
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: Java Developers
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 Java/Spring/Spring Boot/Hibernate/Java
● Experience in developing highly scalable and reliable web applications, including
integration with internal and external systems.
● Experience building web services in REST with technologies like Spring Boot, Spring-
WS, spring MVC or JAX-RS
● Should be able to write test cases (unit and functional) to cover most of the code
● 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
● Knowledge on Redis, ELK stack or Temporal BPM is a big plus
● 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 Start-up
● Location: HSR Layout, Bangalore

About Card91
About
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ROLE AND RESPONSIBILITIES
• Involvement in the full software development life cycle within broadly defined parameters and
providing software solutions keeping into consideration, the software quality needs.
• Design and defining the interaction between the different component pieces.
• Write efficient code based on brief given by team lead.
• Fast prototyping of proof-of concept features / application based on brief.
• Develop and maintain new features on Java stack.
• Own the delivery of an entire piece of a system or application.
• Management and execution against project plans and delivery commitments.
• Work closely with the peers and Leads to develop the best technical design and approach for new
product development.
• Build software solutions for complex problems.
• Compliance with build/release and configuration management process.
• Responsibility to develop unit test cases for his/her project module.
QUALIFICATIONS AND EDUCATION REQUIREMENTS
WORK EXPERIENCE AND EDUCATIONAL BACKGROUND THAT A CANDIDATE SHOULD HAVE WHEN APPLYING FOR
POSITION
• 5+ years of proven experience as a Software Developer, Software Engineer or similar role
• Familiarity with Agile development methodologies
• B.E./ B.Tech. / M.E. / M.Tech. / M.S. in Computer Science, Electronics or a related field.
• Experience with software design and development in a test-driven environment
• Knowledge of coding languages (e.g. Java, JavaScript) and frameworks/systems
• Experience with databases (Oracle / Postgre) and Object-Relational Mapping (ORM) frameworks
• Ability to learn new languages and technologies
• Excellent communication skills
• Resourcefulness and troubleshooting aptitude
PREFERRED SKILLS
ADDITIONAL SKILLS OR EXPERIENCE THAT WOULD BE CONSIDERED FAVORABLE FOR A CANDIDATE WHO IS
APPLYING FOR THIS POSITION.
• Excited about the start-up company “experience”.
• BS/MS in Computer science preferred.
• Full project lifecycle experience.
• Strong oral and written communication skills.
Designation: Java Back End Developer
- Strong in Java , Spring Boot, ver.x (Microservices)
- 5+ year’s software engineering experience working with large scale applications and projects.
- Knowledge of best practice software development methodologies and coding standards.
- General knowledge of public cloud infrastructure and data solutions (e.g. AWS)
- Broad experience designing and developing scalable, resilient, performant applications:
- Distributed systems
- Microservices design and implementation
- Experience working on, and deploying, large scale systems in Java
- Experience with relational DBs like MySQL, SQL Server or Oracle.
Minimum 2 years of experience in the software development, including Project Management and
interactions with customers
• Solid understanding of the full software development life cycle
• Working Experience of
a) Ubuntu 18.04.4 LTS
b) Java 1.8
c) Tomcat 9
d) Spring boot framework 2.2.2. RELEASE
e) Spring OAuth2 2.4.0. RELEASE
f) Spring Security JWT 1.1.0.RELEASE
g) Spring Log4j2
h) Hibernate 3.13.3
i) Nginx 1.14.0
j) Hikari Connection Pool
k) Mariaj Connector
l) Google Recaptcha
m) Redis client 3.3.0
Qualification
At least 2-3 years of experience as a java developer and 2-3 years of experience in java application development Experience with spring boot, micro services development.
