Backend Java (Microservices / Spring Boot) Developer

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Job Title: Senior Java Architect (12+ Years Experience)
Location: Remote (2 PM - 11 PM IST)
Experience: 12+ Years
Salary: ₹15L - ₹21L/yr
Employment Type: Contract (1 Year Extendable)
Job Description:
We are looking for a highly experienced Java Architect to join our team on a long-term contract basis. The ideal candidate should have deep expertise in designing scalable enterprise applications using Java and microservices architecture. The candidate should be capable of driving architecture decisions, mentoring development teams, and delivering high-performance solutions for enterprise-grade systems.
Key Responsibilities:
- Design and architect scalable enterprise applications using Java and microservices
- Lead system design and architecture decisions for complex applications
- Develop and implement microservices architecture patterns
- Drive technical architecture across multiple development teams
- Mentor and guide senior developers and engineering teams
- Handle high-traffic, scalable enterprise application architecture
- Collaborate with stakeholders to define technical requirements and roadmaps
- Ensure system performance, scalability, and reliability
- Review code and architecture designs for best practices
- Work with Spring Boot, Spring Cloud, and modern Java frameworks
Required Skills & Qualifications:
- 12+ years of hands-on experience in Java development and architecture
- Strong expertise in microservices architecture and design patterns
- Deep knowledge of system design principles and enterprise architecture
- Hands-on experience with Spring Boot and Spring Cloud
- Experience designing scalable, high-performance enterprise applications
- Proficiency in RESTful APIs, messaging systems, and API gateways
- Strong understanding of cloud platforms (AWS, Azure, or GCP)
- Experience with containerization (Docker) and orchestration (Kubernetes)
- Knowledge of database design (SQL and NoSQL)
- Expertise in JVM tuning and performance optimization
Technical Skills:
- Java 11+ (Java 17/21 preferred)
- Spring Boot, Spring Cloud, Spring Security
- Microservices architecture and design patterns
- RESTful APIs, GraphQL, gRPC
- Apache Kafka, RabbitMQ, or similar messaging systems
- Docker, Kubernetes, CI/CD pipelines
- PostgreSQL, MySQL, MongoDB, or similar databases
- Redis, Elasticsearch, or caching solutions
- Maven, Gradle, Git
Additional Requirements:
- Ability to work 2 PM - 11 PM IST (US/Europe Shift Timing)
- Immediate availability or short notice period (15 days max)
- Strong problem-solving and analytical skills
- Excellent communication skills for stakeholder collaboration
- Experience mentoring technical teams
- Contract commitment for a minimum of 1 year (extendable)
Good to Have (Preferred Skills):
- Experience with reactive programming (WebFlux, Project Reactor)
- Cloud certification (AWS Solutions Architect, etc.)
- Experience with observability tools (Prometheus, Grafana)
- Knowledge of domain-driven design (DDD)
- Experience with multi-cloud or hybrid cloud architectures
- Freelance/contract experience (preferred)
What We Offer:
- 1.2 ~ 1.8 LPM fixed contract salary
- Long-term contract (1-year extendable)
- Remote work with a flexible 2-11 PM IST schedule
- Work with cutting-edge enterprise technologies
- Opportunity to architect large-scale systems
- Collaborate with experienced engineering teams
- Immediate start for the right candidates
We are looking to recruit an expert for backend software development at Webnyay. We are an enterprise SaaS startup catering to India and international markets. We are now growing fast and need a rockstar senior software developer who is an expert in Python/Django and GCP.
What we are looking for:
- At least 6 years of professional software development experience.
- At least 4 years of experience with Python & Django.
- Proficiency in Natural Language Processing (tokenization, stopword removal, lemmatization, embeddings, etc.)
- Experience in computer vision fundamentals, particularly object detection concepts and architectures (e.g., YOLO, Faster R-CNN)
- Experience in search and retrieval systems and related concepts like ranking models, vector search, or semantic search techniques
- Experience with multiple databases (relational and non-relational).
