Java Application Developer (4+ Yrs of Workex), Graph Based Product Dev

Strong Backend Engineer Profiles

Mandatory (Experience 1) – Must have 2+ years of hands-on Backend Engineering experience building production-grade systems in a B2B SaaS or product environment

Mandatory (Experience 2) – Must have strong backend development experience using at least one backend framework such as FastAPI / Django (Python), Spring (Java), or Express (Node.js)

Mandatory (Experience 3) – Must have a solid understanding of backend fundamentals, including API development, service-oriented architecture, data structures, algorithms, and clean coding practices

Mandatory (Experience 4) – Must have strong experience working with databases (SQL and/or NoSQL), including efficient data modeling and query optimization

Mandatory (Experience 5) – Must have experience designing, building, and maintaining APIs and backend services, including integrations with external systems (CRMs, payment gateways, ERPs, data platforms, etc.)

Mandatory (Experience 6) – Must have experience working in cloud-based environments (AWS / GCP / Azure) and be familiar with Git-based collaborative development workflows

Mandatory (Domain) – Experience with financial systems, billing platforms, fintech applications, or SaaS revenue-related workflows is highly preferred

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

JOB DESCRIPTION

Experience: 5-8 years

Location-Mumbai

Wissen Technology is now hiring for a Java Developer - Mumbai with hands-on experience in Core Java, algorithms, data structures, multithreading and SQL. We are solving complex technical problems in the industry and need talented software engineers to join our mission and be a part of a global software development team. A brilliant opportunity to become a part of a highly motivated and expert team which has made a mark as a high-end technical consulting. 

Required Skills:

• Exp. - 5-8 years
• Experience in Core Java and Spring Boot.
• Extensive experience in developing enterprise-scale applications and systems. Should possess good architectural knowledge and be aware of enterprise application design patterns.
• Should have the ability to analyze, design, develop and test complex, low-latency client- facing applications.
• Good development experience with RDBMS.
• Good knowledge of multi-threading and high-performance server-side development.
• Basic working knowledge of Unix/Linux.
• Excellent problem solving and coding skills.
• Strong interpersonal, communication and analytical skills.
• Should have the ability to express their design ideas and thoughts

Job Title: Full Stack/ Frontend Developer

Location: Chennai, India

Duration: Full-Time

Position Overview

We are seeking an experienced and motivated Full Stack/ Frontend Developer to join our innovative team. If you are passionate about coding, problem-solving, and building intuitive user interfaces, we would love to hear from you! In this role, you’ll work closely with back-end developers and UX/UI designers to deliver exceptional web applications for the higher education sector.

Key Responsibilities

● Develop and maintain interactive, responsive, and user-friendly front-end applications using Java, JavaScript, and modern frameworks.

● Collaborate with back-end developers to integrate front-end functionality with back-end services.

● Work closely with UX/UI designers to ensure user interfaces are visually appealing, functional, and consistent.

● Participate in code reviews and uphold high-quality coding standards. ● Troubleshoot and resolve front-end issues and optimize performance. ● Stay up-to-date with the latest trends in front-end development.

Required Skills & Experience

● 4+ years of experience in Java-based front-end development.

● Strong experience with HTML, CSS, JavaScript, and front-end frameworks. ● Hands-on experience with Spring, Hibernate, Thymeleaf, Velocity, jQuery, and Java.

● Familiarity with RESTful APIs and front-end integration practices.

● Experience in responsive design and cross-browser compatibility.

● Strong problem-solving skills and attention to detail.

● Ability to collaborate effectively in a team environment with strong communication skills. Preferred Skills

● Experience with modern JavaScript frameworks (React, jQuery plugins, DataTables, etc.).

● Familiarity with version control systems like Git.

● Knowledge of Agile development methodologies.

● Prior experience in higher education technology or education-related software.

Note: Experience with Thymeleaf and Velocity is good to have. Tapestry can be ignored as it is legacy. 

