NodeJS (Node.js)Rejolut is one of the award winning fastest growing emerging tech company which is working on leading technology like Blockchian, ML & AI, Complex mobile & web apps, IoT etc.
The ideal candidate will be responsible for developing highly scalable and secure code.
Responsibilities:-
-Able to take the Extreme Ownership of modules/product/projects
-Able to learn & implement new technology/framework/library/networks at God Speed
-Able to come with optimal solution for the business problem
-Can handle calls with the client & customer to know their feedback
-Writing clean code & able to dig into other's code or open source code
-Brainstorm and help evaluate applications for new tools and technologies as they continually evolve
-Maintain and extend current client- and server-side applications responsible for integration and business logic
Desired Candidate Profile:-
- Setting up and configuring Full node clients for various Blockchains.
- In Depth understanding of atleast two blockchain network like Ethereum, Hedera Hashgraph, Tezos, Hyperledger, BlockApps, Algorand, Corda etc
- Working closely with DevOps to make blockchain infrastructure robust and scalable.
- Designing and writing well-structured APIs in Node.js to connect to Blockchain infrastructure.
- Develop and manage various applications to integrate Blockchain infrastructure into the main product.
- Staying up to date with new developments and news in integrated chains, like forks, main net launches, migration.
- Documenting architecture and guidelines.
- Always being on the lookout to enhance technology, by finding and making new tools, utilities, and libraries.
- Managing and enhancing a cutting edge tech stack, comprising of Node.js, ES2016/17 (Javascript), AWS, MongoDB, SQL
- Cross-team contribution whenever required.
- Familiarity with basic cryptography
- Familiarity with P2P networks
Culture
- Fast-paced, intellectually stimulating, steep learning, and growth
- Close-knit, hardworking, supportive colleagues
- Challenging work
- Flat organization with no hierarchy
- If you like problem solving, and love latest technology, there are very few better places
How we are different
-We are young and dynamic team who are obsessed with solving business problem at scale -We are a technology agnostic company who focus more on finding the optimal solution to business problem rather than technology
Why to join us
-We provide huge learning curve. Spending 1.5-2 years with us will put you 3 years ahead in the career
-We work only on cutting edge technology like React, React Native, Flutter, NodeJS, Python, Go, Svelte, ELM
-There are two technology Co-founder in the company who are pretty much hands-on and have earlier bult the Consumer application which is downloaded millions of time and are in leadership position in copanies like Samsung, Purplle, Loylty Rewardz
-Get mentored by the best in the industry
-Flexible working hours
-Perks best in the industry
Shubham Vishwakarma
Full Stack Developer - Averlon
About Rejolut
About
Rejolut is one of the award winning fastest growing emerging tech company which is working leading technology like Blockchian, ML & AI, Complex mobile & web apps, IoT etc.
We are a team that loves creativity and technology. We create products we are proud of. We fuse innovation with art to achieve Different, Intutive & Quality products.
Our Dogma: We don't make shit.
How we are different
-We are young and dynamic team who are obsessed with solving business problem at scale.
-We are a technology agnostic company who focus more on finding the optimal solution to business problem rather than technology itself.
Why to join us
- We provide huge learning curve. Spending 1.5-2 years with us will put you 3 years ahead in the career.
- We work only on cutting edge technology like React, React Native, Flutter, NodeJS, Python, Go, Svelte, ELM
- There are two technology Co-founder in the company who are pretty much hands-on and have earlier bult the Consumer application which is downloaded millions of time and are in leadership position in companies like Samsung, Purplle, Loylty Rewardz.
- Get mentored by the best in the industry
- Flexible working hours
- Perks best in the industry
- Flat structure, no hierarchy
Culture
- Fast-paced, intellectually stimulating, steep learning, and growth
- Close-knit, hardworking, supportive colleagues
- Challenging work
- Flat organization with no hierarchy
- If you like problem solving, and love latest tehnical innovations, there are very few better places
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Python
Machine Learning (ML)About Us
Alfred Capital - Alfred Capital is a next-generation on-chain proprietary quantitative trading technology provider, pioneering fully autonomous algorithmic systems that reshape trading and capital allocation in decentralized finance.
As a sister company of Deqode — a 400+ person blockchain innovation powerhouse — we operate at the cutting edge of quant research, distributed infrastructure, and high-frequency execution.
