
Responsibilities
Build distributed, highly available, and fault-tolerant applications using Java, Spring, Kafka, and other technologies
Build large-scale and highly available APIs, both internal and external
Build, deploy, release, and support applications in the early stages
Skills
Must have
Overall 10+ years of experience as a Java Developer
Core Java 10+ years
Good hands-on coding skills
Must have experience in investment banking-related projects
Should have working experience in Trading life cycle project
Spring framework 5+ years
Kafka or other messaging
Knowledge of key APIs: JPA, JTA, CDI, etc.
Knowledge of various design and architectural patterns
Understanding of microservices architecture
Containerization solutions (e.g. Docker, Kubernetes, OpenShift)
Building tools (e.g. Maven, Gradle)
Version Control (e.g. Git)
Continuous Integration systems (e.g. TeamCity, Jenkins)
Experience in the finance industry and work with the Fintech community

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Job Title: Senior Java Developer – Multi-SaaS / Microservices / Pub-Sub
About the Role
We are seeking a highly skilled Senior Java Developer with strong leadership abilities to join our team. The ideal candidate will have deep expertise in Java, micro services architecture, multi-tenant SaaS systems, pub/sub messaging, and cloud-based deployments on AWS EKS. This role requires not only technical mastery but also the ability to mentor teams, influence architecture decisions, and ensure best practices through Test-Driven Development (TDD).
Key Responsibilities
- Lead design and development of Java-based multi-tenant SaaS applications using microservices architecture.
- Implement pub/sub messaging systems for event-driven communication.
- Deploy, monitor, and optimize services on AWS EKS.
- Ensure system reliability, scalability, and security using AWS CloudWatch and other observability tools.
- Apply TDD principles to drive high-quality, maintainable code.
- Collaborate with product managers, architects, and other developers to translate requirements into technical solutions.
- Lead code reviews, mentor junior engineers, and promote engineering best practices.
- Take ownership of end-to-end delivery, from architecture design to production rollout.
Required Skills & Qualifications
- Proficiency in Java with 6+ years of professional development experience.
- Strong background in microservices architecture and multi-tenant SaaS systems.
- Expertise in pub/sub messaging patterns (e.g., Kafka, RabbitMQ, or AWS SNS/SQS).
- Hands-on experience with AWS EKS and container orchestration (Kubernetes).
- Strong understanding of monitoring and logging using AWS CloudWatch or similar tools.
- Proven experience applying Test-Driven Development (TDD) in real-world projects.
- Demonstrated leadership skills – mentoring, decision-making, and driving engineering excellence.
- Solid understanding of software engineering best practices, CI/CD, and version control (Git).
A leading software company is looking for Java candidates for Pune location.
Experience in Springboots, microservices and fintech domain
oin us and be a part of a company that thrives on creativity, technology, and excellence.
CHANCE TO WORK WITH APPS WITH 10LAKH CONCURRENT USERS IN GAMING INDUSTRY
Role Description
- You are a champion at Code reviews and Unit/Mock/integration Tests
- You have a strong sense of ownership of what you design and deploy
- You provide strong technical mentorship to team members
- You are an excellent team player
- You continuously learn and improve
We are seeking a highly motivated and experienced Senior Java Software Engineer to join our team. In this role, you will lead and manage software development projects across diverse domains such as Gaming, Banking, Fintech, Fantasy Sports, IT, E-commerce, Logistics, Healthcare, and On-Demand Services. You will be responsible for ensuring the successful delivery of projects, meeting deadlines, and exceeding client expectations.
Skill Sets
- Excellent Programmer: in Java Intermediate (Collections, Polymorphism, Design Patterns) to Expert level (Annotations, Lambda, Streaming, Concurrency)
- Startup Experience: Proven ability to take extreme ownership of results, with a history of leaving a lasting impact on the business.
- Relevant Experience: At least 6-10 years of experience demonstrated the ability to develop resilient, high-performance, and scalable code tailored to application usage demands.
- Java Framework Expertise: Significant experience in designing and building Java microservices with VERT.X, SPRING BOOT, with proficiency in Java.
