Principle Engineer Backend

Requirements: Job Description
 Excellent knowledge in Core Java (J2SE) and J2EE technologies.
 Hands-on experience with RESTful services, API design are must.
 Knowledge of microservices architecture is must.
 Knowledge of design patterns is must.
 Strong knowledge in Exception handling and logging mechanism is must.
 Agile scrum participation experience. Work experience with several agile teams on an application built
with microservices and event-based architectures to be deployed on hybrid (on-prem/cloud)
environments.
 Good knowledge of Spring framework (MVC, Cloud, Data and Security. Etc) and ORM framework like
JPA/Hibernate.
 Experience in managing the Source Code Base through Version Control tool like SVN, GitHub,
Bitbucket, etc.
 Experience in using and configuration of Continuous Integration tools Jenkins, Travis, GitLab, etc.
 Experience in design and development of SaaS/PaaS based architecture and tenancy models.
 Experience in SaaS/PaaS based application development used by a high volume of
subscribers/customers.
 Awareness and understanding of data security and privacy.
 Experience in performing Java Code Review using review tools like SonarQube, etc.
 Good understanding of end-to-end software development lifecycle. Ability to read and understand
requirements and design documents.
 Good Analytical skills and should be self-driven.
 Good communication with inter-personal skills.
 Open for learning new technologies and domain.
 A good team player and ready to take up new challenges. Active communication and coordination with
Clients and Internal stake holder
Requirements: Skills and Qualifications
 6-8 years of experience in developing Java/J2EE based Enterprise Web Applications
 Languages: Java, J2EE, and Python
 Databases: MySQL, Oracle, SQL Server, PostgreSQL, Redshift, MongoDB
 DB Script: SQL and PL/SQL
 Frameworks: Spring, Spring Boot, Jersey, Hibernate and JPA
 OS: Windows, Linux/Unix.
 Cloud Services: AWS and Azure
 Version Controls/ Devops tools: Git, Bitbucket and Jenkins.
 Message brokers: RabbitMQ, and Kafka
 Deployment Servers: Tomcat, Docker, and Kubernetes
 Build Tools: Gradle/Maven

Requirements

• Senior SD4 engineer/Principal Engineer/ Architect who has led or been part of platform teams inside a large/mid tech company
• Deep expertise working with any of the programming languages to write maintainable, scalable, unit-tested code.Python experience is a bonus - but not required
• Good understanding of REST APIs and the web in general and ability to build a feature from scratch & drive it to completion
• Experience with Kubernetes, Prometheus, Grafana, ELK stack, Load Balancing
• Experience in building a platform team on AWS for Product based companies/start-ups

What You’ll Do

• Build the core technology platform, including Automated provisioning of infrastructure, deployment, and monitoring of services
• Build a central services directory within an organization that shows the cost and health of all services and makes the management of microservices extremely easy
• This involves working with core infrastructure and understanding them in great detail - like Kubernetes, ServiceMesh, Service security
• Mentor/coach engineers to facilitate their development and provide technical leadership

Responsibilities:
• As a member of the development team, become deeply familiar with the product goals, and provide thought leadership on the technical aspects of realizing the product goals
• Contribute to the SDLC best practices, modeled after contemporary industry standards, and ensure the practices are diligently followed
• Encourage automation in various aspects of software development such as code reviews, unit tests, continuous integration, system testing. Identify appropriate tools, and create best practices around automation
• Participate in requirement gathering, analysis, designing proofs of concepts
• Team up with various stakeholders in aiding project planning, estimation, execution, and production support
• Identify the most appropriate platforms, frameworks, and third-party components to meet the product requirements
• Define and own the interfaces, such as services and APIs between product components
• Perform code walkthroughs, reviews. Promote code-reuse. Identify opportunities for refactoring code, and ensure code is modular and extensible.
• Ensure adequate coverage of functional and non-functional requirements in test plans
• Provide guidance on production support/bug-fixing issues. Own the technical resolution of high-priority fixes

Technical Skills:
• 0-3 years of hands-on experience with Python and Python-based frameworks such as Django, Flask, and web2py, etc.
• Hands-on experience with web-based front-end technologies is a plus
• Understanding of fundamental design principles for building a scalable web application and integration using RESTful APIs and JSON data
• Deep familiarity with n-tier and MVC patterns
• Strong unit testing and debugging skills
• Familiarity with CI tools such as Jenkins

Who are we looking for?
• Should be comfortable working in a team-oriented, fast-paced, collaborative environment
• Willingness to take on ownership and responsibility
• Resourceful, confident under pressure, ability to communicate with folks with varied experience and backgrounds
• Aptitude for problem-solving and analytical skills

ABOUT US: Panamax Inc., the technology arm of Bankai Group, is a global leader in FinTech, 1.2 Billion Dollar Revenue, 800 Employees, Presence is worldwide 12 Countries Telecommunication, and Consulting services for telecom operators, carriers, MNOs and MVNOs. Headquartered in New York, it was established in the year 2001. The company has worked with some highly reputed clients over the years and has gained invaluable insights that have helped us optimize our telecom and technology turnkey solutions. Our solutions and services are specifically designed to ensure a seamless integration with the existing ecosystems of our potential clients. We're proud to have a 4.4 Glassdoor rating from our employees. We are hiring a Recruiter to join the Panamax Inc. team. If you're hard-working and dedicated, Panamax Inc. is an excellent place to grow your career.