Experience creating & consuming Rest APIs Experience with core java, Java 8, spring, spring boot, micro services, Restful web services Experience with multithreading, collections, design patterns Experience in Java 8 or above Cloud experience mentioning the specific cloud needs to be included CI/CD experience using specific tools needs to be included Salary Range- upto 10LPA
Preferred- Immediate Joiners
Job Location - Airoli, Maharashtra
Hiring Java Developers across hierarchical level for Datametica Solutions Pvt. Ltd.
Designation: Developer / Lead / Architect - JAVA
Experience - 4+ Years
Work Location - Pune
Responsibilities:
- Own, drive and evolve product systems/subsystems
- Develop, architect highly scalable, highly available, reliable, secure and fault-tolerant systems with minimal guidance
- Suggest new architectural elements to improve the existing architecture
- Design and implement low latency RESTful services; Define API contracts between services; Version APIs and make them backward compatible
- Translate business requirements into scalable and extensible design
- Create platforms, reusable libraries and utilities wherever applicable
- Continuously refactor applications to ensure high-quality design
- Choose the right technology stack for the product systems/subsystems
- Write high-quality code that are modular, functional and testable; Establish the best coding practices
- Formally mentor junior engineers on design, coding and troubleshooting
- Plan projects using agile methodologies and ensure timely delivery
- Work with automation engineers to automate end-end flows and non-functional requirements
- Troubleshoot issues effectively in a distributed architecture
- Communicate, collaborate and work effectively in a global environment
- Operationalize releases by partnering with Tech operations on capacity planning and operability of the product.
Skills Required:
- Proficient in JVM based language(like Java, Groovy), J2EE technology stack
- Expertise in API design and development
- Experience in dealing with a large dataset
- Strong in Data Structure, collections, algorithms, multithreading, etc
- Practicing the coding standards (clean code, design patterns, etc)
- Very strong object-oriented design skills, awareness of design patterns and architectural patterns
- Performance tuning and Troubleshooting memory issues, GC tuning, resource leaks, etc.
- Strong problem-solving skills, algorithmic skills and data structures
- Experience in agile methodologies like Scrum
- Good understanding of branching, build, deployment, continuous integration methodologies
- Experience in leading a team (min 5)and mentoring engineers
- Attitude to getting Stuff Done!
- Ability to make decisions independently.
Interested candidate must shoot up their resume immediately.
Note: Candidates who are immediately available or have a notice period of 30 to 45 Days are highly preferred.
Out of many tools and technologies, we use Java, MongoDb, Cassandra, Redis, Twem, Netty extensively for our back-end development.
- Leading the entire Backend platform for a product portfolio.
- End to end delivery new features.
- Evolving the architecture for performance and scalability.
- Design, develop and own components of a highly scalable, distributed web services platform.
- Constantly strive to improve software development process and team productivity.
- Mentor and train team members
- Lead module development independently
Required background, Knowledge, Skills and Abilities
- 5.5+/ 7+ Years of experience in a scalable product/ecommerce organization·
- Excellent Java skills, Understanding of Spring framework & MVC approach
- Strong knowledge of Performance optimization and caching techniques.
- Strong Object Oriented Programming concepts, data structure and algorithms
- Experience in developing scalable, fault-tolerant, distributed backend services
- Experience with prevalent design patterns and advanced system designing
- Good experiences with databases and Schema design. We heavily use NoSQL databases
- Strong Problem Solving skills
Position: Senior Java Developer / Tech Lead
Work Location: Bangalore; India
Type of Employment: Full-time, Permanent
Experience: 6 to 10 years of Experience
- Proficient in Java/J2EE , core java, full stack development experience ( Database to UX)
- Must be proficient with integration with third-party applications within the enterprise and outside the organizations (API)
- Must be good in writing highly optimized code.
