Bachelor's or Master's degree in Computer Science, Information Systems,
or equivalent.
EXPERIENCE – 2 to 5 years
CTC - UPTO 5.4L P.A.
JOB DESCRIPTION
We are looking for a backend developer who will be responsible for designing,
implementing, and supporting a distributed blockchain-based network. Your primary
responsibility will be analysing requirements, designing Blockchain technology around
a certain business model, and the building and launching of a blockchain network. You
will be asked to work on various blockchain technologies like Ethereum (Layer 1 & 2,
i.e Binance Smart Chain ).
● Analytical, results-driven Back-end Developer who will work with team members
to troubleshoot and improve current back-end applications and processes.
Focused on building a better, more efficient program and creating a better
end-user experience.
● Work closely with Frontend developers to integrate new web features into
our application
● Strong understanding of the web development cycle and programming
techniques and tools.
● Strong communication and presentation skills
● Ability to work in a fast-paced environment.
SKILLSET
● Experience with Smart contract development tools
● Strong background in Javascript, Python & Node JS, SQL
● Build new features and products using modern backend tools (Node.js, Mongo,
SQL, GraphQL)
● Hands-on technical exposure in implementing Blockchain technologies
(Ethereum and Hyperledger Familiarity with Hyperledger Fabric and Solidity )
Understanding of Distributed Ledger technology, Blockchain ecosystem and
structure.
● Experience working in an Agile and DevOps environment.
● Knowledge on Mining, Hashing, Elliptic Curve Cryptography(ECC) and P2P
networking Extensive experience with progression of major projects from the
planning stage through to implementation and completion Effective
communicator to all stakeholders and management during project consulting
and analysis. Strong Software development background.
● Experience on Smart contract and Solidity, development tools for Ethereum
(testrpc, geth, Web3, eth_lightwallet, etc.
● Experience in writing smart contracts.
● Good understanding of NFTs and tokens.
● Experience in wallet integration like MetaMask and Coinbase Wallet.
Experience working with decentralized application protocols like DeFi..
Working knowledge of at least one of the Blockchain frameworks such
as Hyperledger Fabric, R3 Corda, Ethereum (Solidity).
● Experience working with large code-bases.
● Proficiency in one or more of the following languages: C++, Go, Solidity,
Rust, Node.js, React.js.
● Strong knowledge of Algorithms and Data Structures.
● Familiarity with Cryptography.
● Familiarity with P2P networks
● Strong knowledge of bitcoin-like blockchains.
● Strong knowledge of concurrency and writing efficient and safe multithreaded
code
● Familiarity with code versioning tools such as Git
Similar jobs
- Proficient understanding of AWS services, EC2, RDS, and S3
- Strong knowledge of Laravel REST API
- Understanding the fully synchronous behavior of PHP
- Understanding of MVC design patterns
- Good understanding of front-end technologies, such as JavaScript, HTML5, and CSS3
- Knowledge of object-oriented PHP programming
- Understanding accessibility and security compliance
- Strong knowledge of the common PHP or web server exploits and their solutions
- Understanding fundamental design principles behind a scalable application
- User authentication and authorization between multiple systems, servers, and environments
- Integration of multiple data sources and databases into one system
- Familiarity with limitations of PHP as a platform and its workarounds
- Creating database schemas that represent and support business processes
- Strong knowledge of MySQL and NoSQL as a plus
- Proficient understanding of code versioning tools, such as Git
- Expertise with NodeJS (extensively using ExpressJS) and databases like MongoDB or MySQL
- Comfortable with developing MVC architecture-based code
- Skilled in implementing security features across the applications and components
- Skilled with code optimization techniques
- Strong troubleshooting techniques
- Strong defect resolution process for minimized latency
- Familiarity with confluence management like JIRA/Trello/Youtrack
Good to have:
- Networking fundamentals, prior working experience in network technologies and protocols
- Tools usage - Code quality, Memory/CPU profiling tools
- Ability to build supportability features to reduce the defects in software components
- Knowledge of GNU tools, revision control software (SVN, Git, etc.) and development lifecycle, docker container usage and LDAP is a plus
Job Brief:
- Proficient in object-oriented programming and distributed systems
- Some experience with Web Programming and TypeScript
- Ability to speak and write in English fluently
- A proactive approach to spotting problems, areas for improvement, and performance bottlenecks
- Experience with TypeScript and NodeJS
- Experience with the language server protocol
- Experience with JavaScript
- Experience with the Pub-Sub pattern
Role and Responsibilities:
- To ensure success as a js developer, you should possess extensive knowledge of Node.Js based services like Express js, Multer.
- Candidate must be well aware of the JS concepts like promises, async-await, callback, fetch, and array methods like map, filter, reduce.
- Knowledge of GIT is a must.
- Must have sound knowledge of creating API through postman or similar tools, developing and maintaining all server-side network requests, ensuring optimal performance of the central database, collaborating with front-end developers on the integration of elements.
- Deep Understanding of mongo and MySQL.
- Working knowledge of Microservices.
- Good understanding of AWS services, Like Instance,S3, Route53, Elastic Bean Etc.
- Best writing code understanding.
Are you a high-performing, collaborative, results oriented and technologically savvy person who is keen on sales in the digital industry? Then this highly visible role is for you!
Our client is the Health-tech initiative of India's largest business house. Started in 2015, it empowers healthcare providers and consumers in India. All healthcare monitoring services are made available through an app that will help connect doctors, hospitals, pharmacies, laboratories and consumers, enabling preventive and predictive healthcare. It helps the care-givers to track the entire patient journey from the initial appointment and maintaining their records, generating lab test reports to providing virtual consultation and home-care solutions. It is expected that this futuristic guide will strengthen doctor-patient relationship and enhance the in-clinic experience.