Job Description:
Minimum 3+ years of experience
Java, OOPS, Data structure, Design Patterns, Multithreading, Spring, Hibernate, Java Script based technology, knowledge of J2EE, PL - SQL..
Core Java Topics including Language Features, Architecture.
OOP Concepts in depth with real time scenarios
Understandings of special Keywords and their applicability as well as advantages and
disadvantages - Like static, final, this, super etc. static should be in depth
Singleton class, Serialization, Cloning, Anonymous Inner class concepts.
In depth concept of Dynamic and static polymorphism & Multiple Inheritance issue/ resolve.
Concepts on String, Exception Handling, Array etc.
Java SE 8 and 9 Features: Functional Inheritance, Lambda Expression, default and static method
etc.
Collection Classes in detail along with the internal data structure and working principle.
Multithreading concept. Concept on ConcurrentHashMap etc.
Analysis of Algorithm - Time Complexity – Big O Calculation
Code Optimizing techniques, Different Algorithm designs and strategies.
Design patterns in Java
Different Sorting & Searching Algo with their Time complexity analysis
Problem solving using Hackerrank or similar sites, with focus on Arrays, Linked Lists, Hash Maps,
Trees, Balanced Trees, Stacks, Queues, Strings , Big Number , Data Structures, Object Oriented
Programming
Exception Handling – Advanced, Sorting, Search, Recursion, Graph Theory.

Note: Core Java + PL/SQL (Unix will be add on)

● Drive the next generation products and platform and by architecting.
● Designing, code reviews, POCs on latest cutting-edge technologies       building,
deploying highly scalable and robust cloud based intelligent solutions.
● Architect & Design, code high performance and scalable solutions that  meet the needs of millions of customers.
● Implement cutting-edge models and algorithms that operate on massive amounts of data.
● Working on the REST framework
● Working on session-based and token-based authentication, Working on Celery
● Handling the payment gateway
● Work with Multi-threading, Data Structures, Algorithm, Design Patterns and develop robust high-performance and scalable applications.
● Writing scalable code using Python programming language.
● Developing back-end components.

Experience:

 

The candidate should have about 1+ years of experience with design and development in Java/Scala. Experience in algorithm, data-structure, database is mandatory.

 

Required Skills:

1. Java or Scala
2. Extensive experience in developing web applications. Should possess good Oops knowledge and be aware of enterprise application design patterns.
3. Should have the ability to analyze, design, develop and test complexity of spark job.
4. Basic working knowledge of Unix/Linux.

Good To have: -

1. Python
2. Distributed Computing

Requirements:  

Experience with Hybris 6.x/ 1905/ 2005 with knowledge of Hybris B2C-ACCELERATOR/HYBRIS -B2B-ACCELERATOR, Hybris back- office, Hybris Frontend WCMS cockpit, product cockpit, Hybris core, Hybris Commerce, Hybris Search, Hybris OCC, Solr Customization  

Experience working on core Java, JSP/Servlets, JEE, Spring, Services (SOAP, REST), Design Patterns, Apache, Tomcat, Build Tools- Ant/Maven/Jenkins, SCM Tools - CVS/SVN/ GIT Hub • Knowledge of one or more modules HYBRIS-PIM, HYBRIS-PROMOTIONS, HYBRIS-OMS, HYBRIS -TRAVEL-ACCELERATOR 

Additional skills in SOA, ESB, JMS • Knowledge of high-quality professional software engineering practices for agile software development cycle, including coding standards, code reviews, source control management, build processes, testing, and deployment.  

Experience in eCommerce/Hybris payment integration, 3rd Party integration development.  

Preferable to have development experience in Spartacus Hybris module. 

Preferable to have exposure to Azure cloud (Hybris CCV2)  

Fundamental knowledge of design patterns.  

Experience in communicating effectively with users, other technical teams, and management to collect requirements, describe software product features and technical designs  

Passionate about building great solutions 

Mentoring the team members to meet the clients needs and holding them accountable for high standards of delivery  

Willing to work in Shifts to support Production environment and Samsung.com Global eCommerce client requests.  

Being able to understand and relate technology integration scenarios and be able to apply these learnings in complex troubleshooting scenarios 

Hybris Platform Development experience of 3-10 yrs. 

