
Building highly-scalable and secure payments platform
Primary owners of one or more components of the platform and will drive
innovation in your area of ownership
Working with various product teams gathering requirements and adding capabilities
Working with some of the smartest people in the industry and will have ample
opportunity to learn and grow
Using cutting-edge cryptography to secure payments beyond industry standards
Deriving actionable insights by mining TBs of data
Building low-level infrastructure that aims to push the boundaries of network
performance
Participating actively in recruitment and nurturing of engineers as awesome as you.
What do we look for?
If you spend time cracking NP hard problems rather than cracking nuts, you are the
most laziest person and automates everything, you appreciate beauty of code
(bonus if you can sing “Finite simple group of order 2”), you should apply in t=0
Good understanding of Databases
Good understanding of networking (especially with HTTP)
Good understanding of OS concepts
2-4 years of experience
Should have hands on development experience with Object Oriented Programming
(Java is highly preferred) on a large scale system
Understands and showcase ownership of the products
Good with concepts of scaling and worked with distributed systems
Review and influence new evolving design, architecture, standards and methods
with stability, maintainability and scale in mind
Identify patterns and provide solutions to class of problems
Research, evaluate and socialize new tools, technologies, and techniques to improve
the value of the system
Be able to multi-task, prioritize and handle dependencies with minimal oversight

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Your responsibilities will include:
Designing, implementing and maintaining Java-based applications
Contributing in all phases of the development lifecycle
Writing testable, scalable and efficient code
Test and debug new applications and updates
Maintain up to date code documentation
Participating in code reviews
Key Requirement:
- You have prior experience in Core Java.
- Strong knowledge of Java Application Frameworks
- Hands-on experience working in SQL
Job Title: Java Developer
Location: Mumbai
Job Type: Full-Time
Experience Level: 4- 8 years
Job Overview:
We are looking for a highly skilled Java Developer to join our development team. As a Java Developer, you will be responsible for designing, developing, and maintaining robust Java applications that meet high standards of performance and reliability. The ideal candidate will have strong analytical skills, excellent problem-solving capabilities, and a deep understanding of Java and its ecosystem.
Key Responsibilities:
- Design, develop, and maintain reliable Java applications.
- Collaborate with cross-functional teams to analyze requirements and translate them into technical solutions.
- Write clean, efficient, and scalable code.
- Develop and integrate APIs and web services.
- Conduct software analysis, testing, and debugging.
- Optimize application performance, scalability, and security.
- Participate in code reviews and contribute to best practices.
Required Skills:
- Proficiency in Java and Java EE (Enterprise Edition).
- Strong understanding of Object-Oriented Programming (OOP) concepts.
- Experience with Spring Framework (Spring Boot, Spring MVC) and Hibernate.
- Familiarity with RESTful API design and development.
- Knowledge of SQL and database management systems like MySQL, PostgreSQL, or Oracle.
- Experience with version control systems like Git.
- Familiarity with build tools like Maven or Gradle.
- Solid understanding of application security, data protection, and performance optimization.
As an engineer, you will help with the implementation, and launch of many key product features. You will get an opportunity to work on a wide range of technologies (including Spring, AWS Elastic Search, Lambda, ECS, Redis, Spark, Kafka etc.) and apply new technologies for solving problems. You will have an influence on defining product features, drive operational excellence, and spearhead the best practices that enable a quality product. You will get to work with skilled and motivated engineers who are already contributing to building high-scale and high-available systems.
If you are looking for an opportunity to work on leading technologies and would like to build product technology that can cater millions of customers inclined towards providing them the best experience, and relish large ownership and diverse technologies, join our team today!
What You'll Do:
- Creating detailed design, working on development and performing code reviews.
- Implementing validation and support activities in line with architecture requirements
- Help the team translate the business requirements into R&D tasks and manage the roadmap of the R&D tasks.
- Designing, building, and implementation of the product; participating in requirements elicitation, validation of architecture, creation and review of high and low level design, assigning and reviewing tasks for product implementation.
- Work closely with product managers, UX designers and end users and integrating software components into a fully functional system
- Ownership of product/feature end-to-end for all phases from the development to the production.
