Software Engineer (Java Developer)

Job Title : Java Backend Developer

Experience : 3 to 6 Years

Locations : Bangalore / Gurgaon (Hybrid – 3 Days Work From Office)

Shift Timings : 11:00 AM – 8:00 PM IST

Notice Period : Immediate to 15 Days Only

Job Description :

We are looking for experienced Java Backend Developers with strong expertise in building scalable microservices-based architectures. The ideal candidate should have hands-on experience with Spring Boot, containerized deployments, and DevOps tools.

✅ Must-Have Skills :

• Java – Strong programming skills in core Java.
• Spring Boot (2.x / 3.x) – Deep understanding of microservices architecture and patterns.
• Microservices – Design and implementation experience.
• Kubernetes – Experience deploying and managing microservices
• Jenkins & Maven – Build and CI/CD pipeline experience
• PostgreSQL – Experience with relational database management

✨ Good-to-Have Skills :

• Git – Source control management
• CI/CD Pipeline Tools – End-to-end pipeline automation
• Cloud & DevOps Knowledge – Experience with cloud-based deployments

About the Company-

AdPushup is an award-winning ad revenue optimization platform and Google Certified Publishing Partner (GCPP), helping hundreds of web publishers grow their revenue using cutting-edge technology, premium demand partnerships, and proven ad ops expertise.

Our team is a mix of engineers, marketers, product evangelists, and customer success specialists, united by a common goal of helping publishers succeed. We have a work culture that values expertise, ownership, and a collaborative spirit.

Job Overview- Java Backend- Lead Role :-

We are seeking a highly skilled and motivated Software Engineering Team Lead to join our dynamic team. The ideal candidate will have a strong technical background, proven leadership experience, and a passion for mentoring and developing a team of talented engineers. This role will be pivotal in driving the successful delivery of high-quality software solutions and fostering a collaborative and innovative work environment.

Exp- 5+ years

Location- New Delhi

Work Mode- Hybrid

Key Responsibilities:-

● Leadership and Mentorship: Lead, mentor, and develop a team of software engineers, fostering an environment of continuous improvement and professional growth.

● Project Management: Oversee the planning, execution, and delivery of software projects, ensuring they meet quality standards, timelines, and budget constraints.

● Technical Expertise: Provide technical guidance and expertise in software design, architecture, development, and best practices. Stay updated with the latest industry trends and technologies. Design, develop, and maintain high-quality applications, taking full, end-to-end ownership, including writing test cases, setting up monitoring, etc.

● Collaboration: Work closely with cross-functional teams to define project requirements, scope, and deliverables.

● Code Review and Quality Assurance: Conduct code reviews to ensure adherence to coding standards, best practices, and overall software quality. Implement and enforce quality assurance processes.

● Problem Solving: Identify, troubleshoot, and resolve technical challenges and bottlenecks. Provide innovative solutions to complex problems.

● Performance Management: Set clear performance expectations, provide regular feedback, and conduct performance evaluations for team members.

● Documentation: Ensure comprehensive documentation of code, processes, and project-related information.

Qualifications:-

● Education: Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related field.

● Experience: Minimum of 5 years of experience in software development.

● Technical Skills:

○ A strong body of prior backend work, successfully delivered in production. Experience building large volume data processing pipelines will be an added bonus.

○ Expertise in Core Java.

■ In-depth knowledge of the Java concurrency framework.

■ Sound knowledge of concepts like exception handling, garbage collection, and generics.

■ Experience in writing unit test cases, using any framework.

■ Hands-on experience with lambdas and streams.

■ Experience in using build tools like Maven and Ant.

○ Good understanding and Hands on experience of any Java frameworks e.g. SpringBoot, Vert.x will be an added advantage.

○ Good understanding of security best practices. ○ Hands-on experience with Low Level and High Level Design Practices and Patterns.

○ Hands on experience with any of the cloud platforms such as AWS, Azure, and Google Cloud.

○ Familiarity with containerization and orchestration tools like Docker, Kubernetes and Terraform.

○ Strong understanding of database technologies, both SQL (e.g., MySQL, PostgreSQL) and NoSQL (e.g., MongoDB, Couchbase).

○ Knowledge of DevOps practices and tools such as Jenkins, CI/CD.

○ Strong understanding of software development methodologies (e.g., Agile, Scrum).

● Leadership Skills: Proven ability to lead, mentor, and inspire a team of engineers. Excellent interpersonal and communication skills.

● Problem-Solving Skills: Strong analytical and problem-solving abilities. Ability to think critically and provide innovative solutions.

● Project Management: Experience in managing software projects from conception to delivery. Strong organizational and time-management skills.

● Collaboration: Ability to work effectively in a cross-functional team environment. Strong collaboration and stakeholder management skills.

● Adaptability: Ability to thrive in a fast-paced, dynamic environment and adapt to changing priorities and requirements.

Why Should You Work for AdPushup?

At AdPushup, we have

1. A culture of valuing our employees and promoting an autonomous, transparent, and ethical work environment.

2. Talented and supportive peers who value your contributions.

3. Challenging opportunities: learning happens outside the comfort-zone and that’s where our team likes to be - always pushing the boundaries and growing personally and professionally.

