We are looking for a Java/Full stack 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. Java developer roles and responsibilities include managing Java application development while providing expertise in the full software development lifecycle, from concept and design to testing.
Java developer responsibilities include designing, developing and delivering high-volume, low-latency applications for mission-critical systems.
Experience : 2+ years
Location : Work from Home (full time)
Notice Period : 0 to 30 days ( Immediate joiners are preferred)
Roles & Responsibilities :
(This role encompassing both API engineering using Java stack and web development. Experience in designing, developing, testing and successfully deploying critical and complex projects.)
-
Contribute in all phases of the development lifecycle
-
Write well designed, testable, efficient code
-
Ensure designs are in compliance with specifications
-
Prepare and produce releases of software components
-
Support continuous improvement by investigating alternatives and technologies and presenting these for architectural review
-
Build reusable code and libraries for future use
Required Skill set :
-
Java background with a minimum of 2 years experience in Java technologies.
-
Experience in designing and developing application backend using frameworks like Spring Boot, Spring MVC, Jersey, JPA, Hibernate, SQL, Linux, JSON, XML, OAuth etc.
-
Add on : Experience with frontend technologies like CSS,HTML,Javascript, NodeJS/Express, Angular, React, ExtJS, Vue is preferred
-
Experience with both SQL and NoSQL database systems and writing SQL queries
-
Strong experience building, designing, and consuming Restful web services.
-
Exposure of Cloud Infrastructure - AWS and Alibaba Cloud
-
Excellent understanding of ORM and Database concepts
-
Experience with developing unit test code using JUNIT, Power Mock/EasyMock/Mockito etc.
-
Experience with Git, Maven and CI/CD pipelines to deploy on Cloud applications
-
Experience & knowledge on Micro services Architecture and API development using Java, spring, Spring Boot
-
Experienced in roles conducting requirements gathering, writing user stories, creating application design and using design patterns
-
Good knowledge on credentials/secrets management and data encryption techniques
-
Good knowledge on coding standards, design patterns, unit testing.
-
Good hands - on BitBucket/Github is preferred.

Similar jobs
Job Description:
• Experience in Core Java, Spring Boot.
• Experience in microservices.
• Extensive experience in developing enterprise-scale systems for global organization. Should possess good architectural knowledge and be aware of enterprise application design patterns.
• Should be able to analyze, design, develop and test complex, low-latency client-facing applications.
• Good development experience with RDBMS in SQL Server, Postgres, Oracle or DB2
• Good knowledge of multi-threading
• Basic working knowledge of Unix/Linux
• Excellent problem solving and coding skills in Java
• Strong interpersonal, communication and analytical skills.
• Should be able to express their design ideas and thoughts.
We are seeking a highly skilled Senior Java Developer with expertise in Microservices architecture and Spring Boot to join our dynamic team. The ideal candidate will be responsible for designing, developing, and deploying scalable, high-performance backend solutions.
Key Responsibilities:
- Design, develop, and maintain Java-based applications using Spring Boot and Microservices architecture.
- Develop and implement RESTful APIs and integrate them with front-end components.
- Optimize application performance and ensure high availability and scalability.
- Collaborate with cross-functional teams to gather and analyze business requirements.
- Implement security best practices, including authentication and authorization mechanisms.
- Develop and maintain unit and integration tests to ensure robust software quality.
- Work with DevOps teams to automate CI/CD pipelines and ensure smooth deployment processes.
- Monitor and troubleshoot production issues, providing efficient resolutions.
- Stay updated with emerging technologies and best practices in Java development and cloud-native applications.
Required Skills & Qualifications:
- 8+ years of hands-on experience in Java development.
- Expertise in Spring Boot, Spring MVC, Spring Cloud, and other Spring frameworks.
- Strong experience with Microservices architecture and API development.
- Proficiency in RESTful services, JSON, and Swagger/OpenAPI.
- Hands-on experience with SQL and NoSQL databases (e.g., MySQL, PostgreSQL, MongoDB, Redis).
- Familiarity with message brokers like Kafka or RabbitMQ.
- Experience with containerization (Docker, Kubernetes) and cloud platforms (AWS, Azure, or GCP).
- Solid understanding of CI/CD pipelines using Jenkins, GitLab, or similar tools.
- Strong problem-solving skills and the ability to work in an agile development environment.
- Excellent communication and teamwork skills.
Nice-to-Have:
- Experience with GraphQL and event-driven architecture.
- Knowledge of reactive programming using WebFlux.
- Familiarity with observability tools like Prometheus, Grafana, ELK stack.
Treflo is looking for an Engineering Lead to join our Product Development team and work on the financial revolution triggered by the dawn of Cryptocurrencies and Smart contracts along with us. As Engineering Lead, you will be leading the Tech teams focused on Building Web 3 products along with the Product Team to ensure smooth execution of Specifications, provide engineering and product development inputs, oversee the company's technical team, analyze briefs, identify risks, and develop work schedules. You should be able to work with your team and inspire them to reach their goals. We see successful Leadership as always expanding their industry knowledge and ability to quickly identify problems, understand accountability, and trustworthiness, and be able to build lasting relationships with their teams.
Responsibilities
Determining project requirements and developing work schedules for the team. Delegating tasks and achieving daily, weekly, and monthly goals. Analyzing existing operations and scheduling training sessions and meetings to discuss improvements. Up to date with industry news and emerging best practices and technologies. Working closely in collaboration with the business, product, and design teams. Provide guidance on best implementation. Product Oriented Thinking - should come up with ideas to improve our product continuously and marshal resources at hand.
Requirements
Bachelor's degree in Computer Science, Software Engineering, Information Technology, or related field. Minimum 4+ years of proven experience in deploying and maintaining Products. Minimum 1+ years of experience building and managing teams. Experience in Web3 stack with a clear understanding of concepts like decentralization, EVM, and cross-chains. Experience with Blockchain development - Smart Contracts, Solidity, Move, Haskell or WASM, etc. Expertise in frontend and backend tech stack - Node JS, Express, Typescript, Solidity, Smart Contracts, ReactJS, Android, Blockchains, Data structures, and Algorithms. Expertise in Databases like MongoDB & MySQL. Experience with solutions like Digital Ocean, Kubernetes, AWS, Docker, etc. Strong leadership, team building, hiring, and organizational abilities.
Desired Skills and Experience Blockchain,JavaScript,Node.js,React.js