- Experience with hosting on GCP and other cloud services.
- Familiar with continuous integration and other automation.
- Focus on code quality and writing scalable code.
- Ability to learn and adopt new technologies depending on business requirements.
- Prior startup experience will be a plus!
Some of your responsibilities would include:
- Work closely in a highly AGILE environment with a team of engineers.
- Create and maintain technical documentation of technical design and solution.
- Build products/features that are highly scalable, secure, highly available, high performing and cost-effective.
- Help team in debugging.
- Perform code reviews.
- Understand the full feature set/ implementation and architecture of the applications.
- Analyze business goals and product requirements and contribute to application architecture design, development and delivery.
- Provide technical expertise for every phase of the project lifecycle; from concept development to solution design, implementation, optimization and support.
- Act as an Interface with business teams to understand and create technical specifications for workable solutions within the project.
- Explore and work with LLM APIs and Generative AI.
- Make performance-related recommendations, identify and eliminate performance bottlenecks (hardware, software, configuration); drive performance tuning, re-design and re-factoring.
- Participate in the software development lifecycle, which includes research, new development, modification, security, reuse, re-engineering and maintenance of common component libraries.
- Participate in product definition and feature prioritization.
- Collaborate with internal teams and stakeholders across business verticals.
Design software, write code, write unit test cases, test code and review code on a daily basis
Tactical contributions to the low-level implementation
Create/enhance scalable, high performance and fault-tolerant architectures
Develop complex and distributed software modules using Java/JEE, Streaming, and Big Data technologies
Identify the performance and scalability bottlenecks and provide solutions to resolve
Write software to develop products on a daily basis
Write unit test cases and schedule/execute them
Provide estimation during grooming and sprint planning
Skills:
Excellent communication skills, verbal and written; ability to communicate with technical team and clients
Experience working in an Agile environment
Excellent analytical skills, ability to think abstractly and solve complex problems
Expertise in common object-oriented and enterprise design patterns
Technology agnostic
Hands-on experience on frameworks like Spring MVC, Spring Boot, Hibernate, JPA, OGM
Hands-on experience with relational databases (like Postgres, MySQL, Oracle)
Experience with Elasticsearch is a must
Ability to learn new frameworks and design patterns is a must
Ability to translate ideas into designs and proof of concepts is a must
Experience in SAAS, PAAS and cloud platforms such as Azure/AWS/Google Cloud Platform
Knowledge of product architecture and ability to suggest the latest architectural components
Knowledge of exposing and scaling microservices
Experience working in Linux or OS X command line environments
Experience working with Git, or other SCM tool
Knowledge of Java/JEE technology stack for M2M Applications and Support Platforms.
Should be conversant with state of the art technologies in this space and possess the ability to translate
(optional)
- Should be comfortable working in support with development projects
- Experience working on Spring (MVC, Boot, Batch, Security, Data)
- 4-5 years experience in Java-J2EE Development.
- Individual contributor.
- Extensive technical experience and development expertise in Core Java, J2EE.
- Experience working with and applying Design patterns to solve problems.
- Good in development code in Java/J2EE, new oracle query, procedures, functions, design the page, validate of java/Script
- Should be able to identify, track and mitigate risks to the product.
The Solution Architect plays a critical role in the architecture design and development of globally consistent Liquidity and Cash Management solutions and is a key contributor to the overall delivery in a fast-paced and challenging environment.
Responsibilities:
- Develops technology road maps, while keeping up-to-date with emerging technologies, and recommends business directions based on these technologies
- Provides technical leadership and is responsible for developing components of, or the overall systems design.
- Translates complex business problems into sound technical solutions.
- Provides integrated systems planning and recommends innovative technologies that will enhance the current system.
- Contribute to ongoing architecture governance and reviewing proposed solutions.
- Lead integration of new and existing components with ICG Platforms.