- REST API & GraphQL: Hands-on expertise in development API endpoints with RESTful & GraphQL approach, also non-REST frameworks like gRPC over Thrift or Protobuf Nuances of TCP, UDP, HTTP, HTTP2, SSL, Thorough understanding of designing distributed systems without single point of failures
- Cloud Proficiency: Strong understanding and hands-on experience of building applications deployed on the cloud using Google Cloud Platform or Amazon Web Services (AWS), Docker, and Kubernetes, Experience writing batch/cron jobs using Python and Shell scripting.
- Containerization & Orchestration: Experience with containerization technologies like Docker and orchestration tools like Kubernetes.
- Time & Space Complexity: if methods you write are in the traffic request path, you know how to avoid unacceptable time complexity & space complexity.
- Database Knowledge: Strong experience with Data Structures & Algorithms working with MongoDB, PostgreSQL, MySQL, Redis, ElasticSearch, and other similar databases, ability to choose the right data store for the given requirements Relational, Graph, Object, Document, Columnar, Key-Value. Experience with Redis, Memcache, EHCache, Hazelcast, Aerospike
- Messaging Systems: Proficiency in working with RabbitMQ, BullMQ & others
- Agile Practices: At least a few years of experience practicing the SCRUM framework, collaborating with scrum masters, product owners, and other stakeholders.
- Collaboration & Communication: A team player who thrives in a remote, collaborative environment.
- Communication Skills: Strong verbal and written communication skills.
- Solutions-Oriented: Comfortable with the fast pace of startup life and adept at finding solutions to challenges.
Responsibilities
- Scalable Architecture: Lead the design and development of scalable architecture to ensure efficient performance and reliability of web and mobile applications.
- Informed Decisions: Make informed architectural decisions that align with both current and future business needs.
- Security & Privacy: Ensure security and privacy considerations are integrated into the selection of solutions and coding of back-end services and API endpoints.
- Code Quality & High Standards: Uphold high standards of code quality through regular reviews, maintaining best practices in programming.
- Robust Testing: Implement robust testing strategies to ensure code reliability and performance.
- Backend Development: Design, develop, and deploy backend services and APIs using VERT.X, SPRING BOOT Java and AWS technologies.
- NoSQL Expertise: Effective schema design and data modeling for NoSQL databases, ideally MongoDB, including robust indexing strategies.
- Technical Debt Management: Monitor and control technical debt to ensure it does not compromise application scalability or performance.
- Task Planning: Collaborate with the PM and BA to plan and delegate tasks efficiently among backend team members, ensuring clear objectives and timelines.
- User Requirements: Support the PM, BA team in identifying and analyzing user requirements to ensure development aligns with user expectations and project scope.
- Systems Thinking: Apply systems thinking to align with broader business objectives.
- Autonomy: Get things done independently without supervision and without creating future issues.
- Simplicity: Strive for simplicity in solutions and code.
- Proactive Problem Solving: Fix problems, even those outside your immediate responsibility.
- Solution-Oriented: Focus on providing solutions to problems, not just writing code.
Life@Sciflare:
- An exciting & lively workplace gives you the chance to work in an environment where you may unleash your creativity and inventiveness to the best extent possible.
- Work in a collaborative setting where your cooperative team contributes new perspectives to your objectives and forges strong bonds.
- Growth mindset: You are nurtured through each stage of your professional advancement by learning and unlearning new things.
- Build applications to solve business problems in healthcare using Machine Learning techniques and software technologies
- Designing and developing machine learning models
- Running machine learning tests and experiments
- Work with the product and operations team to understand the business
requirements
- Create epics and user stories from requirements
- Prioritize the work based on the changing client requirements
Skills and Specifications:
Required Skills
- Experience in coding with Java
- Experience in working with Spring Framework
- Experience with basic API protocols
- Experience with developing, debugging and dev testing
- Decent communication skills
Nice to have
- Experience with distributed storage & Database Systems (SQL or
NoSQL, eg MySQL or MongoDB)
- Experience with production quality management, deployment &
monitoring.
- Experience with Tomcat, Nginx & Linux.
- Experience with Cloud Technologies (AWS, Azure, Oracle Cloud
etc)
- Product understanding skills.
