
Backend Engineer/Senior Engineer/Lead - Java
at It is the fastest growing E-Commerce company in Asia

Looking for a proficient Backend Engineer - JAVA for a leading E-Commerce Company.
- Proficient in Java, with a good knowledge of its ecosystems
- Great OO skills, including strong knowledge in design and architectural patterns
- Skill for writing reusable Java libraries
- Experience with Play Framework for Java
- Experience with JavaScript & frameworks like AngularJS
- Knowledge of concurrency patterns in Java
- Familiarity with concepts of MVC, JDBC, and RESTful
- Basic understanding of JVM, its limitations, weaknesses, and workarounds
- Implementing automated testing platforms and unit tests
- Working knowledge of NoSQL (preferably MongoDB)
- Proficient understanding of versioning tools, such as Git
- Desire to contribute to the wider technical community through collaboration
- Ability to quickly grasp any new technologies
- Strong communication and collaboration skills

Similar jobs

● 2-4 years of relevant experience with Algorithms, Data Structures, & Optimizations in addition
to Coding.
● Education: B.E/B-Tech/M-Tech/M.S/MCA Computer Science or Equivalent from premier
institutes only
Skill Set
● Good Aptitude/Analytical skills (emphasis will be on Algorithms, Data Structures,&
Optimizations in addition to Coding)
● Good System design and Class design
● Good knowledge of Databases (Both SQL/NOSQL)
● Good knowledge of Kafka, Streaming Systems
● Good Knowledge of Java, Unit Testing
Soft Skills
● Has appreciation of technology and its ability to create value in the CDP domain
● Excellent written and verbal communication skills
● Active & contributing team member
● Strong work ethic with demonstrated ability to meet and exceed commitments
Others: Experience of having worked in a start-up is a plus
Key Responsibilities
● Design and Develop large scale sub-systems
● To periodically explore latest technologies (esp Open Source) and prototype sub-systems
● Be a part of the team that develops the next gen Customer Data Platform
● Build components to make the customer data platform more efficient and scalable
Product Development Using Java, Microservices, SpringBoot
Experience with RestFUL API's.

Required Experience - 2+ Years
Work location - Remote
Must have skills - PHP , YII , OOPS
Requirements:
- Experience in Frameworks: YII
- Must have good analytical and problem solving skills.
- Good Knowledge of OOPS.
- Write error free code and follow coding standards. Able to perform Code Review job.
- Work closely with QA person to assist in the testing process.
- Perform R&D tasks if assigned and communicate with the Designer and UI team.
- Build reusable code and libraries for future use.
- Able to work closely with the team and meet the tight deadlines where necessary.
- Strong Communication Skills.


Job Description:
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Should have hands-on experience in Web Development
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Good understanding of PHP and Object-oriented programming paradigm.
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Able to understand project requirement and handle project independently.
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Strong learning capability.
-
Having a good knowledge of Jquery.
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Framework experience would be beneficial.
-
Should be comfortable to work with the team.
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Should be comfortable with work on any MVC based framework.
- Experience in Node.js Frameworks
- Hands-on experience with MongoDB
- Strong proficiency with JavaScript, Socket IO, ExpressJS & SailsJS
- Experience working with third-party developer tools, including documentation, APIs, and SDKs
- Good Grasp of Asynchronous Programming and Its Workarounds
- Database Schema design for Business Processes
- Working Knowledge of JWT based passport Authentication
- Can Write and Refactor Efficient Codes
- Experience in Implementing Data Protection
- Must have demonstrated the ability to deliver high-quality products on time
- Knowledge of GIT, SVN technology