What We Build
- Alpha Discovery via On‑Chain Intelligence — Developing trading signals using blockchain data, CEX/DEX markets, and protocol mechanics.
- DeFi-Native Execution Agents — Automated systems that execute trades across decentralized platforms.
- ML-Augmented Infrastructure — Machine learning pipelines for real-time prediction, execution heuristics, and anomaly detection.
- High-Throughput Systems — Resilient, low-latency engines that operate 24/7 across EVM and non-EVM chains tuned for high-frequency trading (HFT) and real-time response
- Data-Driven MEV Analysis & Strategy — We analyze mempools, order flow, and validator behaviors to identify and capture MEV opportunities ethically—powering strategies that interact deeply with the mechanics of block production and inclusion.
Evaluation Process
- HR Discussion – A brief conversation to understand your motivation and alignment with the role.
- Initial Technical Interview – A quick round focused on fundamentals and problem-solving approach.
- Take-Home Assignment – Assesses research ability, learning agility, and structured thinking.
- Assignment Presentation – Deep-dive into your solution, design choices, and technical reasoning.
- Final Interview – A concluding round to explore your background, interests, and team fit in depth.
- Optional Interview – In specific cases, an additional round may be scheduled to clarify certain aspects or conduct further assessment before making a final decision.
Job Description : Blockchain Data & ML Engineer
As a Blockchain Data & ML Engineer, you’ll work on ingesting and modelling on-chain behaviour, building scalable data pipelines, and designing systems that support intelligent, autonomous market interaction.
What You’ll Work On
- Build and maintain ETL pipelines for ingesting and processing blockchain data.
- Assist in designing, training, and validating machine learning models for prediction and anomaly detection.
- Evaluate model performance, tune hyperparameters, and document experimental results.
- Develop monitoring tools to track model accuracy, data drift, and system health.
- Collaborate with infrastructure and execution teams to integrate ML components into production systems.
- Design and maintain databases and storage systems to efficiently manage large-scale datasets.
Ideal Traits
- Strong in data structures, algorithms, and core CS fundamentals.
- Proficiency in any programming language
- Familiarity with backend systems, APIs, and database design, along with a basic understanding of machine learning and blockchain fundamentals.
- Curiosity about how blockchain systems and crypto markets work under the hood.
- Self-motivated, eager to experiment and learn in a dynamic environment.
Bonus Points For
- Hands-on experience with pandas, numpy, scikit-learn, or PyTorch.
- Side projects involving automated ML workflows, ETL pipelines, or crypto protocols.
- Participation in hackathons or open-source contributions.
What You’ll Gain
- Cutting-Edge Tech Stack: You'll work on modern infrastructure and stay up to date with the latest trends in technology.
- Idea-Driven Culture: We welcome and encourage fresh ideas. Your input is valued, and you're empowered to make an impact from day one.
- Ownership & Autonomy: You’ll have end-to-end ownership of projects. We trust our team and give them the freedom to make meaningful decisions.
- Impact-Focused: Your work won’t be buried under bureaucracy. You’ll see it go live and make a difference in days, not quarters
What We Value:
- Craftsmanship over shortcuts: We appreciate engineers who take the time to understand the problem deeply and build durable solutions—not just quick fixes.
- Depth over haste: If you're the kind of person who enjoys going one level deeper to really "get" how something works, you'll thrive here.
- Invested mindset: We're looking for people who don't just punch tickets, but care about the long-term success of the systems they build.
- Curiosity with follow-through: We admire those who take the time to explore and validate new ideas, not just skim the surface.
Compensation:
- INR 6 - 12 LPA
- Performance Bonuses: Linked to contribution, delivery, and impact.
Job Summary
We are looking for a blockchain developer who will be responsible for designing, implementing, and supporting a distributed blockchain-based network.
Experience: 2+
Location: Jaipur
Responsibilities:
- Research, design, develop, and test blockchain applications
- Brainstorm and help evaluate applications, technologies and tools as these continually evolve
- Maintain and extend current distributed applications, be responsible for its integration and workflows
- Document new solutions as well as maintaining that of existing ones
- Develop and maintain artefacts
- Participate in presales activities when it is required
Requirements:
- Strong blockchain development experience on network, protocol and application layer
- Experience working with open-source platforms Hyperledger, Ethereum etc.
- Understanding the private blockchain network. Desirable.
