Java Backend Developer

Review Criteria

• Strong Senior Backend Engineer profiles
• Must have 5+ years of hands-on Backend Engineering experience building scalable, production-grade systems
• Must have strong backend development experience using one or more frameworks (FastAPI / Django (Python), Spring (Java), Express (Node.js).
• Must have deep understanding of relevant libraries, tools, and best practices within the chosen backend framework
• Must have strong experience with databases, including SQL and NoSQL, along with efficient data modeling and performance optimization
• Must have experience designing, building, and maintaining APIs, services, and backend systems, including system design and clean code practices
• Experience with financial systems, billing platforms, or fintech applications is highly preferred (fintech background is a strong plus)
• (Company) – Must have worked in product companies / startups, preferably Series A to Series D
• (Education) – Candidates from top engineering institutes (IITs, BITS, or equivalent Tier-1 colleges) are preferred

Role & Responsibilities

As a Founding Engineer at company, you'll join our engineering team during an exciting growth phase, contributing to a platform that handles complex financial operations for B2B companies. You'll work on building scalable systems that automate billing, usage metering, revenue recognition, and financial reporting—directly impacting how businesses manage their revenue operations.

This role is perfect for someone who thrives in a dynamic startup environment where requirements evolve quickly and problems need creative solutions. You'll work on diverse technical challenges, from API development to external integrations, while collaborating with senior engineers, product managers, and customer success teams.

Key Responsibilities-

• Build core platform features: Develop robust APIs, services, and integrations that power company’s billing automation and revenue recognition capabilities
• Work across the full stack: Contribute to both backend services and frontend interfaces, ensuring seamless user experiences
• Implement critical integrations: Connect company with external systems including CRMs, data warehouses, ERPs, and payment processors
• Optimize for scale: Build systems that handle complex pricing models, high-volume usage data, and real-time financial calculations
• Drive quality and best practices: Write clean, maintainable code while participating in code reviews and architectural discussions
• Solve complex problems: Debug issues across the stack and work closely with teams to address evolving client needs

The Impact You'll Make-

• Power business growth: Your code will directly enable billing and revenue operations for fast-growing B2B companies, helping them scale without operational bottlenecks
• Build critical financial infrastructure: Contribute to systems handling millions in transactions while ensuring accurate, compliant revenue recognition
• Shape product direction: Join during our scaling phase where your contributions immediately impact product evolution and customer success
• Accelerate your expertise: Gain deep knowledge in financial systems, B2B SaaS operations, and enterprise software while working with industry veterans
• Drive the future of B2B commerce: Help create infrastructure powering next-generation pricing models from usage-based to value-based billing.

Job Description

We are seeking a talented and experienced Java SpringBoot Microservices Developer

to join our dynamic development team. As a Java SpringBoot Microservices Developer,

you will be responsible for designing, developing, and maintaining scalable and

high-performance microservices-based applications using Java and SpringBoot

frameworks.

Responsibilities:

● Collaborate with cross-functional teams to gather and analyze requirements for

the development of microservices applications.

● Design, develop, and implement robust and scalable microservices using Java

and SpringBoot.

● Build RESTful APIs and integrate them with external systems as required.

● Ensure the performance, security, and reliability of the microservices through

thorough testing and debugging.

● Participate in code reviews to ensure code quality, maintainability, and adherence

to coding standards.

● Troubleshoot and resolve technical issues related to microservices and their

integration with other components

● Continuously research and evaluate emerging technologies and industry trends

related to microservices and recommend improvements to enhance application

development.

Requirements:

● Bachelor's degree in Computer Science, Software Engineering, or a related field.

● Strong experience in Java development, specifically with SpringBoot framework.

● Proficiency in designing and developing microservices architectures and

implementing them using industry best practices.

● Solid understanding of RESTful API design principles and experience in building

and consuming APIs.

● Knowledge of cloud platforms and experience with containerization technologies

(e.g., Docker, Kubernetes) is highly desirable.

● Familiarity with agile development methodologies and tools (e.g., Scrum, JIRA) is

a plus.

● Excellent problem-solving and analytical skills with a keen attention to detail.

● Effective communication and collaboration skills to work effectively within a team

environment.

If you are a passionate Java developer with a strong focus on building scalable

microservices applications using SpringBoot, we would love to hear from you. Join our

team and contribute to the development of cutting-edge solutions that deliver

exceptional user experiences.

To apply, please submit your resume and a cover letter outlining your relevant

experience and achievements in Java SpringBoot microservices development.

Company Description

Miko is an advanced artificial intelligence innovation lab with a mission to bring AI and robotics to every consumer home. Headquartered in Mumbai, India, our workforce spans several countries, including the

United States, Canada, Europe, and the Middle East. To check out various product offerings, visit Miko's website.

Position Overview:

We seek a highly skilled and experienced Senior/ Lead Software Engineer to join our innovative team. The ideal candidate will have a strong background in Java development and be proficient in various backend technologies and frameworks. The role involves designing, developing, and maintaining high-performance, scalable backend systems. The candidate should be comfortable working in a Linux environment and have hands-on experience with both SQL and NoSQL

databases, as well as modern containerization and orchestration tools.

Key Responsibilities:

• Design, develop, and maintain backend services using Java, Spring Boot, and Vert.x.

• Implement and manage database solutions using SQL and NoSQL databases.

• Work with Hibernate for ORM (Object-Relational Mapping).

• Develop and manage caching mechanisms with Redis.

• Implement messaging and streaming solutions using Kafka.

• Utilize Docker for containerization and Kubernetes for orchestration.

• Perform system designing to ensure high availability, scalability, and reliability of applications.

• Design and develop microservices or monolithic architectures based on project requirements.

