Java Developer

Job Title: Senior Software EngineerLocationExperienceJob DescriptionWe are seeking a Senior Software Engineer to join our dynamic engineering team, focusing on designing, developing, and optimizing large-scale ad technology systems. This role requires expertise in building high-performance, distributed systems capable of handling millions of transactions per minute. You will work closely with cross-functional teams to enhance the scalability, robustness, and performance of our real-time bidding systems.

• ResponsibilitiesDesign and implement high-performance microservices to handle large volumes of real-time data requests.
• Collaborate with the AdExchange team to optimize real-time ad buying, selling, and auctioning processes.
• Lead the development and enhancement of key features such as loss notifications and bidder engagement strategies.
• Build A/B testing mechanisms to optimize bidder responses and URL accuracy.
• Improve the scalability and reliability of critical services, utilizing advanced monitoring tools like Prometheus and Kafka.
• Conduct code reviews, create design documents, and mentor junior engineers.
• Manage end-to-end project lifecycles, from architecture design to deployment in production environments.
• Required SkillsProficiency in Java, Docker, Aerospike, Kafka, and MySQL.
• Strong understanding of distributed systems, microservices, and real-time bidding technologies.
• Experience in optimizing system performance to handle high-throughput, low-latency requirements (600,000+ requests/min).
• Expertise in monitoring and logging tools such as Prometheus, Grafana, and log management systems.
• Knowledge of cloud technologies (AWS or similar).
• Strong problem-solving skills and experience in A/B testing for optimizing system components.
• Preferred SkillsExperience in ad technology or large-scale data processing systems.
• Familiarity with JavaScript, REST APIs, and integration workflows.
• Hands-on experience with Kubernetes and event-driven architectures.

• Bachelor's degree in Computer Science, Software Engineering, or a related technical discipline
• 2-7 Years of Experience
• Expertise in software design and development
• Proficiency with at least one Object Oriented language (e.g. Java)
• Have knowledge about Computer Science fundamentals in object-oriented design, data structures, algorithm design, problem-solving, and complexity analysis
• A strong track record of project delivery for large, cross-functional projects
• Experience with building high-performance, highly available and scalable distributed systems
• Experience with API Design, ability to architect and implement an intuitive customer and third-party integration story
• Ability to think and analyse both breadthwise (client, server, DB, control flow) and depth-wise (threads, sessions, space-time complexity) while designing and implementing services

Kapture CRM is an enterprise-focused Service automation SaaS platform. We help 500+ enterprises in 14 countries to manage their customer service in a more intelligent, contextual way.

Roles & Responsibilities :

    * Proven experience in Java8, Spring Boot, Microservices/API

    * Strong experience with Kafka, Kubernetes

    * Strong experience in using RDBMS (Mysql) and NoSQL.

    * Experience in working in Eclipse / Maven environments.

    * Hands-on experience in Unix / Shell scripting.

    * Hands-on experience in fine-tuning application response/performance testing.

    * Experience in Web Services.

    * Strong analysis & problem-solving skills

    * Strong communication skills - both verbal and written

    * Ability to work independently with limited supervision

    * Proven ability to use own initiative to resolve issues

    * Full ownership of projects/tasks

    * Ability and willingness to work under pressure, on multiple concurrent tasks, and to deliver to agreed deadlines

    * Eagerness to learn

    * Strong team-working skills

Required Education:

B.Tech./ BE - Computer, IT, Electronics only

Required Skills:

• 3+ year of experience in Development in JAVA technology and springboot
• Strong Java Basics
• SpringBoot or Spring MVC
• Hands on experience on Relational Databases (SQL query or Hibernate) + Mongo (JSON parsing)
• Proficient in REST API development
• Messaging Queue (RabitMQ or Kafka
• Any Caching Mechanism
• Good at problem solving

Good to Have Skills:

• 4+ years of experience in using Java/J2EE tech stacks
• Good understanding of data structures and algorithms.
• Excellent analytical and problem solving skills.
• Ability to work in a fast paced internet start-up environment.
• Experience in technical mentorship/coaching is highly desirable.
• Understanding of AI/ML algorithms is a plus.

Additional Responsibilities: • Knowledge of more than one technology • Basics of Architecture and Design fundamentals • Knowledge of Testing tools • Knowledge of agile methodologies • Understanding of Project life cycle activities on development and maintenance projects • Understanding of one or more Estimation methodologies, Knowledge of Quality processes • Basics of business domain to understand the business requirements • Analytical abilities, Strong Technical Skills, Good communication skills • Good understanding of the technology and domain • Ability to demonstrate a sound understanding of software quality assurance principles, SOLID design principles and modelling methods • Awareness of latest technologies and trends • Excellent problem solving, analytical and debugging skills Technical and Professional Requirements: • Primary skills: Java • Desirables: Java->Microservices, Java->Springboot Preferred Skills: Java Generic Skills: Java->Microservices Java->Springboot Educational Requirements Bachelor of Engineering Service Line Application Development and Maintenance * Location of posting is subject to business requirements.