- Ensuring the developed features are scalable and highly available with no quality concerns.
- Work closely with senior engineers for refining the and implementation.
- Management and execution against project plans and delivery commitments.
- Assist directly and indirectly in the continual hiring and development of technical talent.
- Create and execute appropriate quality plans, project plans, test strategies and processes for development activities in concert with business and project management efforts.
The ideal candidate is a passionate engineer about delivering experiences that delight customers and creating solutions that are robust. He/she should be able to commit and own the deliveries end-to-end.
What You'll Need:
- A Bachelor's degree in Computer Science or related technical discipline.
- 2-3+ years of Software Development experience with proficiency in Java or equivalent object-oriented languages, coupled with design and SOA
- Fluency with Java, and Spring is good.
- Experience in JEE applications and frameworks like struts, spring, mybatis, maven, gradle
- Strong knowledge of Data Structures, Algorithms and CS fundamentals.
- Experience in at least one shell scripting language, SQL, SQL Server, PostgreSQL and data modeling skills
- Excellent analytical and reasoning skills
- Ability to learn new domains and deliver output
- Hands on Experience with the core AWS services
- Experience working with CI/CD tools (Jenkins, Spinnaker, Nexus, GitLab, TeamCity, GoCD, etc.)
- Expertise in at least one of the following:
- Kafka, ZeroMQ, AWS SNS/SQS, or equivalent streaming technology
- Distributed cache/in memory data grids like Redis, Hazelcast, Ignite, or Memcached
- Distributed column store databases like Snowflake, Cassandra, or HBase
- Spark, Flink, Beam, or equivalent streaming data processing frameworks
- Proficient with writing and reviewing Python and other object-oriented language(s) are a plus
- Experience building automations and CICD pipelines (integration, testing, deployment)
- Experience with Kubernetes would be a plus.
- Good understanding of working with distributed teams using Agile: Scrum, Kanban
- Strong interpersonal skills as well as excellent written and verbal communication skills
• Attention to detail and quality, and the ability to work well in and across teams
- Interacting with and performance tuning multi-tiered application systems.
- Technically leading complex store system projects including estimating requirements, designing systems, and helping develop solutions.
- Being adaptive to the use of new software and programming techniques as they are required or adapted in IT.
- Acquiring and maintaining additional technical skills for professional development.
- Developing software solutions to meet customer needs.
- Creating and implementing the source code of new applications.
- Testing source code and debugging code.
- Evaluating existing applications and performing updates and modifications.
- Developing technical handbooks to represent the design and code of new applications.
- Being responsible for working with all levels of the business and the development team to establish, promote, and enforce architectural guidelines as well as assisting in the implementation and problem resolution of existing applications and requests.
- Ensuring work meets functionality and quality expectations within given timelines.
What you need to have:
- Experience in application development utilizing JAVA, Spring, SQL, Log4j, IOS, Web Services, JavaScript, and Oracle databases.
- Strong Knowledge of EMV/ NFC Standards
- POS development experience required
- Thorough knowledge of financial institutions, payment processing flows especially electronic payments, and the financial networks for processing.
- Must be able to command the attention and respect of highly technical associates.
- Demonstrated track record of successful system and project implementations.
- Excellent organization skills and attention to detail, including the ability to prioritize and manage a variety of complex projects and activities.
- Strong problem solving, analysis, design, and testing skills.
JOB DESCRIPTION
Nature of Work:
This being an advanced level position in the S/W development team the individual is expected to:
∙ Participate as a team member in all phases of the S/W lifecycle, including the analysis and design of S/W systems.
∙ Participate in a detailed level of coding, code walk – through and unit testing of S/W modules.
∙ Participate in integrated testing of product/ package.
∙ Participate in difficult and typical coding assignments with responsibility of a small module consisting of 3 – 5 members.
∙ Participate in exploration/ feasibility study of products.
∙ Have a thorough understanding of the assigned product/ project.
∙ Participate in generating technical documentation of products/ packages.
∙ Providing technical training to the juniors.
∙ Manage allocated resources, keep compliance with discipline and decorum of the organization.
