful business using cutting-edge technologies: Blockchain, Machine Learning, and Apps Dev. Working with Swish puts you in contact with prestigious brands, wherever your base is. We are a 100% remote-work company because we believe it is everyone’s choice to live and work the way they prefer.
Work is organized in sprints - 2 weeks periods to which, as a member of our talent community, you choose to commit. You always have the choice to accept or decline a sprint, or take-on multiple sprints simultaneously.
We let members choose what suits them best depending on their current situation: family, travel, studies, finance. We know life is not linear and we respect the humans behind the screens.
Our work ethic relies on six core values: Transparency, Directness, Meritocracy, Autonomy, Responsibility, Continuous Learning.
Ensuring a diverse and inclusive workplace where we learn from each other is core to our values. We welcome people of different backgrounds, experiences, abilities, and perspectives. We are an equal opportunity employer and a fun place to work.
Join the future of work today.
Clearmatics is a protocol engineering company. We are building a new financial market architecture that is more open, fair, and resilient than the legacy systems that are in use today. We develop protocols and software that create new markets for risk and more efficient infrastructure for trading, backed by a robust and scalable blockchain network, and secured with modern cryptographic techniques and economic mechanism design.
Clearmatics is based in London but operates on a 'remote first' model. We welcome candidates from all over the world. We have close ties to the Open Source and Ethereum communities, with Vitalik Buterin as an adviser.
The Engineering team at Clearmatics is responsible for developing our blockchain software at Layer 1 and Layer 2. At the core of our stack is the Autonity client, the node software that powers our blockchain network. It is based on Ethereum (go-ethereum) and is secured by Tendermint Proof-of-Stake consensus. Our decentralised platforms are built on smart contracts and decentralised applications, and are supported by backend services in Go.
We're looking to hire a Core Developer to expand our Layer 1 Engineering team.
ABOUT YOU
You're a systems programmer with good knowledge of Layer 1 protocols, and a passion for blockchain and decentralisation. You enjoy working to a high standard and writing code that is clean, performant, and maintainable. You appreciate the importance of careful design choices and can anticipate the impact of code changes on wider system behaviour. You can demonstrate a strong interest in blockchain and may even have open source contributions that you can highlight. You express yourself clearly in writing and in discussions.
RESPONSIBILITIES
You will be involved at all stages of the development lifecycle for the Autonity protocol and its blockchain node client (a fork of go-ethereum). These include: - Implementing new protocol features in Go and Solidity - Developing new distributed systems tests and frameworks - Contributing to protocol and design specifications - Working with members of the community to resolve issues - Your work will ensure that Autonity client is correct, reliable, performant, and secure. This will enable Autonity to serve as the foundational layer for a new ecosystem of decentralised markets.
REQUIREMENTS
BONUS POINTS
This job posting is no longer available
Apply Here: https://mlgblockchain.bamboohr.com/jobs/view.php?id=4
MLG Blockchain Consulting is the fastest growing Blockchain consulting agency in Canada. We have grown from 4 to over 50 employees in 6 months, and expect to continue at this pace for the months to come. We work in a decentralized model, allowing you to work from anywhere. The physical HQ is in Toronto, with offices in Montreal and Rotterdam. This is an opportunity to join one of the hottest industries in fintech, and become an expert in the internet 3.0.
Reporting directly to the CEO, you will guide the overall technical vision and direction of the company and projects we work on. As CTO, you should have expert level knowledge of the Blockchain industry and feel extremely comfortable explaining concepts to C-level management.
Working in a start-up company environment the CTO should have experience managing small, fast-moving internal and external teams and be prepared for hands-on development as required As CTO you should have minimum 2 years of Blockchain development experience and a strong portfolio of past successful ventures.
Type of person we are looking for: You are a systematic leader with previous leadership experience scaling teams You are autonomous and have a growth mentality - willingness and ability to grow teams and manage multiple large scale projects/team at once You have at least 6 years of professional experience architecting and developing multiple large scale applications simultaneously You have extensive knowledge of both front and back-end technologies and development You love high growth start-ups, like to get your hands dirty and have previously developed SaaS products You are a coder at heart and enjoy managing and growing engineering teams You can deal with lots of complexity and enjoy solving challenging problems Experience in decentralized application deployment and maintenance You are a great communicator, know how to motivate others and have an enthusiastic and positive personality You are a hands-on team player with an entrepreneurial spirit Nice to have - You have experience working with a publicly traded company Expert Level knowledge of blockchain technology including solidity, hyperledger, truffle, etc Expert Level knowledge of backend programming languages such as golang, javascript, python English at a full professional proficiency level Working with technology vendors and handling negotiations Proven track record of leadership in attracting, developing and retaining talented staff who deliver results Experience with Agile a plus Experience with Cloud based infrastructure
For MLG
Build a code repository - Take an increase amount of projects in house.