Job description
- Coding and creating functional web applications and optimizing code for increasing response time and efficiency.
- Coordinating with front-end developers and providing server-side algorithms of user-facing web application elements.
- Analyzing the goals and requirements, handling bugs and errors and providing solutions for the same.
- Interacting with the database for storing data and ensuring that every user has access to what they search.
- Accomplishing the projects and goals within the deadline.
- Managing APIs that are executed across the devices.
- Participating in defining the architecture of the system.
Required skills
- Proven knowledge of front-end technologies, such as Angular, React, HTML, CSS, and JavaScript will be preferred.
- In-depth knowledge of PHP and related frameworks. Knowledge of Ruby, Python, NodeJs, and Java will be an added advantage.
- Good Communication, Analytical, Logical, and Leadership skills.
- Knowledge of front-end technologies such as Angular, React, HTML, CSS, and JavaScript will be preferred.
- Ability to manage a hosting environment along with database administration such as MySQL, Oracle.
- Excellent knowledge of APIs (REST, SOAP) and Web services.
- Capable of scaling applications to handle the load changes.
- Knowledge of version control, such as GIT.
- Knowledge of accessibility and security compliance.
· 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
Payment card industry preferred
Job Description
Apply only if you have experience in data structure and algorithms. (Data structure and algorithms based questions is a part of the interview)
Experience: 3 + years
Location: Bangalore
Notice Period: Immediate to 20 days
Working: currently WFH
Skills: Core Java developer, hashmap, linked list, array, spring, hibernate, OOPS
Please mention the IT skills worked on.

- Experience level of 6 to 9 years of experience in very large-scale applications.
- Strong problem-solving skills, computer science fundamentals, data structures and
- algorithms their space & time complexities
- Design (LLD & HLD) and architect technical solutions for the business problems of a very large-scale portal.
- Strong hands-on and practical working experience with Java as the programming language
- Strong debugging skills - Code, Logs, DB, JVM
- Excellent coding skills - should be able to convert design into code fluently.
- Hands-on experience working with Databases and Linux platform
- 3+ to 6 years of hands-on coding experience in Java preferably Version 8
- Building RESTFUL services using Spring boot, Spring WS, etc
- Hands on experience in Microservices
- Data-Layer Development: MySQL, NoSQL, ORM
Skill: AWS, Java, Microservices
Experience: 3-7 Yrs
Location: Noida
Notice Period: Immediate/ 15 days