Qualifications:
- 10+ years relevant experience
- Experience as Full-Stack Developer and Experience as Architect Desired
- Understanding of integration technologies concepts like Webservices, REST API etc
- Familiar with DevOps tools like Maven, Jenkins, Bitbucket etc
- Consistently demonstrates clear and concise written and verbal communication
- Management and prioritization skills
- Ability to develop working relationships
- Ability to manage multiple activities and changing priorities
Education:
- Bachelor’s/University degree or equivalent experience, potentially Masters degree
QUALIFICATIONS
Knowledge and Skills required:
- At least 3-10 years’ experience in application development and technical designing.
- B.Tech/B.E/MCA from premium institute preferred
- Bachelor’s/Master’s Degree in Engineering, preferably Computer Science/Engineering, from a top tier university
- Strong inclination towards innovation and efficiency
- Ability to simultaneously manage multiple engagements, prioritize and resolve complex problems and escalate as necessary, in a deadline oriented environment
- Well organized and able to work in a fast paced environment
- Strong sense of ownership and accountability for work
- Candidate will be required to work with geographically dispersed teams, specially team(s) in New York, London and India (Bangalore /Mumbai)
· Excellent interpersonal, collaboration, client focus and organizational skills in a team-oriented environment
· Possess excellent oral and written communication skills
· Good problem solving skills
Tech Skills Required
- Strong understanding of Java technology (Core Java, J2EE)
- Knowledge of open source frameworks: Spring, Hibernate, Spring Batch
- Integration middleware products, Service Oriented Architecture
- Database Development and Debugging – Stored Procedures (Sybase and/or DB2)
- Database Design and Modeling
- Strong understanding of SDLC methodologies
- Design Patterns (GoF and J2EE)
Skills Nice to Have
- Exposure to NoSQL databases like mongodb
- Exposure to distributed systems/ tools like Apache zookeeper, Apache kafka
- REST, Ajax, SOA2
• Design, build and maintain efficient, reusable, and reliable code in Ruby on Rails
• Contribute in all phases of the development life-cycle
• Design, build and own key technology decisions and implementations
• Be an evangelist for Rails and software engineering best practices
• Continually look for opportunities to improve our platform, process, and business
• Continuously discover, evaluate, and implement new technologies
• Work in an agile environment with quick iterations
What we are looking for?
• 2+ years of overall web development experience
• 2+ years experience in developing scalable and robust web applications using Ruby on Rails
• Experience with collaborative code development in small agile teams and managing releases (Git, Continuous Integration, Capistrano)
• Highly proficient in the data structure, algorithms, design patterns, and databases
• Ability to collaborate with other developers and handle the entire software development cycle
• Passion to write beautiful and scalable code
• A disciplined approach to development, documentation, and code structure
• Experience building internal and external APIs and RESTful web services
• Experience in delivering products and services in a high growth, startup environment
Job requirements
- A strong engineer with excellent Ruby experience working with Ruby on Rails
- Experience with Node.js
- Experience with SQL/nosql databases(Postgresql, cassandra, MongoDB)
- Experience with REST services and API design
- Experience with building the system for scale
- Experience with version control systems (bitbucket, git etc.)
- Experience working with AWS
- Experience with docker/microservices will be an added advantage
- Knowledge of unit & integration testing
- Knowledge of agile development process, jira
- Strong knowledge of algorithms and Data structures
- Basic understanding of the HTTP protocol
- Demonstrated experience working on application development projects and test-driven development. Experience in writing high quality code
- Knowledge of blockchain technology, smart contracts and cryptocurrency will be an added advantage
- Experience in fintech domain will be another added advantage
- Bachelor’s degree in computer programming, computer science, or a related field.
- Fluency or understanding of specific languages, such as Java, PHP, or Python, and operating systems may be required.
- 3+ years of experience with Ruby On Rails.
- Strong Project & Time Management Skills, along with the ability to apply these skills while working independently, or as part of a team.








