Back End Developer

• 1-5 years of experience in Java Development.
• Very good with DSA - Java programming.
• Hands-on experience in working with REST APIs & Web Services.
• Good Database design skills - SQL
• Write well-designed, testable, efficient code.
• Contribute to all phases of the development lifecycle.

Work Location : Bangalore

Work mode : Work from office.

About Quantela

We are a technology company that offers outcomes business models. We empower our customers with the right digital infrastructure to deliver greater economic, social, and environmental outcomes for their constituents.

When the company was founded in 2015, we specialized in smart cities technology alone. Today, working with cities and towns; utilities, and public venues, our team of 280+ experts offer a vast array of outcomes business models through technologies like digital advertising, smart lighting, smart traffic, and digitized citizen services.

We pride ourselves on our agility, innovation, and passion to use technology for a higher purpose. Unlike other technology companies, we tailor our offerings (what we can digitize) and the business model (how we partner with our customer to deliver that digitization) to drive measurable impact where our customers need it most. Over the last several months alone, we have served customers to deliver outcomes like increased medical response times to save lives; reduced traffic congestion to keep cities moving and created new revenue streams to tackle societal issues like homelessness.

We are headquartered in Billerica, Massachusetts in the United States with offices across Europe, and Asia.

The company has been recognized with the World Economic Forum’s ‘Technology Pioneers’ award in 2019 and CRN’s IoT Innovation Award in 2020.

For latest news and updates please visit us at www.quantela.com

Overview of the Role

Collaborate with cross-functional teams to define, design and build performant modern web applications and services. Build high quality web applications and services by writing clean and modular code

Must have Skills

• 10+ years of experience in leading teams and delivering product, write unit and integration tests to ensure robustness and reliability of web applications and services. 
• Measure and improve performance of microservices.
• Catalyze growth within the team through code reviews and pair programming to maintain high development standards Investigate operational issues to find the root cause and propose improvements Design, build, and maintain APIs, services, and systems across Stripe’s engineering teams.
• Expert level of experience in design and development of Web Applications, highly scalable distributed systems.
• Should have experience in development skills using latest technologies including NodeJS, Microservices, Elastic search, Timescale DB, Kafka, Redis, etc.
• Should have exposure in NoSQL and SQL development.
• Comprehensive knowledge of physical and logical data modelling, performance tuning.
• Should possess excellent communication, presentation, and interpersonal skills.
• Ability to work collaboratively and productively with globally dispersed teams
• Build high performance teams and Coach team for successful career growth
• Experience working with relational and non-relational databases, query optimization, and designing schema

Desired Background

Bachelors/Masters degree in Computer Science or Computer Applications

Are you passionate in coding and blockchain? Do you wish to face challenges ahead, develop and deliver features that will be extraordinary towards users? We are looking for experienced talents (React JS / Node JS / MongoDB / Web3.js / Solidity developers) to join our team and start a revolution!

Key Responsibilities and Scope

• Framework development and integration
• Prototype and Proof of concept development
• Creation, configuration, and monitoring Shards sets. Architecture and capacity planning for MongoDB clusters. 
• Assisting senior developers in detecting performance issues in the system by deploying MMS and MongoDB profilers
• Implementation of MongoDB advanced concepts like locking, transactions, indexes, Sharding, replication, schema design. 
• Maintain MongoDB replication with replica set factors, arbiters, voting, priority, server distribution, slave delays. 

Technical Skills

- Database & Languages:  MongoDB, B-tree, MongoDB Profiler, Javascript, MongoDB Compass, Mongo Booster

- Others: Elastic Stack, MMS, MongoDB Management service

Qualifications and Experience location GMT+8 or GMT+5:30

• Ability to work remotely or on-site (if Malaysia)
• Executing elastic stack in production scale Passion for best design, developing, and coding practices
• Creating servers and databases for functionality
• Maximizing application performance, uptime, and scalability, maintaining high standards of code quality and thoughtful application design
• Excellent debugging and optimization skills
• Unit/integration testing experience
• Experience in analyzing and visualizing the data along with data modeling
• Experience in upgrading different databases and also migration of data among multiple databases. 
• Experience in MongoDB installation, patching, troubleshooting, performance, tracking/tuning, backup, and recovery in dynamic environments. 
• Experience in managing the life cycle of MongoDB including sizing, automation, monitoring, and tuning
• Experience in working with MongoDB ops Manager, Cloud Manager, and Atlas Manager
• Experience in analyzing chunk migrations, splitting, and balancing across the clusters.

Backend - Software Development Engineer-III

Responsibilities:-

• Research, design and build highly reliable, available and scalable platforms
• Explore design implications and work towards an appropriate balance between functionality, performance, and maintainability.
• Lead by example, mentor and guide team members on everything from structured problem solving to development of best practices
• Own large technical deliverables and execute in an exemplary way
• Be able to conceptualize and develop prototype quickly
• Working with a cross-discipline team of Design, Product, Data Science and Analytics team.
• Active participation in the hiring process to bring quality engineers in the team.

Requirements:-

• Strong proficiency in Javascript and TypeScript
• Strong proficiency of Node.js and frameworks available for it such as Express
• Strong understanding and experience of creating highly scalable and complex database design
• Good understanding of Data Modeling using RDBMS and NoSQL(Cassandra, MongoDB, ElasticSearch, Redis) data stores
• Strong problem-solving skills with a good understanding of data structures and algorithms
• Strong understanding of front-end technologies, such as HTML5, and CSS3
• User authentication and authorization between multiple systems, servers, and environments
• Experience of creating highly scalable, fault tolerant, resilient distributed systems
• Strong knowledge of creating scalable system design and good understanding of microservice based architectures
• Understanding of caching enabled, PubSub and event driven architectures
• Hands on experience and good knowledge of AWS services
• Understanding automated testing platforms like selenium and unit tests like Chai, Mocha, Jasmine etc
• Proficient understanding of code versioning tools, such as Git
• E/B.Tech/M.E./M.Tech/M.S.
• Curiosity to explore the cutting edge technologies and bake them in the products.
• Zeal and drive to take end to end ownership.
• 5+ years of experience in back end development preferably in microservice environment.