As the Java Developer, you will be responsible for developing cutting edge health-tech applications that include high scale transaction processing, intelligent bot based programs and data analytics.
What you will do:
- Building components for the company's advanced health tech platform using Java, Solr, SpringBoot, DialogFlow
- Communicating effectively in a cross-functional product development team and present ideas and solutions effectively
- Participating in technical planning and requirements gathering phases including design, code, test, troubleshoot, and document engineering software applications
- Developing the Code as per the requirements
- Working with product team and constructing the tech roadmap
- Designing, building and scaling the company's backend microservices
- Maintaining code integrity and organization
- Applying all quality requirements to make the code production ready
- Developing and deploying new features to facilitate related procedures and tools if necessary
- Developing documentation related to technical aspects and to facilitate current support, development, upgrades, or migrations
- Designing and building efficient, reusable, and reliable Java code
- Pro actively catching and fixing bugs, and providing support for the back end services
- Managing servers and infrastructure by keeping the lights on and refining the deployment architecture
What you need to have:
- Expert at hands on programming in JAVA and J2EE
- Must be from Product based companies (Should have developed Web Apps)
- Proven expertise in Java interfaces with MongoDB (or similar noSQL databases) as well as relational databases (mySQL, Postgres etc)
- Key contributor in atleast one 6+ months development project involving SpringBoot and Hibernate
- Strong understanding of application server infrastructure
- Good working knowledge of Maven based build systems
- Good understanding of build and deployment pipelines that involve ANT and Jenkins
- Proficient understanding of code versioning tools, such as Git or SVN
- Good knowledge of working on Rest APIs , Webservices
- Excellent problem-solving skills
- Hands on experience with Lucene/Solr
- Familiarity with DiagFlow based chat bot building
- Knowledge of NLP
- Learnt AI/ML systems
- Excellent interpersonal skills and the ability to build good working relationships.
- Must be self-motivated to prioritize and manage workload and meet critical project milestones and deadlines.
- Able to effectively collaborate with a team as well as take initiative and work independently to solve problems
Period: 6 months+
JD:
● 4-7 years of experience building and scaling APIs and web applications.
● Experience building and managing large scale data/analytics systems.
● Have a strong grasp of CS fundamentals and excellent problem solving abilities. Have a good
understanding of software design principles and architectural best practices.
● Be passionate about writing code and have experience coding in multiple languages, including at least
one scripting language, preferably Python.
● Be able to argue convincingly why feature X of language Y rocks/sucks, or why a certain design decision
is right/wrong, and so on.
● Be a self-starter—someone who thrives in fast paced environments with minimal ‘management’.
● Have experience working with multiple storage and indexing technologies such as MySQL, Redis,
MongoDB, Cassandra, Elastic.
● Good knowledge (including internals) of messaging systems such as Kafka and RabbitMQ.
● Use the command line like a pro. Be proficient in Git and other essential software development tools.
● Working knowledge of large-scale computational models such as MapReduce and Spark is a bonus.
● Exposure to one or more centralized logging, monitoring, and instrumentation tools, such as Kibana,
Graylog, StatsD, Datadog etc.
● Working knowledge of building websites and apps. Good understanding of integration complexities and
dependencies.
● Working knowledge linux server administration as well as the AWS ecosystem is desirable.
● It's a huge bonus if you have some personal projects (including open source contributions) that you work
on during your spare time. Show off some of your projects you have hosted on GitHub.
Responsibilities for NodeJS Dev
Integration of user-facing elements developed by front-end developers with server side logic.
Writing reusable, testable, and efficient code.
Design and implementation of low-latency, high-availability, and performant applications.
Implementation of security and data protection.
Integration of data storage solutions redis, mongodb.
Skill Requirement:
Strong proficiency with JavaScript or TypeScript.
Strong Knowledge of Node.js and frameworks available for it such as Express, StrongLoop.
Understanding the nature of asynchronous programming and its quirks and workarounds.
Good understanding of server-side templating languages.
Good understanding of server-side CSS preprocessors such as Stylus, Less.
Basic understanding of front-end technologies, such as HTML5, and CSS3.
Understanding accessibility and security compliance.
User authentication and authorization between multiple systems, servers, and environments.
Integration of multiple data sources and databases into one system.
Understanding fundamental design principles behind a scalable application.
Understanding differences between multiple delivery platforms, such as mobile vs. desktop, and optimizing output to match the specific platform.
Creating database schemas that represent and support business processes.
Implementing automated testing platforms and unit tests.
Proficient understanding of code versioning tools, such as Git.
Must Have Skills / technologies: NodeJS, MySQL, MongoDB
Good to have skills/technologies: TypeScript, NPM, AWS/GCP, Ubuntu, Nginx, DevOps, Firebase, any front end framework like Angular/React/Vue
1. Rest Services using NodeJS & Express
2. Micro services based application development using Kubernetes, Dockers, WAF
4. Languages : Javascript is mandatory. Preferred if you are also hands-on with Typescript, Java.
5. Database : Working experience in one of these document databases- Dynamodb, Cosmos db, MangoDB. Preferred if you also have working experience in any of these RDBMS - MySQL, Postgres, SQL Server
6. Storage : Working experience in any one of these storage technologies - S3, Blob or any cloud storages
7. DevOps : JIRA, Jenkins, ELK, CI/CD, Git, AWS or Azure cloud compute