Java Lead

Job Title : Java Developer (Walk-In Interview – Gurgaon)

Experience : 3+ Years

Location : Gurgaon (Work from Office)

Interview Mode : 1. Virtual 2. Walk-In

Skills Required : Java, Spring Boot, Multi-threading, PostgreSQL, Redis

Job Description :

We are hiring Java Developers with expertise in Spring Boot, Multi-threading, PostgreSQL, and Redis.

Key Responsibilities :

• Develop and maintain Java-based applications with a strong focus on Spring Boot.
• Implement multi-threading and optimize application performance.
• Work with PostgreSQL for efficient data management.
• Utilize Redis for caching and performance enhancement.
• Collaborate with cross-functional teams to design, develop, and deploy scalable applications.

Technical Skills:

✅ Java (3+ Years) – Strong coding and problem-solving skills.

✅ Spring Boot – Experience in building microservices-based applications.

✅ Multi-threading – Knowledge of concurrency and thread-safe programming.

✅ PostgreSQL – Database design, optimization, and query performance tuning.

✅ Redis – Experience with caching mechanisms for high-performance applications.

Eligibility :

• 3+ Years of hands-on experience in Java development.
• Bachelor's/Master’s in Computer Science or a related field.
• Strong analytical and debugging skills.

Job Title: Senior Product Software Engineer I

Location: Bangalore, India

.

Software Engineer (Backend / Distributed Systems)

This role is for a hands-on Backend Software Engineer with 5+ years of experience building and maintaining large-scale distributed systems. The candidate will be responsible for developing scalable backend services, optimizing system performance, improving reliability, and contributing to architecture decisions.

Key Responsibilities

• Design, develop, and maintain backend services and APIs.
• Build scalable and reliable distributed systems.
• Collaborate with global engineering teams (US & India).
• Participate in system design, code reviews, testing, and CI/CD processes.
• Monitor production systems and provide support through on-call rotations.
• Improve system performance, fault tolerance, observability, and resiliency.
• Contribute to architectural discussions and technical decision-making.

Mandatory Skills

• 5+ years of software development experience.
• Strong coding skills in Java or Python.
• Experience with Distributed Systems and Microservices Architecture.
• Hands-on experience with REST APIs and API-driven applications.
• Strong knowledge of MySQL or PostgreSQL.
• Experience with CI/CD, testing, and code quality practices.

Preferred Skills

• Spring Boot (for Java developers).
• Kafka, Kinesis, or other event-driven/streaming technologies.
• Docker and Kubernetes.
• Terraform or Infrastructure as Code tools.
• Cloud platform experience (AWS/GCP/Azure).
• High-throughput and low-latency system experienc

• Strong experience in core Java programming.
• Good experience in Spring and Hibernate 
• Proficiency with JSF/third party JSF components framework
• Must have at least 2+ years exp. of Web application development with exp. in using any MVC framework
• Knowledge of OOP concepts, industry best practices, and design 
• Professional, precise communication skills
• Work experience writing Unit tests 
• Good understanding of web technology and enterprise-level applications 
• Work experience in applying the best practices of Web Application development
• Working experience in an Agile team especially with SCRUM
• Good to have experience in JavaScript frameworks
• Good to have experience in JSON, HTML5, CSS and XML

Following Skills will be an added advantage 

• Working experience of Prime-Faces
• Knowledge of Spring Web Flow

Behavioral Skill

• Should be self-motivated and a quick learner with a problem-solving mind-set
• Attention to detail and follow-through to achieve good quality and meet deadlines.
• Ability to work effectively in a team as well as in an individual environment
• Should have excellent written and verbal communication skills

MUST HAVES:

• #java11, Java 17 & above only
• #springboot #microservices experience is must
• #cloud experience is must (AWS or GCP or Azure)
• Strong understanding of #functionalprogramming and #reactiveprogramming concepts.
• Experience with asynchronous programming and async frameworks/libraries.
• Proficiency in #sql databases (MySQL, PostgreSQL, etc.).
• WFO in NOIDA only.

Other requirements:

• Knowledge of socket programming and real-time communication protocols.
• Experience of building complex enterprise grade applications with multiple components and integrations
• Good coding practices and ability to design solutions
• Good communication skills
• Ability to mentor team and give technical guidance
• #fullstack skills with anyone of #javascript or #reactjs or #angularjs is preferable.
• Excellent problem-solving skills and attention to detail.
• Preferred experience with #nosql databases (MongoDB, Cassandra, Redis, etc.).

Roles and Responsibilities

Code, develop, design and architect features related to the existing application. We  expect you to own modules end to end and take pride in the work products you  ship.