∙ Keep compliance with Systems and Procedures.∙ Thorough knowledge of current technological trends in Web based Software
∙ Strong Working knowledge of JSF/JSP, Servlets, Spring, Web application development and Core Java
• Working knowledge of working with databases using EJB.
• Knowledge of Bug Tracking tool such as Jira, Bugzilla and source code version control systems (SVN, GIT)
• Knowledge of working in Scrum methodology.
• Good to have knowledge of SonarQube and Web Security Aspects.
• Knowledge of Responsive Front End Development using HTML5, JavaScript, CSS3, JQuery, Ajax and JSON.
• Should be able to write test cases for the feature.
∙ Ability to gather and analyze data & draw logical conclusions
∙ Understanding of company’s vision & goals, business operations∙ Clear and concise oral and written communication skills
∙ Ability to establish and maintain effective work relationships at
all levels
∙ Great passion for S/W development.
∙ Ability to mentor and guide the juniors.Job Title: Senior Java Developer
Department: Technology and Research
Reports to: Technical Lead
Context
Sampana Digital (SDPL) (http://www.sampanadigital.com">www.sampanadigital.com) is a digital technology company that provides end-to-end product engineering and digital transformation services. Our engineering services includes web & mobile application development, user experience design, cloud, testing and infrastructure managed services to transform businesses digitally. We also enable enterprises with contextual and personalized two-way multi-channel mobile communications, including SMS, voice, email and PWA technology.
We believe in small teams of smart, committed, and diverse individuals coming together and form a breakthrough insight. We are a team of passionate professionals to craft an unbeatable culture and services.
Come and join us!
Role Description
We are looking for a Senior Java Developer with experience in building high-performing, scalable, enterprise-grade applications.
You will be part of a talented software team that works on mission-critical applications, and your roles and responsibilities include managing Java/Java EE application development while providing expertise in the full software development lifecycle, from concept and design to testing.
Job Responsibilities:
- Work with and direct the team’s software engineers in setting the standards for coding, testing and software quality
- Collaborate closely with the team’s BAs on the efficient transition of BDD’s and Swaggers to the engineers as part of the overall workflow.
- Oversee and manage the scope, timeline, and goals forth delivery of working software
- Oversee and assist in the production of comprehensive documentation
- Oversee and provide support to production cutovers and migrations as required
- Lead the analysis and resolution of technical and application problems
- Supporting the Scrum Master
- Participate in and support backlog grooming, sprint planning, daily stand-ups, reviews, retrospectives, release planning, demos and other Scrum related meetings
- Provide clear reporting on the status of the scope, timeline and progress for the delivery of working software
- Assist in setting up a robust out of hours support process
- Assist in the prioritisation of bugs and defects
- Providing Guidance and Mentoring
- Participate in peer reviews of solution designs and related code
- Provide technical leadership to the teams’ software engineers through coaching and mentorship
- Identify and encourage areas for growth, education and development within the team
General
- Self-Starting Leader capable or working under pressure
- Curious and engaged in Continuous Learning and Professional Development
- Strong DevOps experience
- Java and Spring Developer with +5 years’ experience with the following skills
- Java 1.8+
- Spring
- Microservices with Spring-boot
- Spring cloud config
- Unit tests with Spring-boot
- Docker
- Openshift/Kubernetes
- Basic understanding of API gateways
- OpenAPI (Swagger) specification.
Understanding of basic networking concepts
- Integration into backends via various protocols (SOAP,REST, XML-RPC etc)
- CI/CD (Jenkins, pipelines etc)
The following additional skills would be advantageous:
- Spring reactive
- APIGEE
- Azure DevOps
- Pivotal Kubernetes
- Linux
- Azure Pipelines
This is for our Chennai Office , however work from home can be considered during pandemic or lockdowns .
- Java / JavaScript Developer Job Description (Minimum 2 years Experience in Java)
- Good in Core Java, Multithreading, J2EE, web services (REST, SOAP).
- In-depth knowledge on Java Script and object-oriented technique .
- Should be able to work independently
- Familiar on Front-end technologies like AngularJS framework, HTML5, CSS3 is a real Plus


