Smart Contracts Engineer
at headquartered in NYC.After envisioning a Layer 1 blockchain
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Drive high-level decisions about Sperax Protocol architecture, incentive structures and features in collaboration with the Product and Economics Research team
Roles and Responsibilities
- Design/implement secure and reliable smart contracts in Solidity
- Architect, implement, test, and audit protocol upgrades and additions
- Research on multiple blockchain protocols
- Work in a fast-paced team to develop and iterate on new features
Our Requirements/ Qualification and Skills
- 4+ years of development experience and at least 1 year of smart contract developer experience in solidity
- Solid experience in delivering resilient and secure code in Solidity
- Knowledge and experience of the test-driven development
- Very good understanding of the Blockchain technologies, especially Ethereum
- Familiar with the common Smart Contract vulnerabilities
- Solid understanding about Ethereum infrastructure, e.g. like Gnosis, TheGraph
What we offer:
Similar jobs
Technical Experience
- Solid understanding of and experience in BlockChain Development preferred
- 2+ years of Blockchain application development experience on platforms such as Ethereum, Hyperledger, BigchainDb, Multi-Chain.
- Experience in solution building on Blockchain technology.
- Experience on development tools such as Geth, Hyperledger Fabric/Sawtooth, Composer, Solidity Remix Functional
- Basic understanding of Web applications architecture and protocols.
- Any additional expertise with Python, containerization (Docker) and additional Cloud exposure also a huge plus
- Any previous integration expertise, Strong in Agile, Banking or Financial Service development expertise, as well as software development in a large Enterprise environment, also required Security Architecture / Cryptography
- Front-end development experience in HTML, CSS, JavaScript, ES6/TypeScript Angular, Node.js, ReactJS .
- Expert with DeFi, NFT and latest Crypto Concepts. Should have working experience on these concepts
- Strong knowledge with Smart Contract best practices
- Experience with React JS & Node JS Required (We prefer MERN Stack). Having TypeScript experience would be an advantage
- If you have understanding of AWS and how setup and deployment of Project elements work, would be an advantage.
- Knowledge of GitHub is must
- Handle the solidity
- Should be able to write smart contracts
- Education: Not specific
- Skills: Exp. In working polkadot & binance smart chains will be an advantage.
Our client uses protected methodologies to invert valuation of novel cryptographic assets during private DLT secured, varied contractual based, real-world exchange. It offers access to over 30 unique digital tools and solutions. With both Business-to-Business (B2B), and Direct-To-Consumer (DTC) models active, the company is a Blockchain, Software, Platform and Security as-a-service solution (B/S/P/SaaS).
The company has clients from all over the world and is boosting the independent economy by empowering members with private digital ownership of IP. Headquartered in the UK, the company has its offices in Hong Kong, USA, Thailand and India.
What you will do:
- Working with various departments to coordinate and develop digital CRM solutions including bespoke in-house software
- Writing clean, manageable code and maintaining proper documentation
- Writing smart contract integration in JS using web3 like libraries
What you need to have:
- Minimum 2 years of hands-on experience with Solidity and Ethereum like Blockchains
- Experience in deploying smart contracts
- Experience in MEAN stack
- Understanding of blockchain concepts
- Experience with distributed storage is plus
- Ability to work within the team and independently
- Strong organizational, time management and analytical skills
Work at Arcana
Arcana is The Storage Layer for Ethereum with a Privacy Stack for developers to build secure and privacy preserving apps. Users care about privacy now more than ever before and it is becoming a first-class citizen in the modern development stack. Arcana makes it easier for apps to be privacy-focused out of the box.
With Arcana’s privacy stack, developers give control of data back to their users. They can easily integrate our SDK with their apps and use our modular feature blocks for Authentication, Identity Management, Encryption, Access Control, and Decentralized Storage. All of which are secured by and verifiable on the blockchain.
Visit http://www.arcana.network/">www.arcana.network to learn more about us, our backers, and our offerings
Role Description
Arcana is stack of services to help developers build more secure and privacy preserving apps.
We are looking to onboard a lead for our blockchain engineering team. At Arcana we are building our own sovereign EVM compatible chain with its own set of validators. Security, Scalability and Interoperability are the primary goals of the blockchain and we're looking to put together some of the best minds to achieve this. This is a full-time role and completely remote friendly.
Requirements
- Experience in managing a team of engineers for at least 2+ years.