Lead from the front, when it comes to delivering high quality work products. Serve as a mentor to the team members

Create and define performance metrics. Ideate, innovate and hack through the  existing systems to improve performance

Perform code reviews, set coding practices and guidelines within the team.

Make sense of the product specs, be nimble in getting the issues resolved. Be a thought leader.

Critical Functional Skills

Solid understanding and knowledge of Java/C/C++. You should understand the concepts of multithreading, I/O, messaging, instrumentation etc and their  implementation in Java/Any other ObjectOriented Language.

Proficiency in the implementation of algorithms and the use of advanced data  structures to solve problems in computing. A solid foundation in the principles of  computer science is desired.

Ability to write clean, modular, and loosely coupled code by the use of design patterns.

He/She should be able to break down and architect complex software systems. For example

BuildCars Availability Engine for Ola.

Strong decisionmaking ability

Deep expertise in at least one programming language & tech stack.

Substantial experience in building complex and scalable solutions.

Strong object oriented design skills, ability to apply design patterns, and an uncanny ability to design intuitive module and class level interfaces

The ability to do deep problem solving and build elegant, maintainable solutions to complex problems.

Experience leading multi engineer projects and mentoring junior engineers

Experience with full life cycle development in any programming language on a Linux platform

Comprehensive operational experience including, optimizations, deployments and tuning servers like apache/mysql/tomcat/solr

Prior experience in working with Agile software methodologies (XP, Scrum), TDD, and Continuous Integration(CI/CD) a plus.

Experience in building data driven web application design and development is a plus

Expert level experience in building a scalable, large and complex business application

.Experience Required

:Typically with an experience of 5+ years of development experience in a product  firm.

Must have lead, designed, architected and delivered at least 1 project in his previous assignments independently.

Minimum Qualifications Required

Btech/MS from a reputed Institute

Deep expertise with any or combination programming languages: Java, C++, C#, Ruby, Scala,

Go any object oriented high level proprietary or open source language with strong programming constructs. We are not skill specific but go by strength in  competencies Machine coding Single machine in memory program

Need a working code with functionality Readable and well designed code with right abstractions, separation of concerns,right design patterns

Performant code with concurrency and efficient data structures

Write test cases covering the happy path and edge cases

Problem Solving

Choose the right combination of data structures to solve the problem

Identify most edge cases for the problem

Identify opportunities of parallelism: utilizes multicore solutions where applicable

Design & Architecture

Distributed systems design and system interaction

Identify API signatures

LLD with class design

Solve for performance & availability

•Hands on experience in Object oriented programming

•Hands on experience in Java, SpringBoot (min 2 years) or kafka or Cassandra or MongoDB

•Experience with developing/enhancing applications connecting to different Databases : Oracle/MySQL/Cassandra/MongoDB

•Strong knowledge of common Data structures and algorithms and when to use them.

•Experience in Xpath or XML or REST or JSON or protobuff

• Experience with software version control (such as git)

•Experience in working in an agile environment such as Scrum.

Preferable:

•Experience in public cloud PaaS (AWS, GCP, Azure)

•Real time stream data handling (Kafka, Kinesis

Your Opportunity

• Own and drive business features into tech requirements
• Design & develop large scale real time server side systems
• Quickly create quality prototypes
• Staying updated on emerging technologies
• Ensuring that all deliverables adhere to our world class standards
• Promote coding best practices
• Mentor and develop junior developers in the team

Required Experience:

• 4+ years of relevant experience as described below
• Excellent grasp of Core Java, Multi Threading and OO design patterns
• Experience with Scala, functional, reactive programming and Akka/Play is a plus
• Excellent understanding of data structures and algorithms
• Solid grasp of large scale distributed real time systems
• Prior experience on building a scalable and resilient micro service
• Solid understanding of relational databases, NoSQL databases and Caching systems
• Good understanding of Big Data technologies such as Spark, Hadoop is a plus
• Experience on one of AWS, Azure or GCP

Who you are :

• You have excellent and effective communication and collaborative skills
• You love problem solving
• You stay up to date with the latest technologies and then apply them in real life
• You love paying attention to detail
• You thrive in meeting tight deadlines and prioritising workloads
• Ability to collaborate across multiple functions

Education:

Bachelor’s degree in Engineering or equivalent experience within the field

• Build large scale enterprise applications.
• Responsible for providing deep technical expertise in designing and delivering end to end high performance, scalable & flexible solutions using Java and Open Stack technologies including Mobility/Responsive Web apps, APIs, application & data Integration, scalable databases, DevOps, Cloud Computing.
• He/ She would be also responsible to experiment, explore and demonstrate application of new technologies by means of conducting quick prototypes to solve business problems. Work with the direction from Solution Architect/ Enterprise Architect and co-create solutions with rest of the IT delivery teams