For Every ICO or Post-ICO You Work On
Architecting and developing smart contracts Managing smart contract and token sale page security audits Architecting and development of decentralized applications and platforms to implement tokens Scaling development team and writing weekly progress reports
Open Lines Of Communication - Work as the direct and first line of communication between client and MLG.
Help create schedules - Whenever schedules of all the deliverables are built, we will need to build gantt charts and other project management timelines in order to ensure everything is properly delivered on time.
Manage events - From time to time you will have the opportunity to take on events. In these cases you will be responsible for ensuring everything is done correctly for events. You will have the support of the executive team but autonomy is key.
Bi-Weekly Progress Reports - Draft and send bi-weekly progress reports showing the client what has been done and what they should expect. You can use already existing resources as a base for these documents.
Manage large teams - Projects will require you manage timelines that may require involvement from more than one division at a time.
Work with other partners - As we are a turn-key ICO and post-ICO services agency, we have strategic partners that we often work with for specific parts of the project.
Work with freelancers - MLG has many freelancers to turn to for urgent requests like banner creations, writers, designers, assistants, etc. You may have to work with some and should be comfortable delegating easy to replicate tasks.
Stay active in the crypto community - Head out to events to represent your clients and personally post news about clients in select groups, forums, etc.
Work With Other Team Members - Work with team in a decentralized manner via Slack.
We are looking for a motivated individual that knows about the blockchain world and understands how blockchain development works, where to find and how to work with existing open source software, and who has the ability to create and push best practices within the industry.
If you are up for a great challenge and get excited about developing the next frontier of technologies apply now!
Salary TBD based on experience + 0.5-2% Equity
Blockchain Developer Network - https://t.me/blockchaindevelopernetwork
Apply Here: https://mlgblockchain.bamboohr.com/jobs/view.php?id=4
Coreum, a leading innovator in the Layer-1 blockchain domain, is actively seeking a skilled Blockchain Developer proficient in Golang and Cosmos SDK.
Key Responsibilities: - Software Architecture Development: Spearhead the architecture, development (from scratch), and maintenance of a new blockchain based on Cosmos SDK, CometBFT (Tendermint). - Development: Collaborate with the team to create third-party services rooted in the developed blockchain, enhancing core functionalities. - Feature Ideation: Conceptualize and develop innovative features, ensuring a balance between user experience and technical intricacies. - Team Leadership: Conduct code reviews and guide a compact development team of 2-3 engineers.
Sologenic is disrupting the asset trading industry: Tokenized Securities, Crypto Assets \u0026 NFTs. Join the team and let\'s make the future of DeFi. (sologenic.org and sologenic.com)\u000A\u000ASologenic is also developing \"Coreum\" a new Layer-1 Blockchain. The team is currently looking to hire 3 Golang Developers. (www.coreum.com)\u000A\u000AResponsibilities\u000A* Take part in software architecture, lead development (from scratch) and maintenance of a new Cosmos SDK \u0026 CometBFT (Tendermint) based blockchain\u000A* Collaborate with the team to create third-party services rooted in the developed blockchain, enhancing core functionalities.\u000A* Conceptualize and develop innovative features, ensuring a balance between user experience and technical intricacies.\u000A* Perform code reviews and lead small development team (2-3 engineers)\u000A\u000ARequired Skills\u000A* 4+ years of experience in blockchain technologies\u000A* 2+ years of experience with cosmos SDK \u0026 CometBFT (Tendermint)\u000A* 3+ years of development experience using Golang\u000A* Comprehensive knowledge in blockchain architecture, design, development, and maintenance.\u000A* Proven track record with at least one production-ready blockchain project (testnet or mainnet phase).\u000A* Intermediate+ proficiency in English.\u000A\u000AAdditional Preferred Skills\u000A* Experience with Ethereum \u0026 XRP ledger\u000A* Basic knowledge in trading\u000A\u000AThis is a remote job.\u000A\u000APerks \u0026 Benefits\u000A* Crypto Bonus\u000A* Summits and Events Tickets\u000A\u000AInterview Process\u000AVideo Call\u000A
Sologenic is disrupting the asset trading industry: Tokenized Securities, Crypto Assets & NFTs. Join the team and let's make the future of DeFi. (sologenic.org and sologenic.com)
Sologenic is also developing "Coreum" a new Layer-1 Blockchain. The team is currently looking to hire 3 Golang Developers. (www.coreum.com)
Responsibilities
Required Skills
Additional Preferred Skills
This is a remote job.
Video Call
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