• Collaborate with front-end developers and other team members to establish objectives and design more functional, cohesive code to enhance the user experience.

• Write clean, scalable code using Java programming languages.

• Revise, update, and debug code.

• Improve existing software.

• Develop documentation throughout the software development life cycle (SDLC).

• Serve as an expert on applications and provide technical support.

Mandatory Skills and Qualifications:

• Proven experience as a Java Backend Developer.

• Strong expertise in Java, Spring Boot, and Vert.x.

• Proficient in using Hibernate for ORM.

• Extensive experience with Linux operating systems.

• Hands-on experience with Git version control system.

• Solid understanding of SQL and NoSQL databases.

• Experience with Redis for caching.

• Practical knowledge of Kafka for messaging and streaming.

• Proficiency with Docker for containerization and Kubernetes for orchestration.

• Strong understanding of system designing principles.

• Experience with microservices or monolithic architecture.

• Excellent problem-solving skills and attention to detail.

• Ability to work independently and as part of a team.

• Strong communication skills.

Preferred Skills:

• Familiarity with CI/CD pipelines.

• Knowledge of cloud platforms (AWS, Azure, GCP).

• Understanding of network protocols and security.

Educational Qualifications:

• Bachelor's or Master’s degree in Computer Science, Information Technology, or a related field.

Why Miko?

• Cutting-Edge Technology: Work with the latest in AI, robotics, and software development.

• Dynamic Work Environment: Collaborative and inclusive culture encouraging creativity and innovation.

• Career Growth: Opportunities for continuous learning, mentorship, and professional advancement.

• Impactful Work: Contribute to products that enhance the learning and play experiences of children worldwide.

• Global Reach: Be part of a brand that has a significant international presence.

• Innovative Products: Develop revolutionary products like the Miko robot.

• Supportive Culture: Enjoy a diverse, inclusive, and well-balanced work-life environment.

• Competitive Compensation: Receive competitive salaries and benefits packages.

• Entrepreneurial Spirit: Bring your ideas to life in a company that values initiative.

• Community Engagement: Participate in outreach programs and initiatives that give back to the community.

Experience Required: 5 -10 yrs.

Job location: Sec-62, Noida

Work from office (Hybrid)

Development Platform: Backend Development- Java/J2EE, Struts, Spring, MySQL, OWASP

Job Brief:

Requirements:

·      5+ years of experience in developing distributed, multi-tier enterprise applications, APIs.

·      Fully participated in several major product development cycles.

·      Solid background in design, OOP, object, and data modelling.

·      Deep working knowledge of Java, Struts,Spring, Relational Database.

·      Experience in design and implementation of service interface and public APIs.

·      Actively involved/writing codes in current project.

·      Development knowledge and experience of working with AWS, Azure etc. will be an added plus.

·      Clear Understanding and Hands on experience on OWASP Top 10 Vulnerability standards like XSS, CSRF, SQL injection, session hijacking, and authorization bypass vulnerabilities.

·      Find and resolve the security concerns on the product/application.

·      Good Documentation, reporting, Strong communication, and collaboration skills with various levels of executives from top management to technical team members across the organization.

·      Strong self-starter who can operate independently.

Purpose

 To design, develop, test, and maintain integrated software applications, systems, and platforms

 Responsible for ensuring that the software created is reliable, scalable, and secure

 The candidate should use his/her expertise to maintain enterprise wide upstream and downstream integration

solutions that help organizations achieve their business goals and provide value to end-users

Key Accountabilities

Responsibilities will include but will not be restricted to:

 Designing and developing solutions at middleware and integration layer

 Ensure the best standards are followed for integrating with multiple upstream and downstream

applications

 Documenting and Developing APIs which are fault tolerant, performance oriented and allow for publishing

across multiple sources

 Ensure management of the interfaces on the WSO2 EI platform

 Ensure continuous monitoring, troubleshooting, and debugging

 Ensuring that the integrations development is part of the overall CI/CD pipeline

 Working with stakeholders to ensure that integration solutions meet business requirements and are

delivered on time

Technical Requirements

 A Bachelor’s degree in Computer science, software engineering, or any other equivalent field

 Has 6+ years of experience in the field of software engineering or software development

 Experience with WSO2 middleware technologies like WSO2 Enterprise Integrator (EI), WSO2 API Manager,

and WSO2 Identity Server

 Experience in developing multiple type interfaces such as SOAP, REST, WebHooks, GraphQL and having

knowledge of working on changing one type to other

 Software development skills including proficiency in a modern programming language such as

Java/C++/Python/Golang.

 The ideal candidate should have worked on application development within an enterprise ecosystem.

 The person should also have the necessary knowledge to connect to systems like mail, DB, external

systems, or APIs etc.

 Ideally the person should have demonstrated creating common interfaces or adapters for interactions

between heterogeneous systems with least amount of code change or no code change at all on both the

integrating systems.

 The person needs to be hands on and should be able to write code and review the code of teammates.

Desired Personal Qualities and Behavior

 Excellent relationship management skills with the ability to engage, negotiate and manage key

stakeholders and suppliers.

 Excellent communication, interpersonal and influencing skills.

• 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

Job Responsibilities:

• Developing and installing software solutions.
• Designing, implementing and delivering high quality Software project in JAVA, SQL / Oracle, J2EE and other JAVA technologies.
• Participate in detailed level in design, coding, code walk through, peer code reviews and unit testing, System Testing, UAT, Demos, POCs, installation, maintenance of Software modules.
• Software prototype.
• System Architecture.
• Software Design Document.
• User interfaces to be developed as per UX guidelines Code files ensuring coding guidelines followed.
• Code review artefacts during peer code review.
• Test plan and Test Cases.
• Installation / Deployment document Release Document.
• Technical Documentation.