Wobot.ai - Backend Developer - NodeJs/Mongodb

CoinCROWD

Blockchain Developer, Remote

About CoinCROWD: 

CoinCROWD is a cutting-edge platform in the digital finance space, focused on delivering innovative solutions that empower individuals and businesses in the cryptocurrency ecosystem. We are passionate about creating seamless, secure, and scalable solutions to simplify the way people interact with digital currencies. As we continue to grow, we're looking for skilled backend developers to join our dynamic engineering team. 

Position Overview: 

We are seeking an experienced Blockchain Developer with 3+ years of expertise in node.js/Python to help us build and scale our backend services. As a key member of our engineering team, you will be responsible for designing, developing, and maintaining robust, scalable, and high-performance backend systems that support CoinCrowd’s innovative products. 

This role will give you the opportunity to work in a fast-paced environment with cutting-edge technologies in the blockchain and cryptocurrency space. 

Key Responsibilities: 

• Develop and maintain decentralized exchange (DEX) platforms and features, focusing on on-chain data integration.
• Collaborate with a cross-functional team to design and implement features.
• Integrate RPC nodes for blockchain data access and manipulation.
• Create secure, efficient, and scalable blockchain applications using NodeJS and related technologies.
• Write unit and integration tests for blockchain applications to ensure high code quality and reliability.
• Maintain a high level of security best practices when dealing with blockchain data and smart contract interactions.

Required Qualifications: 

• Databases: Strong experience with relational databases (PostgreSQL, MySQL) and NoSQL databases (MongoDB, Redis). Proficiency in writing complex SQL queries.
• API Development: Hands-on experience in designing and developing RESTful APIs, including authentication mechanisms (JWT, OAuth, etc.). 
• Cloud & DevOps: Familiarity with cloud platforms (AWS, Google Cloud, or Azure) and DevOps tools like Docker, Kubernetes, CI/CD pipelines, and version control (Git). 
• In-depth understanding of blockchain protocols and their security implications with at least 3+ years of hands-on experience on Blockchain development
• Experience with Solidity and developing smart contracts.
• Comfortable working independently in a remote environment.
• Ability to effectively communicate in English (written and spoken).

Why CoinCROWD? 

Innovative Projects: Work on cutting-edge technology in the fast-growing blockchain and cryptocurrency space.

Collaborative Culture: Join a dynamic, diverse, and collaborative team that values creativity and new ideas. Growth Opportunities: Opportunities to grow in your career as we expand our product offerings and technology stack. 

Competitive Compensation: Competitive salary, benefits, and potential for career advancement. Flexible Work: We support a flexible work schedule and the possibility for remote work. 

CoinCROWD is an equal-opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. Initially you will be offered Equity based compensation which is common for a Web3.0 organisation. 

• 3+ years of experience in Technology.
• A strong product design sense.
• Good experience in working with programming language Golang.
• Understand end-user requirements, formulate use cases and come up with effective solutions.
• Good understanding of REST APIs and the web in general.

Senior Backend Developer /Backend Developer

Hiring for the position of Backend Developer responsible for managing back-end services and the interchange of data between the server and the users.

Your primary focus will be the development of all server side logic, definition and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front-end.

Role

●        Create and consume restful APIs

●        Design, develop, and maintain internal and external applications

●        Build efficient, testable, and reusable modules

●        Write high quality, structured application/interface code and documentation

●        Identify solutions through research and collaboration that resolves the root of problems as they arise

●        Define functional and technical requirements for application software to develop skills and knowledge

●        Troubleshoot, test and maintain the core product software and databases to ensure strong optimization and functionality

●        Contribute in all phases of the development lifecycle

Requirement

∙ Proficient in Node.JS

∙ 2+ years’ experience designing, querying, and updating databases in MySQL/nosql 

∙ Passion for best design and coding practices and a desire to develop new bold ideas

∙ Good to have knowledge of AWS, Redis, ElasticSearch

Education: Min. Graduate in related discipline

Work experience: 2 years relevant experience

Lead Software Engineer - Backend

It is evolving the way people discover the world by connecting them with exceptional experiences in their city at the push of a button. We are building a magical platform that gets everyone to head out and have fun in a matter of seconds; no matter where you are and what you want to do. We are combining a delightful product experience, data-driven decisions, sophisticated supply side logistics network, and world-class operations to solve a huge basic human problem: how do we have a good time?

We’re growing rapidly with over $200M in annualized sales, 150,000 monthly transactions and profitable unit economics. We are backed by some of the finest investors in Silicon Valley & India. 

We like to solve real-world problems in the simplest, most elegant manner possible. We’re looking for a QA Lead with the ability and passion for building solutions to people-centered problems that are created at the intersection of human behavior and technology. You should also be capable of building and mentoring a fast-growing passionate, young, and talented team. We love folks who have a sense of humor and know how to have fun.Dream, build and iterate. That's our mantra. Because good just isn't good enough.