Why NxtWave

As a Fullstack SDE1 at NxtWave, you

• Get first hand experience of building applications and see them released quickly to the NxtWave learners (within weeks)
• Get to take ownership of the features you build and work closely with the product team
• Work in a great culture that continuously empowers you to grow in your career
• Enjoy freedom to experiment & learn from mistakes (Fail Fast, Learn Faster)
• NxtWave is one of the fastest growing edtech startups. Get first-hand experience in scaling the features you build as the company grows rapidly
• Build in a world-class developer environment by applying clean coding principles, code architecture, etc.

Responsibilities

• Design, implement, and ship user-centric features spanning frontend, backend, and database systems under guidance.
• Define and implement RESTful/GraphQL APIs and efficient, scalable database schemas.
• Build reusable, maintainable frontend components using modern state management practices.
• Develop backend services in Node.js or Python, adhering to clean-architecture principles.
• Write and maintain unit, integration, and end-to-end tests to ensure code quality and reliability.
• Containerize applications and configure CI/CD pipelines for automated builds and deployments.
• Enforce secure coding practices, accessibility standards (WCAG), and SEO fundamentals.
• Collaborate effectively with Product, Design, and engineering teams to understand and implement feature requirements..
• Own feature delivery from planning through production, and mentor interns or junior developers.
• 
  

Qualifications & Skills

• 1+ years of experience building full-stack web applications.
• Proficiency in JavaScript (ES6+), TypeScript, HTML5, and CSS3 (Flexbox/Grid).
• Advanced experience with React (Hooks, Context, Router) or equivalent modern UI framework.
• Hands-on with state management patterns (Redux, MobX, or custom solutions).
• Strong backend skills in Node.js (Express/Fastify) or Python (Django/Flask/FastAPI).
• Expertise in designing REST and/or GraphQL APIs and integrating with backend services.
• Solid knowledge of MySQL/PostgreSQL and familiarity with NoSQL stores (Elasticsearch, Redis).
• Experience using build tools (Webpack, Vite), package managers (npm/Yarn), and Git workflows.
• Skilled in writing and maintaining tests with Jest, React Testing Library, Pytest, and Cypress.
• Familiar with Docker, CI / CD tools (GitHub Actions, Jenkins), and basic cloud deployments.
• Product-first thinker with strong problem-solving, debugging, and communication skills.
• 
  

Qualities we'd love to find in you:

• The attitude to always strive for the best outcomes and an enthusiasm to deliver high quality software
• Strong collaboration abilities and a flexible & friendly approach to working with teams
• Strong determination with a constant eye on solutions
• Creative ideas with problem solving mind-set
• Be open to receiving objective criticism and improving upon it
• Eagerness to learn and zeal to grow
• Strong communication skills is a huge plus

Work Location: Hyderabad

• Contribute to all stages of the software development lifecycle
• Design, implement and maintain Java-based applications that can be high-volume and low-latency
• Analyze user requirements to define business objectives
• Envisioning system features and functionality
• Define application objectives and functionality
• Ensure application designs conform with business goals

Position Overview

We are seeking a highly skilled React Native Developer with a strong background in the MERN (MongoDB, Express.js, React.js, Node.js) stack to join our dynamic team. The ideal candidate will have a minimum of 2 years of professional experience and a proven track record of developing robust, scalable mobile applications using React Native. This role offers an exciting opportunity to work on innovative projects and significantly contribute to the growth and success of our startup.

Key Responsibilities

●     Develop High-Quality Mobile Applications: Create user-friendly mobile applications using React Native, ensuring high performance and responsiveness.

●     Collaborate with Cross-Functional Teams: Work closely with product managers, designers, and other developers to define, design, and deliver new features.

●     Maintain Clean and Efficient Code: Write clean, maintainable, and efficient code following industry best practices and coding standards.

●     Optimize Application Performance: Enhance application performance for speed and scalability.

●     Participate in Code Reviews: Engage in code reviews, discussions, and knowledge-sharing sessions to improve team output and code quality.

●     Troubleshoot and Debug: Identify and resolve application issues to ensure smooth functionality.

