MERN Stack Developer

A full-stack developer is a versatile professional who has expertise in both front-end and back-end web development. They are responsible for building and maintaining all aspects of a web application or software product. Here are some key roles and responsibilities typically associated with full-stack developers:

1. Front-end Development:

• User Interface (UI) Design: Designing the user interface of web applications to ensure they are visually appealing and user-friendly.
• HTML/CSS: Creating the structure and styling of web pages using HTML (Hypertext Markup Language) and CSS (Cascading Style Sheets).
• JavaScript: Writing client-side code to add interactivity and functionality to web applications. Knowledge of popular JavaScript frameworks and libraries like React, Angular, or Vue.js is often required.

1. Back-end Development:

• Server-side Programming: Developing server-side logic and APIs (Application Programming Interfaces) using programming languages like Python, Java, Ruby, Node.Js(Node), or React Js(React).
• Database Management: Designing and managing databases, including creating schemas, writing SQL queries, and using database management systems like MSSQL, PostgreSQL, MongoDB, or SQL Server.
• Server Configuration: Setting up and configuring web servers, such as Apache, Nginx, or IIS, and deploying applications.

1. Integration and APIs:

• Building and integrating third-party APIs and services into web applications.
• Developing RESTful or GraphQL APIs to allow communication between the front-end and back-end components.

1. Version Control:

• Using version control systems like Git to track changes in code and collaborate with other developers.

1. Security:

• Ensuring the security of web applications by implementing authentication, authorization, and other security measures.
• Protecting against common web vulnerabilities like SQL injection, cross-site scripting (XSS), and cross-site request forgery (CSRF).

1. Testing and Debugging:

• Writing unit tests, integration tests, and performing debugging to ensure the reliability and quality of the code.

1. Deployment and DevOps:

• Deploying web applications to production servers and managing the deployment process.
• Familiarity with DevOps practices, including continuous integration and continuous delivery (CI/CD), is often beneficial.

1. Performance Optimization:

• Identifying and addressing performance bottlenecks in web applications to ensure optimal speed and responsiveness.

1. Collaboration:

• Collaborating with designers, product managers, and other team members to understand project requirements and deliver functional solutions.

1. Maintenance and Updates:

• Regularly updating and maintaining web applications to ensure they remain compatible with evolving technologies and security standards.

1. Documentation:

• Creating documentation for code, APIs, and system architecture to facilitate future development and troubleshooting.

1. Problem Solving:

• Full-stack developers need strong problem-solving skills to diagnose issues, implement solutions, and adapt to evolving project requirements.

1. Continuous Learning:

• Staying updated with the latest web development trends, tools, and technologies to enhance skills and deliver cutting-edge solutions.

Full-stack developers play a crucial role in the development lifecycle of web applications, from conceptualization and design to deployment and ongoing maintenance. Their ability to work on both front-end and back-end components makes them valuable assets in web development teams.

Job Purpose

We work in the latest technology, and our foundations are data structures, algorithms, solid logical reasoning, and mathematics. We are looking for very strong engineers who love coding, optimizing, and ensuring their code is the most efficient.

You will be involved with hardcore development. If you are an assembler of code or packages from different places to build something, you may not find our team to be the right fit.

You must be someone who can build anything from the ground up. Programming language should not be any barrier for you, as you should be able to pick up any programming language or underlying technology within a week.

Key Areas of Responsibility

Core development. Ready to participate in the designing, brainstorming, and development process. You must give sleepless nights to meet deadlines whenever required.

Desired Candidate Profile

Essential Skills 

• Reliable, Accountable, and Trustworthy
• Ability to understand software requirements based on a wireframe/program specification
• Familiarity with GoLang / PHP / Python / Java / C / C++ / Linux Shell and Scripting / HTML / CSS / JS / Node.js is a plus
• Effective communication skills to ensure smooth coordination of tasks with the Team Leader.
• Knowledge of MongoDB, MySQL, and PL/SQL is a plus
• Familiarity with ML, TensorFlow, and Keras is a plus
• Knowledge of web servers such as Apache, NGNIX, and the HTTP protocol is a plus.
• Knowledge of multi-process, threads, memory, and filesystem on Linux is desirable.
• Must Solve The Following

To consider you for the current opening, please make sure to understand the following question and solve it. A simple program in any programing language would do. If you cannot solve this, please do not apply.