4. Flexibility to work from home: We believe in work & performance instead of measuring conventional benchmarks like work-hours.

5. Plenty of snacks and catered lunch.

6. Transparency: an open, honest and direct communication with co-workers and business associates.

• Design, develop, code and test the solution

• Experience working with large datasets and NoSQL database technologies (e.g. Cassandra, ES) 

• 5-10 yrs of industry experience

• Energetic self-starter, with a desire to work in a startup environment

• Proficient in advanced Java programming skills

• Expert in Application development cloud/on premise end to end. Middle layer, DB layer.

• Nice to have understanding on MQ (e.g. Kafka)

• Good hands on in Complex Event Processing systems

• Solved scale and performance issues while dealing with huge sets of data. Pre compute or data aggregation frameworks to achieve good response time

• Experience working with large datasets and NoSQL database technologies (e.g. Cassandra, ES)

• Experience of debugging applications running on Unix like systems (e.g. Ubuntu, CentOS)

• Experience developing RESTful APIs for complex data sets

• Knowledge of container based development & deployment (e.g. Dockers, K8s)

• Expertise in software security domain, a plus

Required Skills:

• 3+ year of experience in Development in JAVA technology.
• Strong Java Basics
• SpringBoot or Spring MVC
• Hands on experience on Relationl Databases (SQL query or Hibernate) + Mongo (JSON parsing)
• Proficient in REST API development
• Messaging Queue (RabitMQ or Kafka)
• Microservices
• 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.

• Bachelor's degree in Computer Science or a related field with 2-5 years hands-on experience with Java based open source tech stack
• Expertise in Core Java, Data Structures, J2EE with proven expertise in Spring MVC, Spring boot, Microservices architecture, Web Services (Rest) in distributed systems
• Practical experience with MySQL and /or NoSQL databases like Couchbase, DynamoDB, Cassandra
• Practical experience with Caching frameworks Memcached/Redis, Message Queues (JMS, RabbitMQ)
• Practical hands-on experience in JavaScript UI preferred
• Experience in building high performance, high availability REST APIs and REST clients
• Expertise with log file analysis using one or more of ELK, or Splunk
• Prior experience with CI/CD, Container architecture - Docker/Jenkins and build scripts Maven/Ant
• Prior experience in transformation to cloud platforms is preferred
• Experience with Kafka is a definite plus
• Experience with building analytics pipeline and analytics DB is a plus
• Strong practical experience in applying design patterns, multithreading concepts to solve complex problems, strong problem solving skills

Responsibilities

• Use your skills in OOP, OOAD, and testing to design and develop robust and scalable software.
• Work in a fast-paced environment with a focus on writing production-quality code and tests.
• Maintain minimal yet essential engineering documentation to complement the product.
• Collaborate with engineers and product teams as part of Agile delivery.
• Participate in code reviews and release cycles with an ownership attitude.

Requirements

• Strong at problem-solving using Java 8 and above.
• General understanding of SDLC using agile methodologies iterative development.
• Basic skills in HTML, CSS, and JavaScript are desired.
• Hands-on knowledge of using Spring Boot or Quarkus for building Microservices or API driven solutions.
• Knowledge of SQL and experience in using any RDBMS like MySQL, PostgreSQL.
• Understanding or exposure to Cloud-Native development using AWS is an added advantage.

WHAT YOU’LL BE DOING: 

• Compile and analyze data, processes, and codes to troubleshoot problems and identify areas for improvement. 
• Collaborate with the front-end developers and other team members to establish objectives and design more functional, cohesive codes to enhance the user experience. 

• Develop ideas for new programs, products, or features by monitoring industry developments and trends. 
• Record data and report it to proper parties, such as clients or leadership. 
• Participate in continuing education and training to remain current on best practices, learn new programming languages, and better assist other team members. 
• Take the lead on projects, as needed. 
• Be involved and participate in the overall application lifecycle. 

• Build high-quality reusable code that can be used in the future. 
• Develop functional and sustainable web applications with clean codes. 
• Conduct UI tests and optimize performance. 
• Manage cutting-edge technologies to improve applications. 

QUALIFICATIONS: 

• Bachelor’s degree in Computer Science, Computer Programming or relevant field. Master’s Degree in a related field is preferred. 
• 5-7 years of relevant experience 
• Must be an expert programmer, skilled at computer languages such as HTML, C+++, C#, PHP, Python and Java. 
• Must understand Spring Core, Spring Boot, Spring MVC, Spring Data, JMS, Mysql, Redis, CouchDb, Micro Services, Docker, Kubernetes 
• Must be able to interpret and follow instructions related to the ultimate functionality of our IT-based product 

• Familiarity with front-end languages such as HTML, JavaScript and CSS 
• Must be comfortable with technology architecture and how a computer and its software functions. 
• Deadline driven, organized and understand how people view and understand content on the front-end 
• Proven experience in highly complex environments 
• Strong technical documentation skills 

• An ability to solve multifaceted technical issues in a fast-paced environment 
• Self-motivated and accountable for your work 
• Passionate about learning and continuous improvement 
• Excellent written and verbal communication skills 
• Ability to work overtime