●     Stay Updated with Trends: Keep abreast of emerging technologies and trends in mobile development to incorporate best practices.

Requirements

●     MERN Stack Proficiency: Strong expertise in MongoDB, Express.js, React.js, and Node.js.

●     RESTful APIs and Web Services: Solid understanding and experience in integrating RESTful APIs and web services.

●     Version Control Systems: Proficient with Git for version control.

●     Mobile UI/UX Design Principles: Knowledge of best practices in mobile UI/UX design.

●     Problem-Solving Skills: Excellent analytical and problem-solving abilities.

●     Team and Independent Work: Ability to work both independently and as part of a team in a fast-paced startup environment.

●     Communication and Collaboration: Strong verbal and written communication skills, with the ability to collaborate effectively with team members.

Nice to Have

●     GraphQL: Familiarity with GraphQL for efficient data fetching.

●     Cloud Services: Knowledge of cloud services such as AWS or Firebase.

Job Description :

- We are a Fintech Company based in Pune, a B2B Trade Digitization platform for SMEs and Corporates to collaborate and work with Financial Institutions to raise short term fundings for payables and receivables financing.

- We are thus well placed to help Corporates and their Supply Chains to meet their GST needs.

Technologies :

- The platform is built using a polygot technology stack 

- Platform Backend : JVM 

- Web Layer : ReactJS and related ecosystem, HTML, Javascript, CSS, Bootstrap 

- API & Business Layer : Kotlin and functional programming 

- Client Apps and Customer Integrations: Kotlin, Jersey ReST Framework, home grown optimized HTTP and SQL libraries 

- Mobile Apps: Android, iOS 

- Database : MySQL - JVM - Hibernate & Exposed as ORM library - Python - SQLAlchemy as ORM library 

- Build Tools : Gradle, Shell Scripting, AWS Code Build, Jenkins

- Ops Automation : Ansible, Terraform 

- Servers : Ubuntu Linux 

- Version Control : GIT 

- Test Automation : Python - unittest, pyhamcrest, freshen, nose. JVM - Junit, Kotlin Test 

- Cloud Providers : Amazon AWS, Linode

Requirements :

- We are a self organized engineering team with a passion for programming and solving business problems for our customers.

- We are looking to add 2 members in our team having hands on technical experience of 2-6 years.

- We encourage our team to continuously learn new technologies and apply the learnings in the day to day work even if the new technologies are not adpopted.

- We strive to continuously improve our DevOps practices and expertise to form a solid backbone for the product, customer relationships and sales teams which enables them to add new customers every week to our financing network.

As an engineering team member, you will :

- Work collaboratively with product, customer support and DevOps team to build, enhance, maintain, deploy and operate our systems. 

- Continuously automate operational processes to improve efficiencies and productivity and enhance customer experience 

- Work closely with the architect to continuously refactor the system architecture and design to meet the changing landscape triggered by technology changes and business growth 

- Work with the DevOps team to build and maintain tools for deployment, monitoring and operations. 

- Ensure that development processes and deliverables always adhere to the mandates laid down for various certifications (PCI and ISO 27001 in particular)

Skills required :

- Pre-requisites : Competent in Java, database, HTML, Javascript, CSS 

- Should be passionate about technology and ready to deep dive into programming 

- Should have sound expertise of writing testable code and appreciate defect free coding 

- Should be willing to handle Ops automation and production support 

- Should be able to reason/argue/discuss/suggest solutions and alternatives

- Should be able to decipher the core problem to be solved during discussions with product team and/or customers 

- Should have good communication skills and experience working in teams

- Knowledge of Python will be an added advantage

- Experience of working in financial domain will help but not a necessity

What we are scouting for

• BS/MS in computer science or equivalent work experience in IT
• 2+ years’ experience designing and developing applications using Java EE platforms
• A strong hands-on programming knowledge in Core Java including Java 8. To solve the problem given in optimized way.
• Strong knowledge on the Data structure and algorithm.
• Experience developing and designing API integrations using SOAP/RESTful
• Should be able to understand the time complexity of the existing algorithm. Able to compare different algorithms available.
• Expert understanding of the object-oriented design and programming concepts
• Know the fundamentals of Object-Oriented Programming using Java;
• Used SQL & NoSQL solutions
• Experience in GIT/SVN, build tools such as Ant/Maven/Gradle
• Experience in JUnit, Sonarqube, Mockito, Jacoco, Maven & Jenkins