Card91 is simplifying business payments by providing a plug and play issuance infrastructure
to businesses for domestic and cross-border payments. Our full stack platform enables
businesses to gain control and visibility into their payment flows, controlling the entire payment
lifecycle from onboarding, to issuance, to transaction and data reconciliation. The platform
aims to provide holistic solutions around payment issuance and distribution management. Our
deep focus in payments will help us in bringing new issuance formats as well as technologies
to businesses.
The company has been founded by seasoned technology entrepreneurs who have founded
successful companies like Myntra, Mastiff Technologies earlier. Headquartered in Bangalore,
with presence in Mumbai and NCR, Card91 aims to disrupt the payment infrastructure space
in the issuer-processor segment.
Position: Python Developer
We are building our core team which will be responsible for a highly scalable, always available
microservices based backend for payment processing. The developer will be involved with the
design, implementation, and execution from day one and build a robust, secure, and scalable
payment processing engine.
Roles & Responsibilities
● Individual Contributors talking full ownership of the micro services
● Design and Implement the micro services from scratch
● Be creative and always try to evaluate new strategies to execute faster
● Team player and always eager to teach new team members about the code,
● structure and design
● Not afraid of bringing new designs (even languages) which will make the system
execute faster
Experience and Qualifications
● Having 2 - 5 years of experience
● Degree from a premier institute like IIT/NIT/BITS is desirable
● A strong expertise in Python framework (like Django, Flask or Pyramid)
● Experience in creating APIs with design standards, patterns and best-practices
● Knowledge of object-relational mapping (ORM)
● GoLang experience is a big plus
● Experience building web services in REST
● knowledge and hands-on experience in API security standards and implementation
(Oauth, OpenId)
● Experience in developing highly scalable and reliable web applications, including
integration with internal and external systems.
● Experience in databases like MySQL and NoSQL db like Cassandra, etc.
● Experience with Cloud computing AWS & Microservices architecture
● Exposure to front end technologies like VueJS, ReactJS etc is an advantage
● Docker & Kubernetes experience is a big plus
● Previous experience of Fintech company is an added advantage
What’s on offer
● Vibrant, fun and rewarding culture that nurtures and promotes excellence
● Opportunities to learn and interact with payment industry leaders
● Competitive remuneration, group health insurance & PF
● Other office perks of being part of an early-stage startup
Location: HSR Layout, Bangalore


• Architecture: Knowledge of data structures and an eye for architecture.
• Strong coding/debugging abilities: You have advanced knowledge of at least one
programming language, and are happy to learn more. Either Go or Java
• Distributed Systems: Experience building distributed systems at scale.
• Fast learner:
• A team player:
• Design and business acumen
Basic Qualifications
• 8 years of experience profeciency in Java or Go language and in handling large data systems
• Proficiency in Spark and related big data handling architectures• Proficiency in SQL
We’re looking for a Senior Backend Engineer to help us build the tools, services, and applications that will enable us to be the planet’s most patient-focused pharmacy. You will work on projects ranging from greenfield initiatives to matured products with an active user base.
What you’ll do:
- Collaborate with engineering team to design and implement products using event driven micro-services architecture.
- Interact with Product Managers and key stake-holders on regular basis to understand and execute Product vision.
- Take charge of end-to-end feature development, right from proof-of-concept to production deployment and support
- Brainstorm and lead continuous improvement projects for product
- Providing feedback to peer developers on code quality and development standards.
- Mentoring team on strong coding and design standards.
- Setting the bar high for development practises while striking the right balance between pragmatism and perfection for code and processes.
- Effectively document API's and services using Swagger/OpenAPI, visualize flow and dependencies using diagrams, and create technical documents on engineering wikis.
- Present crisp and clear feature demos to stakeholders.
Some of our opensource projects- https://meet.google.com/linkredirect?authuser=0&dest=https%3A%2F%2Fgithub.com%2Fmedly">https://github.com/medly
Your tool-belt:
We don’t expect anybody to be an expert on all of these, but you should be deeply familiar with some, and a self-starting learner who isn’t afraid to ask for help:
- Polyglot Development (at least 1 more lang apart from Java and JavaScript)
- At least one JVM language
- Functional Programming,
- OO Design, Clean Code, SOLID principles
- Solid grasp on HTTP, and REST
- Web based SaaS product development
- Deployment to AWS or any cloud
- Test Driven Development,
- Security Compliance like HIPAA, PCI-DSS, SOC2
- Git, Linux, CI/CD, Gradle, IDEA
- Security based on OAuth2 / OIDC
- SQL and NoSQL DBs like PostgreSQL, DynamoDB, ElasticSearch
- Docker
- SQL Migration tools like Liquibase, Flyway
- Semantic Versioning, Feature Toggles, PR, Feature Branches
What you`ll need:
- 3+ Years of experience mainly on Backend Development using any two languages (Java, Kotlin, NodeJS, Ruby etc.)
- Minimum a bachelor degree in Computer Science, Engineering or any related field.
You will work on the following:
- Develop service/APIs using Kotlin/Micronaut Node/Serverless
- Aurora Serverless PostgreSQL DB
- AWS, Lambda, API Gateway, Amplify, Cognito, Okta
- Github, Github Actions, SonarCloud
- Database versioning using tools like Liquibase
- Terraform to manage infra
- Cloudwatch/AWS X-Ray to monitor the infra
- Opportunity to make Open Source Contribution