- Must have significant experience with Geth (Go Ethereum) or equivalent blockchain nodes and p2p
- Must be proficient with Golang
- Deep understanding of Blockchain, Solidity, Assembly, and the EVM
- Experience in standard software practices including clean code, unit tests and CI/CD
- Knowledge of Rust, Javascript, Typescript or Node.js is a plus
- Active member of the dev community will be a plus (e.g. experience contributing to OSS or EIPs)
- Experience in leading and communicating with remote teams
We are looking for a Blockchain Developer who has around 2-3 years of experience, and has past experience with working on blockchain-based systems and scenarios. The ideal candidate would be someone who understands the concepts of Blockchain technology and having working experience on Rust and Solana.
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Desire to work in a startup environment, fun@work culture and able to self-manage.
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In Depth understanding of at-least two blockchain network like Rust, Substrate, Polkadot Solana, Hedera Hashgraph, Tezos, BlockApps, Algorand, Corda, Lambda, Cargo etc
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Familiarity with basic cryptography to understand the essentials of blockchain systems.
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Hands on in Rust
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Designing and writing well-structured APIs in Node.js and MongoDb to connect to Blockchain infrastructure
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Staying up to date with new developments and news in integrated chains.
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Past experience with Wallets or Crypto Exchanges would be a major plus.
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Experience with third-party libraries and APIs.
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Experience working in an agile development process.
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Documenting architecture and guidelines.
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Be proficient in using version control and continuous integration, with tools such as Gitlab, Git and Jenkins.
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Write clear, maintainable and testable code that you are proud of.
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Attend training and education where necessary to up-skill themselves.
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Experience in writing smart contracts for large-scale production blockchain applications.
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Cross-team contribution whenever required.
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Familiarity with basic cryptography.
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Should have a deep understanding of the blockchain and cryptocurrency space and smart contract systems, specifically having a deep understanding of Rust.
Responsibilities:-
Ø Research, design, develop, and test blockchain technologies.
Ø Brainstorm and help evaluate applications for new tools and technologies as they continually evolve.
Ø Maintain and extend current client- and server-side applications responsible for integration and business logic.
Ø Be involved in the global blockchain community—work on implementing and integrating the latest improvement proposals.
Ø Document new solutions as well as maintaining that of existing ones.
Skills:-
Ø Strong software development background.
Ø Experience working with large codebases.
Ø Experience working with open-source projects.
Ø Proficiency in one of the following languages: C++, Java, JavaScript ( Depending on the project ).
Ø Strong knowledge of common algorithms and data structures.
Ø Familiarity with basic cryptography.
Ø Familiarity with P2P networks.
Ø Strong knowledge of bitcoin-like blockchains.
Ø Strong knowledge of concurrency and writing efficient and safe multithreaded code.
Ø Strong knowledge of STL, C++11 ( In the case of a blockchain-based on C++ ).
Ø Proficiency in the Qt Widgets module ( Applies to projects where a GUI wallet application is needed ).
Work Location: Hyderabad - Begumpet
Exp: 3 - 5 Years
Notice Period: 0 -15 Days
Roles & Responsibilites:
1. Understand client requirements of building Ethereum, Bitcoin, Tron, or others.
2. Write smart contracts with a strong focus on security aspects
3. Create token and Write unit test cases for the smart contracts to ensure code coverage.
4. Must have experience and knowledge of writing Solidity-based smart contracts for Ethereum Blockchain.
5. Experience in development tools for Ethereum & Tron (testrpc, ganache, geth, Web3, Truffle, MetaMask, eth_lightwallet, Trust Wallet etc.)
Job description for Blockchain Developer
Responsibilities
• Create architecture features and interfaces by using programming languages
• Research and design blockchain technologies
• Develop and test blockchain technologies – Ethereum and Polkadot
• Protecting the application from bugs and cyber-attacks.
• Working closely with engineers, sales personnel, and other teams in designing and creating innovative solutions.
• Research, create and document existing and new blockchain structures and proposed solutions
• Writing excellent multithreaded codes
• Analysing the needs, resources, and problems of the company and provide necessary
solutions
• Working with open-source projects and codebases
• Keeping up with current blockchain technology and cryptocurrency trends
Requirement skills
• Strong background in software development or engineering with 2-3 years of relevant experience
• Strong conceptual knowledge on DeFi platforms
• Experience with solidity and node.js must
• Knowledge in go or rust
• Strong back-end skills
• Algorithms & data structures
• Basic knowledge of cryptography
• Peer-to-peer or P2P networks
• Qt Widgets module for GUI wallet application.
• Knowledge of current technology like microservice architectures and Docker
containers.
