Naveen Raja，印度泰米尔纳德邦金奈的开发商
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Naveen Raja

Verified Expert  in Engineering

Software Developer

Location
Chennai, Tamil Nadu, India
Toptal Member Since
October 25, 2022

Naveen是一名全栈开发人员和认证的解决方案架构师，专门设计和构建健壮的后端系统和api. 他精通JavaScript, Python, Java, Groovy, Go和SQL. 他在支付行业拥有丰富的经验，并开发了多个支付解决方案. Besides his development expertise, Naveen是一个很好的沟通者，他喜欢编程挑战，总是期待着学习新技术.

Web DevelopmentBack-end DevelopmentFull-stackBack-endFront-endUser Experience (UX)User Interface (UI)MERN StackThird-party APIsBack-end PerformanceAmazon RDSSaaSWebhooksOAuthPython

Portfolio

Freelance Clients
Amazon Web Services (AWS)， Docker, FastAPI, Gin-Gonic, Go, HTML, JavaScript...
Juspay Technologies Pvt
Groovy, Java, JavaScript, Grails, SQL, MySQL, Python, React, Apache Tomcat...
Juspay Technologies Pvt
Groovy, Java, JavaScript, Grails, SQL, MySQL, Python, React...

Experience

Python - 6 yearsReact - 6 yearsJava - 6 yearsJavaScript - 6 yearsNode.js - 6 yearsGroovy - 6 yearsGrails - 4 yearsKubernetes - 2 years

Availability

Part-time

Preferred Environment

Python, JavaScript, Java, Groovy, Grails, Node.js, React, FastAPI, Docker, Kubernetes

The most amazing...

...我开发的项目是为商家提供一站式支付解决方案，名为Express Checkout, 哪家公司每天处理数百万笔交易.

Work Experience

Senior Full-stack Developer

2020 - PRESENT
Freelance Clients
  • 通过各种技术为多个客户端设计和开发web应用程序.
  • 参与了多个应用程序的基础架构设计.
  • 协助开发api、UI和应用程序部署.
Technologies: Amazon Web Services (AWS)， Docker, FastAPI, Gin-Gonic, Go, HTML, JavaScript, Kubernetes, Node.. js, NGINX, Python, React, Redux, Solidity, SQL, Elasticsearch, Next.js, NestJS, TypeScript, MUI (Material UI), NoSQL, Google Cloud Platform (GCP), MongoDB, MySQL, Django, gRPC

Senior Software Development Engineer

2018 - 2020
Juspay Technologies Pvt
  • 担任主要产品Express Checkout的首席开发人员. 它每天处理数百万笔支付交易.
  • 设计并开发了一键支付解决方案和其他几个支付流程.
  • Implemented new features, improved existing features, deployed code, and conducted code reviews, bug fixes, system maintenance, and customer support.
  • 参与设计和开发可扩展的后端api和其他后端特性.
  • 协助完成多个后端和前端开发项目.
Technologies: Groovy, Java, JavaScript, Grails, SQL, MySQL, Python, React, Apache Tomcat, HTML, Spring, Hibernate, Amazon Web Services (AWS), Quartz, Node.js, Kubernetes, Docker, Redux

Software Development Engineer

2017 - 2018
Juspay Technologies Pvt
  • 担任其主要产品Express Checkout的全栈开发人员. 它每天处理数百万笔支付交易.
  • 设计和开发了几个可扩展的REST api，并改进了现有的api.
  • 参与代码部署、代码审查、bug修复和客户支持.
Technologies: Groovy, Java, JavaScript, Grails, SQL, MySQL, Python, React, Amazon Web Services (AWS), Apache Tomcat, Hibernate, HTML, Quartz, Redux, Spring

Associate Software Development Engineer

2016 - 2017
Juspay Technologies Pvt
  • 担任主要产品Express Checkout的后端开发人员. 它每天处理数百万笔支付交易.
  • 协助开发可扩展的后端api，提高应用程序性能.
  • 将20多个支付网关/聚合器集成到Express Checkout中, thus elevating the product offerings.
  • 参与快速结账的客户支持, 处理客户在技术和业务方面的问题.
Technologies: Groovy, Java, JavaScript, Grails, SQL, MySQL, Python, React, Apache Tomcat, Quartz, Amazon Web Services (AWS), HTML, Hibernate, Spring, Redux

Express Checkout

http://developer.juspay.in/reference
所有支付网关的单一API接口. 商家可以选择100多个支付聚合器/支付网关(PA/ pg)来处理他们的在线支付. Express Checkout, 内置智能路由系统，帮助商家根据成功率有效地路由交易, Gateway health, and Business logic. 降低操作成本，提高成功率，确保99.99% uptime.

