Application Engineer

Job Details:

• Role: Senior Staff Engineer, Java, Node JS
• Experience: 7.5 -9 Years
• Employment Type: Full-time
• Work Mode: Bengaluru (Onsite- 5 days)

Job description

REQUIREMENTS:

• Strong experience in Backend Engineering, Microservices, and Distributed Systems
• Deep hands-on expertise in Java and Node.js development 
• Strong experience in designing and developing RESTful APIs and backend services 
• Strong understanding of OOP, Data Structures, Algorithms, and Software Design Principles 
• Hands-on experience with PostgreSQL, MongoDB, or similar databases 
• Experience with system design, scalability, fault tolerance, and performance optimization
• Experience with Redis, messaging systems, and event-driven architectures
• Hands-on experience with Git, automated testing, CI/CD, Docker, and Kubernetes
• Strong understanding of API security, authentication, and authorization
• Experience with observability, monitoring, and production support
• Strong troubleshooting, analytical, and problem-solving skills
• Experience working in Agile/Scrum environments
• Excellent communication and stakeholder management skills
• Experience with Spring Boot, TypeScript, NestJS, Kafka, and AI-assisted coding tools is preferred

RESPONSIBILITIES:

• Design, develop, and maintain scalable backend services, microservices, and APIs
• Build high-performance RESTful and event-driven applications
• Own system design, data models, integrations, scalability, and reliability
• Collaborate with product and engineering teams to deliver business solutions
• Write clean, secure, maintainable, and well-tested code
• Conduct code reviews and mentor junior engineers
• Troubleshoot production issues and perform root cause analysis
• Improve CI/CD pipelines, monitoring, logging, and operational practices
• Optimize application performance, database efficiency, and system scalability
• Participate in architecture discussions, design reviews, and technical decision-making
• Implement security best practices and engineering standards
• Support platform modernization and continuous improvement initiatives
• Leverage modern development tools and AI-assisted coding practices to improve productivity
• Participate in Agile ceremonies and collaborate with cross-functional stakeholders
• Ensure delivery of high-quality, reliable, and scalable backend solutions.

Qualifications

Bachelor’s or master’s degree in computer science, Information Technology, or a related fields

Job Title: Java Backend Developer 

Location: Bangalore  

Experience: 3–6 years 

Mode: Full-time 

✨ Job Summary 

We are looking for a skilled Java Backend Developer to join our engineering team. You will be responsible for building the backend services and APIs that power our web and mobile applications. 

✅ Responsibilities: 

• Design and develop RESTful APIs using Java and Spring Boot 
• Write reusable, testable, and efficient backend code 
• Integrate databases, caching layers, and data storage solutions 
• Implement security and data protection best practices 
• Monitor and optimize application performance 
• Work with DevOps tools to manage builds and deployments 
• Participate in code reviews and agile ceremonies 

🧠 Required Skills: 

• Strong programming experience in Java 8+ 
• Proficient in Spring Boot, Hibernate, JPA 
• Hands-on with REST APIs, JSON, Postman 
• Solid understanding of SQL and relational databases (MySQL/PostgreSQL) 
• Experience with Maven/Gradle, Git, Jenkins 
• Familiarity with Docker, Kubernetes, or AWS is a plus 
• Understanding of OOP, design patterns, and microservice architecture 

🎓 Qualifications: 

• Bachelor's degree in Computer Science, Engineering, or a related field 
• 3+ years of backend development experience 

💼 Good to Have: 

• Knowledge of NoSQL (MongoDB, Redis) 
• Experience with CI/CD pipelines 
• Familiarity with testing tools like JUnit or Mockito 

Roles & Responsibilities :

• 1-2 years of hands-on experience in backend development with Java & Spring Boot.
• Build scalable and modular microservices for business-critical applications.
• Implement RESTful APIs and ensure high performance and responsiveness.
• Proficient with SQL databases (MySQL etc) Troubleshoot production issues and improve system reliability and scalability.

Strong Senior Backend Engineer profiles

Mandatory (Experience 1) – Must have 5+ years of hands-on Backend Engineering experience building scalable, production-grade systems

Mandatory (Experience 2) – Must have strong backend development experience using one or more frameworks (FastAPI / Django (Python), Spring (Java), Express (Node.js).

Mandatory (Experience 3) – Must have deep understanding of relevant libraries, tools, and best practices within the chosen backend framework

Mandatory (Experience 4) – Must have strong experience with databases, including SQL and NoSQL, along with efficient data modeling and performance optimization

Mandatory (Experience 5) – Must have experience designing, building, and maintaining APIs, services, and backend systems, including system design and clean code practices

Mandatory (Domain) – Experience with financial systems, billing platforms, or fintech applications is highly preferred (fintech background is a strong plus)

Mandatory (Company) – Must have worked in product companies / startups, preferably Series A to Series D

Mandatory (Education) – Candidates from top engineering institutes (IITs, BITS, or equivalent Tier-1 colleges) are preferred

Job Description:

• Very good Core Java programming skills, with 7+ years of experience, of which 3 - 4 in core
• development programs.
• Expertise on Agile and Build (Jenkins/GIT/Continuous Integration)
• Rich experience in software development SDLC - Requirements, Analysis,
• coding, review process, build and test.
• Fair understanding Linux fundamentals
• Solid understanding of object-oriented programming
• Good English comprehension and communication skills, both oral and written,
• Ability to write routine business correspondence, and technical notes
• Strong customer service orientation, proactive in updates/blockers

Good knowledge and experience of working with backend systems; 

designing server-side architecture, including production maintenance experience are must-haves.

At least 1-2 years of experience in any programming languages like Java, Ruby, PHP, Python and Node.js(Node.js preferred).

Understanding of micro-services oriented architecture.

Experience with Databases design (SQL, NoSQL) and analytics

Experience in driving and delivering complex features/software modules from technical design to launch.

Expertise with unit testing & Test Driven Development (TDD)