Write a function foo(x) where foo(foo(x)) = -x (assume x to be an integer, and foo(x) has to be always real), any programming language would do. Before submitting the answers, please verify that the output of foo(foo(10)) should be -10 and foo(foo(-10)) should be 10.

- Good understanding of NODE JS back-end development

- Strong understanding of Node.js and frameworks available for it

- Understanding of front-end technologies, such as React or Angular, HTML and CSS3
-Solid understanding of object-oriented development and design patterns.

- Good experience with AJAX, REST and JSON

- Experience with development practices such as Test-Driven Development and Continuous Integration
-Experience in Version Control Systems like GIT, Bitbucket
- Must have good problem solving and analytical skills.

- Must be a team player, having good communication skills, self-starter

- Ability to pick up new technology is needed.

Who We are:

Paxcom a leading Digital Solution Provider is a part of Paymentus now, a leading electronic bill payment provider. PaymentUs leads the North American marketplace in electronic bill payment solutions and have recently signed a partnership with Paypal, Alexa and Walmart. We are looking for passionate programmers skilled in Java, Python, Angular, NodeJS, Python, Jenkins, Postgresql, Docker, Kubernetes, Spark and AWS to join our development team.

For more details, please visit https://paxcom.ai/

Why Join Us?

Get a chance to contribute and get recognition from Day 1.

You hate micromanagement and are able to take your decision independently. 

Enjoy flexible and relaxed wok environment.

Work 5 days a week (Enjoy work-life balance).

A friendly, Supportive, Professional and achievement-oriented management team

Competitive remuneration.

An opportunity to learn new things every day.

You Enjoy:

Ideal resource should be from Java background with a minimum of 3+ years’ experience in Java technologies.

Should have extensive experience working with Spring, Any ORM and Restful Web services.

Strong experience building, designing, and consuming Restful web services.

Must have experience with spring boot/Spring MVC

1+ years’ experience with one or more JS frameworks: NodeJS/Express, Angular, React, ExtJS, Vue is preferred

Experience / Knowledge of Agile Scrum methodology.

Should have used GIT and be self-dependent on resolving merge conflicts.

Should be familiar with build tool like Maven or Gradle.

Excellent verbal and written communication skills.

Ability to handle small teams and mentor them.

Leader, Doer & Architect for Enterprise Java applications

Experience of payment card industry is a plus.

Tech Stack:

Java 8+

Microservices

REST 

Spring Framework 4/5

MySQL 5.6/Oracle

Nice To have (CPM Scheduling, Angular/React, NodeJS)

Linux, GIT, Docker, kubernetes, Cloud, AWS,Kafka

Building tools like Maven, Ant, Gulp

Job Background

We are looking for a Web Developer to join an award-winning, talented team, building the
next-generation automated drone applications for our global customers

As a front-end developer, you will implement a complete user interface in the form of a
web app. A thorough understanding of all of the components of the company’s platform and
infrastructure is required. You will need to take ownership of your projects, which involves
detailing requirements after discussion with the Product Owner, building user interfaces,
developing and maintaining web apps with a focus on user experience

Responsibilities
● Work as part of a team developing applications and services using Agile
development methods
● Contribute to team and organizational improvements in process and infrastructure
● Effectively use tools and ingenuity to identify and fix defects before they become a
problem
● Creating self-contained, reusable, and testable modules and components
● Learn about the domain and competitors to propose new drone apps as well as
improvement for existing apps
● Collaborate on projects with a closely-knit team

Skills/Experience
● 3+ yr experience as an Angular 2+ or React or Ionic Developer.
● Strong expertise with NodeJS, HTML5, CSS, JSON, jQuery, Bootstrap and writing
cross-browser compatible code.
● Knowledge of NodeJS frameworks such as ExpressJS etc.
● Knowledge of Creating RESTful services with Node.js and Experience with Socket.io
● Good understanding of HTML Dom manipulation Technique                                                    ●Experience in tested & documented TypeScript/JavaScript, HTML, and CSS
● User authentication and authorization between multiple systems, servers, and
environments
● Understanding of fundamental design principles behind a scalable application
● Proficiency working with source control (git) / versioning systems, continuous
integration in an agile development setup

Good to Have
● Understanding of how to deploy Mean stack applications in AWS/Azure deployment
environment, considering security, reliability etc.
● Knowledge of other python-based server-side frameworks such as Flask or Django