作为项目的主要开发人员, Express Checkout是用Grails(Groovy)和MySQL数据库编写的，并利用了AWS等多种技术, Redis, Nginx, Quartz, statsd, Kibana and Grafana. It was later rewritten in Node.js.

Card Locker

http://developer.juspay.in/docs/express-checkout-card-vault-merchants
一个安全且隔离的卡库，允许商家保存客户的卡信息并检索它以进行进一步的交易. 我参与了新功能的开发和应用程序的维护.

它是用Grails(Groovy)编写的，使用MySQL数据库和AWS作为云基础设施.

Prattle

http://github.com/naveenmraja/prattle.in
Prattle, which I designed and developed, 匿名聊天应用是认识新朋友的好方法吗. Prattle将为用户随机挑选一个人，并创建一个私人聊天会话. 这款应用将把有相似兴趣的用户联系起来.

Prattle是用MERN堆栈构建的，并使用了Redis等几种技术, Docker, Kubernetes and NGINX.

CalTrack

http://github.com/naveenmraja/caltrack.tech
CalTrack, designed and developed by me, 是否有一款卡路里追踪应用可以让你记录每天的食物消耗. 您可以为任何日期创建食物条目，并随时编辑和删除它. CalTrack的仪表板提供了有关用户消费内容的有用见解.

CalTrack是使用MERN堆栈开发的，并使用了Docker、Kubernetes和NGINX等技术.

MySecrets

http://github.com/naveenmraja/mysecrets.tech
MySecrets, designed and developed by me, 是一个简单的日记应用程序，让你记录你的记忆. 用户可以为任何日期创建条目，并随时编辑和删除它. MySecrets提供了一个仪表板来查看和导航所有条目.

MySecrets was developed in Node.使用React/Redux, AWS DynamoDB, NGINX, Docker和Kubernetes.

Express Checkout Demo

http://bitbucket.org/juspay/ec-demo
一个由我设计和开发的演示项目，展示了所有客户的产品. The project shows all the checkout modes. 用户可以根据其帐户中配置的支付网关完成端到端交易.

Assets Dashboard

A simple dashboard application, designed and developed by me, 用饼状图显示用户拥有的资产. 用户可以使用筛选菜单或通过单击饼图分段来根据资产类型筛选资产.

这是使用FastAPI(Python)、React和Redux开发的.

Languages

Python, JavaScript, Java, Groovy, SQL, HTML, CSS3, HTML5, Python 3, CSS, ECMAScript (ES6), Go, TypeScript, Solidity

Frameworks

Grails, Redux, Spring, Hibernate, MUI (Material UI)， Express.. js、Spring Boot、OAuth 2、Bootstrap、gRPC、Flask、Gin-Gonic、NestJS、Next.js, Django

Libraries/APIs

Node.js, React, Socket.IO, Quartz, REST APIs, Amazon EC2 API, Sockets, Python API, React Router, React Redux, SQLAlchemy, API Development

Tools

Amazon CloudFront CDN, NGINX, Apache Tomcat, Git, AWS Simple Notification Service (SNS), Docker Compose, Amazon弹性容器服务(Amazon ECS), AWS IAM, Bitbucket, AWS ELB, AWS CLI, Google Kubernetes Engine (GKE), Google Analytics, PyCharm, AWS CodeDeploy

Paradigms

REST, Socket Programming, Microservices, Test-driven Development (TDD), B2B, Unit Testing, API Architecture, Agile, Object-oriented Programming (OOP), Microservices Architecture, Back-end Architecture, DevOps

Platforms

Docker, Kubernetes, Linux, Google Cloud Platform (GCP), Amazon EC2, Amazon Web Services (AWS), Heroku

Storage

MySQL, Amazon DynamoDB, Redis, Amazon S3 (AWS S3), Google Cloud, NoSQL, Databases, RDBMS, PostgreSQL, Relational Databases, JSON, MongoDB, Elasticsearch

Other

FastAPI, Software Development, Amazon RDS, Web Development, Software Development Toolkits (SDK), APIs, Full-stack Development, Back-end Development, Amazon Route 53, Full-stack, Back-end, Payment APIs, Architecture, API Integration, SaaS, Fintech, Front-end, SDKs, AWS Auto Scaling, Software Architecture, Cloud, AWS Certified Solution Architect, AWS Cloud Architecture, Stock Trading, Stock Market, Web Applications, Front-end Development, User Experience (UX), MVC Frameworks, HTTP, User Interface (UI), Engineering, Webhooks, Pydantic, MERN Stack, Integration Testing, OAuth, Dashboards, Admin Panels, Third-party APIs, Back-end Performance, Payment Gateways, Framer, ECS, CI/CD Pipelines

2012 - 2016

Bachelor's Degree in Information Technology

SSN College of Engineering - Chennai, India

JULY 2020 - JULY 2023

AWS认证解决方案架构师-专业

AWS