👩‍💻 The Role

• Full responsibility of designing and building core modules on the application and infrastructure layer.
• Lead a fast-growing team of young, passionate, talented and fun loving superstars.
• Solve challenging architectural and design problems.
• Get your hands dirty with clustering, replication, databases, build systems and infrastructure automation etc.
• Be responsible for building concurrent, performant and scalable services which will power the entire Headout ecosystem.
• Build and contribute to open-source libraries and components.

🌟 Our Dream Engineer

• A penchant for learning and building with new technologies and frameworks.
• You love working with people and have worked in a lead position in the past.
• A knack for writing the most performance optimized code along with it being modular and scalable.
• No challenge is too big to solve; love thinking product and excited to ideate & build stuff all by yourself.
• You're interested in being an early employee at a growing company, with the influence and responsibility that entails.
• You have broad and deep knowledge across a variety of contemporary technologies.

💝 We like

• Strong CS fundamentals, good working knowledge of classic algorithms and data structures.
• 2+years experience developing server-side technologies using any language or framework.
• Excellent communication, collaboration and people management skills.
• Experience working with Spring, Relational Databases, Concurrent Programming, NoSQL flavors, AWS.
• Experience designing scalable, fault-tolerant systems and databases.
• Experience with setting setting up systems and infrastructure.
• Solid understanding of how the web works and its underlying communication protocols.
• People who can't live without solving that algorithm problem that they just stumbled upon.
• People who will give up anything to squeeze in that last bit-level performance.
• Anything else than can surprise us.
• Nice to Haves: An interest in travel, local experiences & hospitality.

Our Tech Stack:

- PHP, Code igniter, MVC Framework

- Node JS, JavaScript, HTML, CSS

- Ajax, JQuery

- Redis, SQL/Maria DB

- Linux/AWS

Few Challenges we are working on right now :

- Improving Server Response & Load balancing.

- Server side development on various projects.

- Customized CRM to increase leads handled per salesperson to double a day.

- Create a platform for users to create their custom event website.

Job Objectives:

-Optimization of current backend API's

- Should be able to create & manage microservices

- Server & DB Migration (Good To Have)

- Optimization of the application for maximum speed and scalability - Implementation of security and data protection

- Collaborate with senior management, operations & business team

- Building Rest APIs and maintain Database optimizations

- Good To have understanding on Docker,Jenkins & Kubernetes

Looking For :

- Great understanding of Node,Express, Socket.io, MVVM framework,

- Worked on e- commerce website, server handling and deployments scripts

- The one who has worked on customer facing product for 2 years

 - Experience designing scalable, fault tolerant systems and databases.

• Experience of more than 4 to 6 years in software development.
• Very Strong Experience in Core Java.
• Excellent Java Programming skills Experience in Data Structures, Algorithms and Design Patterns.
• Strong in Problem solving, Analytical skill and logical thinking.
• Skill to be trained: java, spring, mango db, cassandra.
• Strong experience in Spring Boot, Restful API
• Looking for shorter notice period candidates only.

Stalwart Themius is hiring a Backend Developer - Node.js to join our client's team in Mumbai. The selected candidate will work on cutting-edge technology and product. He/She will gain experience and will stand an opportunity to be hands-on, collaborative and fluent in the latest server-side, web capabilities and technologies. This will include all aspects of the creative process from conceptualizing to completion including design, development, presenting ideas, and working with the leadership team.

• Role: NodeJS Developer
• Experience: 1 - 4 years
• Location: Airoli, Navi Mumbai

Responsibilities:

• Use your knowledge about High Availability, Load Balancing, Scalability, and Distributed Computing in order to design database architectures and data structures that can grow with our business 
• Collaborate with Product, Engineering and Business teams to drive the architecture, design, development and deployment of our analytics and a reporting portal
• Identify and address architecture challenges to ensure a robust, safe, securely accessible, highly available and highly scalable product that meets or exceeds customer and end-user expectations
• Collaborate with leadership and technology teams on creative concepts, and then launch and shape the required design components for each presentation and/ or production
• Able to work closely / collaborate with multiple product development teams including software developers

Primary Skills:

• 1-4 years of experience with Node.JS
• 1-4 years of experience with NoSQL (MongoDB)
• Experience with Agile Software Development

Preferred Skills:

• Knowledge of Software Deployment
• Knowledge of IT Security for Web Services
• Expert in using Revision Control Systems (Git)
• Must have outstanding communication and collaboration skills

Benefits:

• Competitive salary and benefits package.
• Opportunity to work with a growing company.
• Collaborative and supportive work environment.
• Opportunities for professional development.