Java Developer (NMS)

🧠 What You'll Do

• Lead design and development of highly scalable and performance-sensitive enterprise applications using Java and Spring frameworks.
• Design non-trivial systems that are secure, robust, and aligned with modern software design principles.
• Work closely with Solution Architects and cross-functional teams to interpret client requirements and translate them into technical deliverables.
• Oversee and contribute to full-cycle development: from requirement analysis and technical design to coding, testing, deployment, and support.
• Mentor and guide junior developers through code reviews, design discussions, and process adherence.
• Bring improvements in and ensure best practices in coding, architecture, documentation, and DevOps processes.
• Conduct performance tuning and scalability planning for production-grade systems.
• Drive automation, CI/CD practices, and code quality through tooling and frameworks.

🛠️ Key Skills & Requirements

Technical Skills:

• 8+ years of hands-on development experience with Java 8 and above .
• Expert hands in Java and Spring Framework.
• Excellent understanding of data structures, algorithms, and RDBMS concepts (MySQL, PostgreSQL, or Oracle).
• Practical knowledge of scalable system architectures.
• Proficient in using build and engineering tools like Maven/Gradle, Git, Jenkins, etc.
• Comfortable with performance analysis, optimization, and profiling tools.
• Solid grasp of unit testing frameworks like JUnit and Mockito.

Leadership & Process:

• Experience leading software development teams or projects.
• Strong estimation, scheduling, and resource planning capabilities.
• Excellent analytical thinking, problem-solving, and decision-making skills.
• Effective communication and presentation skills; ability to work closely with business and technical teams.
• 
  
• Bonus!
• Experience in fraud detection, risk scoring, or financial compliance systems.
• Knowledge of domain-driven design, event sourcing, or CQRS.
• Expertise in ReactJS

🎯 What You Can Expect

• Work on cutting-edge fraud prevention and risk management solutions used by top financial institutions.
• Collaborate with a passionate and experienced team in a high-impact domain.
• Work alongside passionate, talented professionals on impactful challenges.

Requirements

• Extensive and expert programming experience in at least one general programming language (e. g. Java, C, C++) & tech stack to write maintainable, scalable, unit-tested code.

• Experience with multi-threading and concurrency programming.

• Extensive experience in object oriented design skills, knowledge of design patterns, and a huge passion and ability to design intuitive modules and class-level interfaces.

• Excellent coding skills - should be able to convert design into code fluently.

• Knowledge of Test Driven Development.

• Good understanding of databases (e. g. MySQL) and NoSQL (e. g. HBase, Elasticsearch, Aerospike etc).

• 4+ years of experience in the art of writing code and solving problems on a large scale.

• Open communicator who shares thoughts and opinions frequently, listens intently, and takes constructive feedback.

We are looking for an experienced Lead Java Developer to join our team and take a leadership role in driving the design, development, and delivery of highquality software solutions. A Senior Java Lead Developer will be responsible for leading a team of developers, providing technical guidance, and ensuring the successful execution of projects. Should have a strong background in Java development, excellent leadership skills, and a track record of delivering complex software projects on time. System Architect: Should have Architect the system before for a large scale solution Understanding of various java design pattern and use the pattern which is more appropriate Understanding of various micro-service design pattern and use the pattern which is more appropriate Has worked on DDD with CQRS Has designed solution for multi tenant application. Technical skills: Used latest version of java and good understanding of it Skilled in spring boot, spring MVC Basic Skill: 10+ years of experience in development. Good communication skills in English. Testing: Skilled in using Junit Security: Good understanding of application security Understanding of DDOS and best practice for that Good understanding of rate limiting API Good understanding about spring security or any thing better Database: Great understanding of MySQL Experience in extensively using hibernate Debugging: Understanding about Logging Skilled in debugging production issue

• 5 years of experience as Java/Jee Developer, Springboot
• Good knowledge of OOPS concepts.
• Experience in Java8, JSP, Spring Core, Spring MVC, Spring Rest & Spring JPA Repository
• Experience in Hibernate, relational databases and sql.
• Experience in Rest API development.
• Experience in implementation of Jasper Reports
• Familiar with Git & Maven

Type: Individual contributor with good hands on proficiency. 

Must have

• Strong proficiency in at least one of  Java, Ruby, Python
• Exposure to databases: any of  PostgreSQL, MySQL, Apache Cassandra
• Any NoSQL database experience is a plus
• Exposure to AWS cloud infrastructure: EC2 or S3 
• Proficiency with Git
• MUST: Using REST to make API calls. 

Great to have: 

• Experience working with one or more middleware, enterprise bus, queueing frameworks
• Any of Memcached/Redis, Apache Kafka / RabbitMQ / PubSub+ / AmazonMQ

Soft skills:

• Appreciation for clean and well documented code

What will you do at Tradyl:

(Examples for illustration only)

• Build a shipping service module that is called by our website to query shipping rates from India to a destination country. Configure this to so that an Ops person can update shipping costs as and when they change. Own deployment and monitoring of this service. 
• Use Zapier to build a workflow to export a MixPanel report into a Google sheet every day.
• Change our supplier portal (built on bubble.io) to make an API call to our customer facing site, whenever a supplier modifies his profile.
• Write an alert mechanism that identifies catalogues with insufficient information and makes them non discoverable, which can run every day.
• Work with Business Team to design a workflow for product inwarding using Airtable. Write a small app within Airtable so that whenever a product is updated as “shipped” in airtable, it updates the customer facing website.
• Use an open source dashboarding framework to create a quick dashboard to track important business events.