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Overview Atom Technologies began its operations in 2005, with the sole aim of providing secured and seamless digital payment solutions to all. Throughout the years, Atom has been successfully developing innovative and award-winning digital payment solutions, catering to the needs of Small and Medium Merchants alike. This encompasses services like POS, Payment Gateway, IVR and Mobile Application. Roles and Responsibilities · Displaying sound knowledge of software engineering process, you will work on Payment domain projects · You will participate in AGILE teams. · You should have ability to work as an individual contributor. · You will need to use capability of customer focus and collaboration skills · Using good analytical, debugging and tracing skills, you should be well-versed with clean code principles (SOLID, DRY, KISS) and exposure to secure coding is beneficial.
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1. POSITION DESCRIPTION |
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Job Title: |
Switch Developer/ Integration/ Java Developer |
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Job Type: |
Permanent | Work from Home |
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Qualifications: |
Bachelor’s degree of Engineering, Computer Science or relevant field |
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2. JOB DIMENSIONS: |
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Experience |
3-7 years |
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Primary Skills |
Core Java, Spring Boot, MySQL, Oracle, REST APIs, knowledge of card scheme specifications, ISO8583 Payment standards, EMV Data, Switch payment integration |
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Job Location |
Mumbai/Bangalore | open to remote work |
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3. REQUIREMENTS: |
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· Looking for a Switch developer with 3-7 years of hands on working experience with minimum of 3-4 years in Card and Payment Domain. · Strong knowledge of core java & spring boot · Hands-on experience on payment switch integration · Good knowledge of ISO8583 and EMV Data. · Hands-on experience on any database like MySQL, oracle...etc. · Should be strong in creating/ defining Swagger specs for REST APIs, understand REST principles, Guidelines. · In depth knowledge of Card Scheme Specifications (VISA, MasterCard, Rupay and AMEX), Card · Well versed with payment standards and ISO8583 and EMV data (mandatory), · Hands on experience with Switch payment integration · Resolve technical issues for designers and developers during project lifecycle · Excellent problem solving/troubleshooting skills on Java/J2EE technologies · Result oriented and a versatile engineer who is expert in providing solutions, creating architecture and designs. · Excellent communication (written and verbal) and interpersonal skills |
· Experience in object-oriented design/programming and proven experience as a Software Developer
· Experience with software design and development in a test-driven environment.
· Self-starter with high level of commitment and motivation
Job Title: Java Developer
Department: Technology and Research
Location: Mohali, Punjab
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
The successful candidate will be a pro-active problem solver, quick learner and will provide technical leadership and solution ownership. This candidate should have a passion for technology and should be looked at as a “technical guru” who champions their design, coding and implementation strengths and prides themselves on their development expertise. The successful candidate will join a team that develops and integrates enterprise e-commence and e-transaction systems for a diverse client base.
Job Responsibilities
- The successful applicant will be responsible for the technical delivery of all development assignments allocated to him in a timely fashion, while meeting rigorous quality targets.
- FSLC (Full Systems Life Cycle) programming in Java of scalable, maintainable, and well documented solutions based on Java
- Unit testing of code - Working with very large and complex SQL databases
- Troubleshooting through resolution of technical issues and system errors
- Performing testing, documentation, and mentoring/grooming/coaching less technical staff where applicable
- Work with Architects, Project Managers, and other Developers to estimate the level of effort necessary to implement assigned work packages.
- Write efficient, clean, tested code that follows high standards and quality requirements
Skills
Specific skillset required
- 1-2 years of enterprise application development experience with at least 1 year experience with Java/J2EE Technologies.
- Proficient in Java 8, with a good knowledge of java ecosystems
- Proven working experience in SQL and Database programming (MySQL, etc.)
- Development experience in Restful Web Services using Spring Framework
- Development experience using any ORM (JPA/Hibernate)
Good to have:
- Have knowledge of design pattern, which includes java, j2ee design pattern.
- Web development experience using HTML5, CSS and AJAX/JQuery and Angular preferred.
- Demonstrable working knowledge of CI/Build tools like Maven, Ant and Jenkins
- Proficient understanding of code versioning tools, such as Git/Bitbucket.
- Familiarity with mainstream application servers like Apache Tomcat, WebSphere 8.0.
- Have working knowledge of LINUX commands and scripting.
- Experience developing and deploying solutions/applications across various environments (on premises and cloud (AWS ,Azure, Alibaba, GCP etc.)
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