- Design of the overall architecture of the web application.
- Optimization of the application for maximum speed and scalability.
- Solve complex performance problems and architectural challenges.
- Integration of user-facing elements developed by front-end developers with server-side logic.
- Learn and use core AWS technologies to design and then build available and scalable backend web services and customer-facing APIs.
- Troubleshoot and debug support issues and code blues autonomously.
- Assure quality of the solutions being developed within the team.
- Maintain technical mastery of the products being developed.
- Person with a track record of delivering innovative solutions in the field of algorithm development.
Requirements:
- Strong knowledge of PHP frameworks such as Laravel Symfony etc. depending on your technology stack.
- Experience in working with MySQL database and analyzing the efficiency of queries.
- Worked with real time web applications and event driven architectures like Node.js or jQuery.
- Full-cycle PHP code development experience including debugging and performance analysis.
- Building scalable and performance oriented services with caching techniques and systems like Memcached, redis.
- Experience with NoSQL and distributed database like MongoDB, Cassandra or Redis.
- Comfortable with search engines like Solr or ElasticSearch.
- Working understanding of NGINX and Apache web servers.
- Working knowledge of RESTful paradigms and to build API for our front services and mobile applications.
- Passion for products, empathy for users, and aspiration to make big impact.
- Strong database design and query writing skills with a commitment to performance and efficiency.
- Solid engineering principles and clear understanding of data structures and algorithms.
- Knowledge of service-oriented architecture, microservices, and distributed systems.
- Strong problem-solving skills, algorithmic skills, and data structures.
- Experience in agile methodologies like Scrum.
- Good understanding of branching, build, deployment, continuous integration methodologies.
Full time : BTech


- Has 3+ years WordPress experience & a thorough understanding of WordPress development standards and best practices.
- Has had exposure to developing, implementing, testing, and troubleshooting large scale websites and or applications built using Wordpress
- Has some experience in developing and integrating extensions in Wordpress
- Has experience with popular frameworks involving HTML5, CSS3, JavaScript, jQuery, MySQL, Firebase.
- Has a proficient knowledge of PHP, HTML, CSS, and Javascript
- Has strong debugging and problem-solving skills
- Has an ability to work with existing code and build upon it
- Has excellent communication skills, both verbal and written
- Must be imaginative and keep a finger on the latest trends and design directions
- Can convert Adobe Illustrator and Photoshop mockups to themes for the website
- Has working experience with source control (e.g. Git)
- Has experience in WordPress Page builder - elementor is a great advantage!
- Understands what to build optimize for speed and scalability
- Has 3+ years WordPress experience & a thorough understanding of WordPress development standards and best practices.
- Has had exposure to developing, implementing, testing, and troubleshooting large scale websites and or applications built using Wordpress
- Has some experience in developing and integrating extensions in Wordpress
- Has experience with popular frameworks involving HTML5, CSS3, JavaScript, jQuery, MySQL, Firebase.
- Has a proficient knowledge of PHP, HTML, CSS, and Javascript
- Has strong debugging and problem-solving skills
- Has an ability to work with existing code and build upon it
- Has excellent communication skills, both verbal and written
- Must be imaginative and keep a finger on the latest trends and design directions
- Can convert Adobe Illustrator and Photoshop mockups to themes for the website
- Has working experience with source control (e.g. Git)
- Has experience in WordPress Page builder - elementor is a great advantage!
- Understands what to build optimize for speed and scalability