Technical Competency – Nice to have

• Experience in Dependency Injection, Annotation, Validations, Auto Wiring
• Good knowledge in internal working on Memory Management, Transaction management
• Knowledge on DevOps pipeline tools like Jenkins, tools for Code quality scan, tools for security scan
• Spring boot
• Spring MVC
• Any Java Certification

Behavioural Competency

• Strong interpersonal communication skills
• Ability to lead self and team toward common goals
• Excellent oral and written communication, presentation, and analytical skills
• Excellence in technical communication with peers and non-technical cohorts

What you will be doing

• As a self-motivated and enthusiastic member of our team, you will work with extremely talented peers in a fun environment building performance efficient payment authorization services that are highly scalable, configurable and available
• You’ll work in an Agile environment with a focus on problem solving and engineering excellence.
• Worked independently and as a member of a team, determined to make active contributions to the assigned Team
• Flexible and adaptable approach to the roles assigned to you
• Ability to coordinate and prioritize tasks, and work in a fast paced and challenging environment
• Deliver on time under dynamics with a high level of integrity and flexibility, sense of urgency, attention to detail and quality standards
• Make a large impact on the design, architecture, and implementation of cutting edge products
• Work with other team members to investigate design approaches, prototype new technology

and evaluate technical feasibility

• Work in an Agile/Scrum environment to deliver high quality software
• Establish architectural principles, select design patterns and then mentor team members on their appropriate application

Greetings from Wavelabs!!!

We are hiring Java Developer for our in-house teams.

Please find the below details and JD for your reference.

About us:

Wavelabs is an AI-First, new-age Technology company for the Digital, Cognitive & Industry 4.0 Era. We help you rethink and reinvent while adapting to the inevitable change technology evolutions bring. 

                We leverage cutting-edge technology to become an enabler of fundamental innovation and disruption. We drive business outcomes with Data and Data Analytics to go beyond the existing platforms for insights and become agile on execution. We intend to leverage the advances in artificial intelligence (AI) and machine learning (ML) to build solutions loved by all. 

               This is who we are. We are a community looking to deliver true flagship experiences. We focus on the things that matter most to us – design and customer experience. Most importantly, we’re not just doing it for ourselves. We are here to share the best technology and build beautiful products hand-in-hand with you.

Experience: 3+ Years

Location: Hyderabad / Anywhere WFH

Notice Period: Immediate to 20 Days

Java Developer – 3 + Years

Job Description:

• Experience in Java and related technologies frameworks like Spring, hibernate
• Experience with Spring Boot and Microservices is good to have.
• Experience working with Restful APIs etc.
• Worked as an individual contributor with good communication skills
• Good understanding of design and development patterns and anti-patterns.

Interested Candidates can share their updated resumes at

chiranjeevi.dhoradla@wavelabs. ai

Regards
Chiranjeevi

• You will design, build and own APIs and Services, which will be the core of the product.
• You will participate in continuing education and training to remain current on best practices, learn new programming languages, and better assist other team members.
• You will part of developing ideas for new programs, products, or features by monitoring industry developments and trends.
• You will have to take lead on projects, compile and analyze data, processes, and codes to troubleshoot problems and identify areas of improvement.

REQUIREMENTS

• 3-5 years of experience in building highly scalable backend systems.
• Fluency or understanding of specific languages, such as JAVA, Operating System may be required, and Experience in Databases such as MySQL or Postgre SQL
• Strong understanding of Computer Science Fundamentals, Data Structures and Algorithms, SOLID Design Principles, and REST Patterns.
• Focus on efficiency, user experience, and process improvement.
• Excellent project and time management skills.
• Strong problem-solving and communication skills.
• Ability to work independently or with a group