Senior Backend Developer - JD
If you love to work in a fast-paced startup environment and desire to solve some very
challenging problems using technology, we want to hear from you.
We are looking for an enthusiastic and energetic individual to work as a Senior Software
Developer. You will be involved in working on multiple products for the scaling and growth
stage of the lifecycle.
We work closely with the real world,. If you are interested to grow and learn in your career
and at the same time work on products for the 1Bn user market, we encourage you to apply.
Responsibilities
● Managing and guiding a team of junior developers for timely delivery of product and
milestones
● Optimization of the application for maximum speed and scalability
● Implementation of security and data protection
● Design and implementation of data storage solutions
● Design & Build: Designing and developing high-volume, low-latency applications for
mission-critical systems, and delivering high-availability and performance.
● Collaborate - Collaborating within your product streams and team to bring best
practices and leverage a world-class tech stack.
● Measurable Outcome - You will need to set quantifiable objectives that encapsulate
the quality attributes of a system. The fitness of the application is measured against
set marks.
● DevOps - You will need to set up every essential (tracking/alerting) to make sure the
infrastructure/software you built is working as expected.
● Design and development of our REST APIs
● Help maintain code quality, architecture, and automation
Required Knowledge and Skills
● Over 3 years of experience working in backend development technologies and
DevOps
● Highly curious and ready to dive into complex technical challenges.
● Proficiency in development and scripting in Python, Django/Flask framework.
● Some experience in Angular 6+, JavaScript or TypeScript would be a plus.
● Database design and management, including being up on the latest practices -
bonus points for MySQL and MongoDB
● User authentication and authorization between multiple systems, servers, and
environments
● Integration of multiple data sources and databases into one system
● Management of hosting environment, including database administration and scaling
an application to support load changes
● Setup and administration of backups
● 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
● Understanding of “session management” in a distributed server environment
● Server management and deployment for the relevant environment
● Appreciation for clean and well-documented code
● Hands-on experience with architecture and structural design patterns
● Expertise in designing, developing, deploying, and integrating RESTful APIs
● Ability to understand business requirements and translate them into technical
requirements
● A knack for benchmarking and optimization
● Proficient understanding of code versioning tools, such as Git
Personality
● Requires excellent communication skills – written, verbal, and presentation.
● You should be a team player.
● You should be positive towards problem-solving, have a very structural thought
process to solve problems
● Interest to work in a high paced start-up environment with a large amount of learning.
● Good understanding of different frameworks, and be able to pick up new
technologies at ease.
● You should be agile enough to figure out a need for new technologies/frameworks
and learn new technology for better product performance.

Job Requirements :

- Should have experience in supporting the application and infrastructure 24x7.

- Should have good working knowledge on troubleshooting skills of Operating Systems (Linux/Windows)

- Good experience on Java/j2EE application supporting and AWS infra supporting.

- Ability to work with 3rd parties/FOPS and provide required instruction to troubleshoot and restore faults.

- Respond quickly and effectively to production issues, troubleshooting solutions, and taking responsibility for seeing those solutions through resolution.

- Identify root cause and corrective actions for highly complex availability, capacity, security, performance, and quality issues affecting the database.

- Strong knowledge of Linux/Unix operating system.

- Good knowledge in scripting languages like Shell, Python.

- Good Knowledge on Databases like Mongo, Mysql, SQL Server.

- Respond to alerts and take corrective action to ensure the high-availability of our production environments and participate in an after-hours on-call rotation.

- Experience/Knowledge of other cloud platforms (Azure, Google Cloud) is a plus

- Strong verbal and written communications skills are a must

- Must have production support experience as the requirement is 24X7X365 production support.

Job Description We are looking for an experienced MySQL database administrator who will be responsible for ensuring the performance, availability, and security of clusters of MySQL instances. You will also be responsible for orchestrating upgrades, backups, and provisioning of database instances. You will also work in tandem with the other teams, preparing documentations and specifications as required. Responsibilities Provision MySQL instances, both in clustered and non-clustered configurations Ensure performance, security, and availability of databases Perform database administration tasks, including automation, performance monitoring and tuning, and query optimization. Prepare documentations and specifications Handle common database procedures, such as upgrade, backup, recovery, migration, etc. Profile server resource usage, optimize and tweak as necessary Collaborate with other team members and stakeholders Skills and Qualifications Strong proficiency in MySQL database management Decent experience with recent versions of MySQL Understanding of MySQLs underlying storage engines, such as InnoDB and MyISAM Experience with replication configuration in MySQL(Master slave, Master-Master) Knowledge of de-facto standards and best practices in MySQL Create and Manage MySQL users with proper permissions. Proficient in writing and optimizing SQL statements. Automate day to day regular tasks. Strong knowledge in MySQL Binlog and point in time recovery. Tuning MySQL servers configurations as per the workload. Decent experience in Linux Administration. Knowledge of MySQL features, such as its event scheduler Ability to plan resource requirements from high level specifications Familiarity with other SQL/NoSQL databases such as PostgreSQL, MongoDB, etc. Knowledge of limitations in MySQL and their workarounds in contrast to other popular relational databases Proficient understanding of code versioning tools such as (Git / Mercurial / SVN) The below qualifications are adds Plus: Public cloud platform (AWS/Azure/GCP). Knowledge in AWS RDS and Aurora. Python scripting. Query Tuning.