Responsibilities : 

• Design and develop scalable, high performance, and reliable API driven services/applications in Java language that operate whole day.
• Produce high quality software that is unit tested, code reviewed, and checked in regularly for continuous integration.
• Interact with both business, financial research, and technical stakeholders to deliver high quality products and services that meets/exceeds business, customer, and technical requirements.
• Own products and code from cradle to grave including production quality/performance monitoring.

Required Skills :

• Experience building and running high performance enterprise applications developed in Java language.
• Hands on experience developing Java web applications built with modern standards-based APIs including Java based REST APIs and implementations. 
• Experience in Java language APIs, Spring technologies, Hibernate, JDBC, RDBMS and NoSQL based data persistence.
• Experience developing solutions on AWS Cloud leveraging AWS Lambda, S3, DynamoDB, Cloud Formation, and other related AWS technologies. 
• Solid understanding of Domain Modeling with Relational and Non-Relational Databases.
• Excellent debugging and problem-solving skills, including ability to diagnose and fix performance and scalability issues.
• Experience working in an agile methodology-based development environment.
• Excellent written and verbal communication skills.
• BS/B.Tech/M.Tech in Computer Science or a related field.

• Understand the overall requirements of the product/platform and specifically for the assigned feature/module.
• Design and Develop Software as per the product architecture and requirements.
• Code and unit testing of the feature/modules including appropriate design reviews and code inspections.
• Ensure adherence to the software development processes.
• Investigates software/system problems to isolate the root cause and provides innovative solutions.
• Collaborates with cross-functional teams (locally & globally) to ensure product releases meet quality, performance, scalability, reliability, and schedule goals.

• Bachelor’s or Master’s degree in Computer Science, Software Engineering or Information Technology.
• 6-10 years of experience in software development using J2EE technologies
• Experience with Core Java, JEE5 (JSP/JMS/Web Services/Servlets), Spring, Hibernate, REST, JBOSS/Tomcat Servers
• 1+ years of experience using Azure IOT technologies
• Work experience in Azure IoT Suite: IoT HUB, Azure TSI, DPS, Service Bus, Azure Functions, Azure KeyVault, MCI/AKS, Azure AD
• Knowledge in Azure Data Lake, Azure SQL
• Strong understanding of object-oriented programming
• Knowledge in ReactJS, JQuery is a plus
• Good knowledge in SQL -preferable
• Must have worked in agile/scrum environment
• Good understanding of software development processes, preferably for a regulated medical devices environment (ISO13485/FDA)
• Ability to work with cross-functional and remote teams.
• Flexibility to work on different areas of the product/platform
• Good written and verbal English communication
• Ability to travel as needed (minimal)

Senior Software Development Engineer - Chennai  

Who we are?  

Kaleidofin is a financial platform for the informal sector, which provides solutions tailored to the customer’s goals and are intuitive to use. We are working towards creating fair and transparent financial solutions that can target millions of customers and enterprises in India that don’t have easy access to formal financial planning.  

In a very short time span, global investors such as Omidyar Network, Blume Ventures and well known individual investors have supported Kaleidofin’s well thought out business model with $2.8 million in seed funding.  

With its focus to harness mobile technology to deliver a paperless experience as well as its focus to harness technology and analytics to predict the right product for the right customer, Kaleidofin aims to become a leading FinTech player bringing financial solutions to everyone.  

To know more about Kaleidofin, do visit our site https://kaleidofin.com/  

What You’ll Do?  

We are seeking extremely smart & independent senior developers who are gung ho about building large scale systems that are going to have a big impact on millions of customers. You will:  

• Lead design and development of products working closely with business team 
• Independently own software components and co-own entire applications with a small group of fellow developers 
• Formally mentor junior software engineers on the team, reviewing design documents, (peer) reviewing code, providing design direction and guidance 
• Build performant, scalable, yet secure, enterprise ready back end architectures that can support millions of users in parallel 

• Establish strong engineering best practices and champion their adoption 

Who You Need To Be? 
 

• 4+ years’ experience in software product development and delivery 
• Bachelors or Masters degree in engineering (preferably computer science or sister branches) from a reputed institute (preferably IITs, NITs, or other top engineering institutes).  
• Strong grasp of CS fundamentals, algorithms and excellent problem-solving abilities. 
 

• All experience should be from good product development or e-commerce background. 
• Able to take ownership of working with atleast one of mobile or web app teams for complete integration with backend 
• Must have shown good stability in all your previous associations.  
• Skill set 

• Have strong backend knowledge and cloud development exposure 

• Proficiency in Java, Spring boot, Hibernate, REST API development 
• Worked with at least 1 RDBMS (Mysql preferred). NoSql is a plus. 
• Have used or are very hands-on with Microservices, Docker, Kubernetes, Gradle/Ant, Kafka, GIT/bitbucket in a very agile work place. 
• Writing high quality code which is made better by unit tests and integration tests is how you work 
• Comfortable with exploring proven open source tech stack like Grafana, Kibana, Jira, Prometheus, caches like Redis/Memcached, task queues like celery, to name a few 

• Knowledge of test driven development and AWS tech stack will be a good plus 

1. 2+ years of experience building REST APIs with Java
2. 1+ years of experience in maintaining REST APIs documentation.
3. 2+ years of experience programming and delivering in a production environment
4. Expertise working with data structures and algorithms
5. Proficiency in object-oriented programming and experience applying modern design patterns.