- Experience with different PAAS solutions offered by different cloud platforms such as Azure, AWS etc. Desirable.
- Strong experience with computer networking is desirable including details of network topology and OSI layer protocols.
- API integration experience with 3rd party applications is desirable
- Experience with Secure coding practices is a plus
- Think out of the box and don't give up easily, as blockchain is a fairly complex concept and there isn't much help available in programmers forums.
Role:Blockchain Developer
Salary: 4,00,000 - 5,400,000 P.A.
Industry:https://www.naukri.com/it-services-consulting-jobs">IT Services & Consulting
Functional Area:https://www.naukri.com/consulting-jobs">Consulting
Role Category:IT Consulting
Employment Type:Full Time, Permanent
Education
UG:B.Tech/B.E. in Any Specialization
Company Profile
Appinop technologies Pvt ltd
About Appinop
Innovation begins with like-minded people aiming to transform the world together.
We invite you to become a part of an organization that has been helping clients transform their business by fusing insights, creativity, and technology. At Appinop, we embrace a diverse mix of talented people who come here to stay and do their best work.
At Appinop, we transform passionate individuals into proficient professionals dedicated to exploring new frontiers in Software development. Here you will get the opportunity to work with technical craftsmen that are pioneer in latest technologies
We promote a culture of equality, learning, collaboration, and creative freedom so that our employees grow.
For more information about our solutions and organization, visit www.Appinop.com,
Company Info:
Corporate Address: Appinop Technologies - 41, Prince Road, Ajmer Rd, Vidhyut Nagar - A, Jaipur, Rajasthan 302021
Responsibilities:
- Collaborate with stakeholders to understand business objectives, processes, and requirements.
- Conduct thorough analysis of business processes, workflows, and systems to identify areas for improvement.
- Gather, document, and prioritize business requirements using techniques such as interviews, workshops, and surveys.
- Analyze data to identify trends, patterns, and insights that can inform decision-making and drive business outcomes.
- Develop and maintain documentation, including business process models, use cases, user stories, and requirements specifications.
- Work closely with cross-functional teams to ensure alignment between business needs and technical solutions.
- Facilitate meetings, workshops, and presentations to communicate findings, solicit feedback, and drive consensus among stakeholders.
- Collaborate with developers, designers, and QA analysts to ensure successful implementation and testing of solutions.
- Monitor and evaluate the performance of implemented solutions, and recommend adjustments or enhancements as needed.
- Stay updated on industry trends, best practices, and emerging technologies related to business analysis and process improvement.
Requirements:
- Bachelor's degree in Business Administration, Management Information Systems, or related field.
- Proven experience as a Business Analyst or similar role.
- Strong analytical skills, with the ability to gather and interpret data from multiple sources.
- Proficiency in business analysis techniques, such as process modeling, data analysis, and requirements elicitation.
- Excellent communication skills, including the ability to effectively communicate technical concepts to non-technical stakeholders.
- Solid understanding of project management principles and methodologies.
- Experience with business analysis tools and software (e.g., Microsoft Visio, Jira, Confluence) is a plus.
- Ability to work independently and collaboratively in a fast-paced environment.
- Strong organizational skills and attention to detail.
- Certification in business analysis (e.g., CBAP, PMI-PBA) is preferred but not required.
Technical Experience :
- Solid understanding and experience in BlockChain Development preferred
- 1+ years of Blockchain application development experience on platforms such as Ethereum, Hyperledger, BigchainDb, and Multi-Chain.
- Experience with NodeJS
- Experience in solution building on Blockchain technology.
- Experience with development tools such as Geth, Hyperledger Fabric/Sawtooth, Composer, Solidity Remix Functional
- Basic understanding of Web application architecture and protocols.
- Any additional expertise with Python, containerization (Docker), and additional Cloud exposure is 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.
React.jsNodeJS (Node.js)
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NodeJS (Node.js)
Go Programming (Golang)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
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 ).
Responsibilities:
- Quickly test & evaluate the hyperledger Besu vs GoQuorum to arrive at the best platform which fits our use-case
- Focus on core-blockchain infrastructure as viewed through the privacy aspects, scalability & deployment challenges in the real world
- Designing, coding, testing as well as deployment, documentation & support
- Solve interesting technical & business challenges
- Collaborate with our mobile/web team to integrate & promote best practices
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
Follow CutshortShubham Vishwakarma
Full Stack Developer - Averlon