- Must be good at abstracting solutions - reduce time and cost to build
- Experience with Workflow Engines like Activiti will be an advantage
- Good understanding of native Android code/interface with Android apps, if preferable
- Must be an expert in managing data at the application database level - Transaction and Reporting database design
- Must be good in coding & product development
- Experienced with monitoring and observability
- Experienced with production support and debugging (heap dumps, thread dumps etc)
- Experience in Logistics domain is desirable
- Prior startup experience is preferred
Requirements:
- Bachelor’s or equivalent degree in Computer Science / BE
- Ability to handle the team of 7 to 8 members and giving guidance to the team
- Strong problem-solving skills
- Ability to respect deadlines and will to perform in an accelerated learning environment.
Key Skills: Java, J2EE, JSP, Spring, Angular, Apache, MySQL, SQL Queries,LinuxEnviroment, HTML, JQuery, Java Script, Version Control, .Net, Activiti, IBatis, Maven – Build, Git Hub, J Bos, CSS, HTML 5, JIRA, Selenium,AWS – Server Handling, Android, React JS
Note: Hiring from logistics and Ecommerce company only and 30-45 days’ notice is ok and can also buy back notice if required.
We know that ours is a lofty vision, but we are in it for the long haul. Our work will give everyone the ability to sell Insurance to their customers and improve the economy. For this - we need co-creators who share our vision. We want to do it together with a team of like-minded people who are in it to reinvent the way we do Insurance and potentially connect the entire ecosystem.
We want to grow fast while creating a sustainable business and bring about disruption in an industry, which is a post-COVID world, needs to be disrupted for the better!
We are focused on democratizing Insurance through technology. It is a cloud-based platform connecting distributors to the Insurance Ecosystem to sell and manage Insurance programs. We are creating a middleware connecting consumers, traditional insurance institutions, intermediaries, and service partners on a single platform. Basically, give distributors the ability access to the entire Insurance ecosystem via 1 API / 1 platform.
Our goal is simple - Provide a new way to do Insurance, which is secure, easy, and focuses on the consumer while staying compliant with the frameworks laid down by the regulator.
Bachelor’s degree or higher in Computer / Technology domain.
4-7 years of relevant work experience, preferably in a start-up environment/ building SaaS products.
Excellent coding skills with the ability to deliver in a hyper-growth phase.
Hands-on experience in JAVA and practical experience in developing and designing
scalable software solutions.
Excellent Problem-solving skills & amp; understanding of data structures in a complex environment.
Extensive experience in Spring, Hibernate and SpringBoot
Experience in building REST Services
Experience in integrating third party APIs (Payment gateways, SMS gateways, Accounting software APIs, APIs of CRM tools, etc.) into web applications
Experience in working with SQL and no SQL DBs (Preferably Mongo DB)
Working knowledge of Kubernetes and Docker is a plus
Knowledge of how insurance processes and past experience in working on insurance
applications is a plus.
The Java/Backend Developer is responsible for the development and maintenance of Bytemark’s backend APIs. This person utilizes their knowledge of Java development & web technologies as an integral part of the software development team.
Responsibilities:
- Design, develop, maintain, and deliver highly scalable and reliable APIs
- Collaborate with development team and product owners to analyze, design, and implement user stories using an agile methodology.
- Write high-quality software code that complies with design specifications and meets development and support requirements.
- Develop unit tests and test changes using an agile methodology.
- Use a variety of tools to perform unit testing, automated builds, and source control.
- Participate as a member in Agile teams, and work with other team member to review user stories, estimate effort for user stories, and participate in sprint reviews.
- Maintaining current web and back-end features
- Learning new skills and technologies as company products and industry standards warrant
Required Skills:
- 2-6 years of experience building RESTful APIs
- 2+ year of hands-on Java experience using Play 1.x framework
- Knowledge of Spring or Grails frameworks is a plus
- Ability to write SQL.
- Understanding of OOP
- Experience with Test Driven Development (TDD) using JUnit, Selenium or a similar technology
- Basic knowledge of Unix
- Excellent verbal, written, and interpersonal communication skills
- 3-8 years of software development experience
- Undergraduate degree in the field of computer science or equivalent
- Able to handle multiple tasks in a fast paced environment