• B.E/B.Tech/BSc in Computer Science, Mathematics or similar field; Master’s degree
is a plus
Salary: Based on industry standards
About Mastercard
We are the global technology company behind the world’s fastest payments processing network.
We are a vehicle for commerce, a connection to financial systems for the previously excluded, a technology innovation lab, and the home of Priceless.
We ensure every employee has the opportunity to be a part of something bigger and to change lives.
We believe as our company grows, so should you.
We believe in connecting everyone to endless, priceless possibilities.
Overview Services and Data is helping to shape the future of data insights by leveraging billions of anonymized, aggregated transactions in a 10 petabyte date warehouse to help financial institutions, merchants, media, and governments manage their businesses more effectively.
Advanced Analytics is charged with servicing clients by centralizing and optimizing the world class analytical, modeling, software coding, data sourcing, product development, product management, econometrics, and associated delivery capabilities of the MasterCard Advisors organization.
It focuses on creating innovative technology solutions which leverage technology in the data science, artificial intelligence and analytics arenas; on enabling the field with industrialized, repeatable products and on researching and incubating emerging technology to determine how they might apply to our customers and facilitate positive outcomes.
What we are re looking for
- Are you motivated by developing new Analytical skills, leading to insights into issues and developing recommendations that add real value to clients?
- Have you managed the client independently and effectively?
- Do you want to play a key role in driving a world beyond cash?
- Leading the formulation of artificial intelligence and machine learning solution objectives. Working on technical requirements based on user need.
- Responsible for creating the framework of solutions that take data intensive and complex business challenges and provide easily consumed and automated outcomes
- Using unique visualization techniques, condenses large volumes of complex ideas into elegant and simple visual models
- Determine opportunities to exploit new data sources or leverage new outcomes from existing data sources, by applying new models and algorithms to create business value
- Influences a client's strategic decisions by using deep industry expertise and deploying innovative Deep Learning analytics solutions in the operational systems Leadership Skills
- Works closely with clients/internal stakeholders to understand their business needs and design a technical solution
- Proving viability of the solution through mechanisms like proof-of-concepts
- Thought Leadership in AI – Developing compelling audience-specific messages and tools. Capture and share best practices and insights internally and with partners and customers.
- Self-driven, energetic, creative with ability to work in global teams.
- Excellent communication skills and a wide knowledge base, to convince the Stakeholders on application of AI/ML
- Provide technical leadership to the team members in relevant topics on AI/ML
- Adaptable - Takes in stride and constantly attunes to the changing needs of a highly dynamic business
- Curious - our key contributors are always seeking to grow their knowledge, to gain new perspectives, and to find better ways forward by researching and showcasing latest AI tools, techniques and applications
- Tenacious - self-starters who will take ownership of projects and bring them to completion despite difficulties or setbacks
- Consulting and Project Management Experience preferred
Functional and Technical Skills
- Experience in building and implementing AI application in any of the two domains - Fraud, risk, marketing, finance, operations for Banks, Fintech, Ecommerce, merchants or retailers
- Has a deep understanding of business value industry requirements and advanced analytic models (statistical, operations research, computing process)
- Responsible for building applications using artificial intelligence/machine learning technology, applying latest industrial and academic developments, prefer Kaggle hackathon participant
- Expertise in deep learning frameworks for Production Systems like Tensorflow, Keras (for RPD and neural net architecture evaluation), PyTorch and Xgboost, Caffe, Theono
- Proficient in Deep Learning algorithm techniques like Random Forest, GBM, KNN, SVM, Bayesian, Text Mining techniques, Multilayer Perceptron, Neural Networks – Feedforward, CNN, LSTM’s GRU’s.
- Optimization techniques – Activity regularization (L1 and L2), Adam, Adagrad, Adadelta concepts; Cost Functions in Neural Nets – Contrastive Loss, Hinge Loss, Binary Cross entropy, Categorical Cross entropy; developed applications in KRR, NLP, Speech and Image processing
- Expertise in classical Machine Learning algorithms like Logistic Regression, Decision trees, Clustering (K-means, Hierarchical and Self-organizing Maps), TSNE, PCA, Bayesian models, Time Series ARIMA/ARMA, Recommender Systems - Collaborative Filtering, FPMC, FISM, Fossil etc
- Extensive experience in statistical tools and programming environments like Python, R, SAS, SQL
- Experience with BIG DATA platforms - Hadoop, Hive, Spark, GPU Clusters for deep learning
Qualifications
- Minimum Graduate degree in Mathematics/Computer Science/Engineering