JAVA Developer

Screening Round: Focuses on System Design.

Client Rounds: 4 subsequent rounds (Technical, Cultural, and Leadership) following a successful screening report and client shortlisting.

Tech Stack: Java, Spring Boot, React, Hibernate, MySQL/MongoDB/ScyllaDB.

Innovation: Leveraging AI tools (Claude, Cursor, LLMs/RAG) to accelerate development.

Experience and JD: 

Responsibilities

● Build and maintain end-to-end features spanning React.js frontends and Java

(Spring Boot) microservices and database integrations .

● Develop responsive, performant, and accessible UIs integrated with REST

and GraphQL APIs.

● Design and scale low-latency, high-throughput microservices for real-time

data workflows.

● Implement event-driven systems using Kafka or SQS for asynchronous

communication.

● Collaborate closely with Product, Design, and Architecture teams to translate

business requirements into scalable technical solutions.

● Optimize application performance via caching strategies, async processing,

and database tuning.

● Implement and maintain CI/CD pipelines, test automation, and monitoring

frameworks.

● Leverage AI-assisted tools (Claude, Cursor, etc.) to boost velocity and maintain

code quality.

● Participate in code reviews, design discussions, and architecture decisions.

● Write clean, maintainable code, follow design patterns, maintain high test

coverage, and document key technical decisions.

Requirements 

● 6–10 years of full stack development experience with a proven track record in

production systems.

● Strong proficiency in React.js, JavaScript/TypeScript, Redux (or similar state

management) and modern frontend frameworks.

● Solid backend experience with Java, Spring Boot, and Hibernate.

● Database experience with MySQL, MongoDB, or ScyllaDB.

● Hands-on with microservices, AWS (ECS/Lambda), SQS, and GraphQL.

● Familiarity with event-driven architectures and caching layers (Redis) and

asynchronous processing.

● Working knowledge of observability tools (Prometheus, Grafana, CloudWatch,

Sentry).

● Understanding of data structures, algorithms, and system design

fundamentals.

● Passion for clean code, testability, and engineering excellence.

● Strong analytical and communication skills with the ability to collaborate across

Product, Design, and QA teams.

● Comfortable in a remote-first, asynchronous, and ownership-driven culture.

Nice to Have 

● Experience with React Native or mobile web frameworks.

● Exposure to Kafka, Kinesis, or other event-streaming platforms.

● Familiarity with CI/CD (GitHub Actions, Docker) and container orchestration (ECS).

● Experience with AI-assisted development, LLMs, or LangChain pipelines.

● Domain exposure to B2B platforms, travel-tech, or high-scale marketplaces.

● Background in Test-Driven Development (TDD) or Agile methodologies.

Qualification:

• 3+ Years’ software development experience in Core Java, Hibernate and swing
• User Interface technologies: XML, HTML, HTML5/Application Cache /WebSQL, Backbone, Enyo, SmartClient
• Should have worked of opensource ERP OpenBravo – not mandatory, preferred.
• Proficient in SQL Queries using PostgreSQL / MySQL
• Good analytical and communication skills.
• Should be able to manage development team
• Should be able to independently gather and analyze requirements with end users
• Should have developed APIs Preferably developed Mobile application / app
• Knowledge of development of Jasper Reports
• Preferably knowledgeable of business functions like sales/ purchase/ inventory
• Participate in technical design, development, testing, and documentation of plug-ins, modules or vertical requested by partners.

Job Functions:

• Provide technical support for open bravo application.
• Develop, test and deploy features that are given by the functional team.

Sound technical exposure in React, Node, API, Java, JPA, Hibernate, Kafka, REST API,

Postgre DB.

• Strong experience in systems design principles.

• Must have strong exposure in PSQL queries and stored procedures.

• Experience in Lending/Fintech domains will be preferable.

• Design, implement and maintain Java-based applications that can be high-volume and

low-latency.

• Familiarity with browser testing and debugging.

• Analyze user requirements to define business objectives.

• Identify and resolve any technical issues arising.

• Develop technical designs for application development.

• Conducting software analysis, programming, testing, and debugging.

• Manage Java and Java EE application development.

• Understanding of strategic handling of technical projects. i.e. adhering to stakeholder

expectations and processes.

Responsibilities:

Work with development teams and product managers to ideate software solutions.

Design client-side and server-side architecture.

Build the front-end of applications through appealing visual design.

Develop and manage well-functioning databases and applications.

Write effective APIs.

Testsoftware to ensure responsiveness and efficiency.

Troubleshoot, debug and upgrade software.

Create security and data protection settings.

Build features and applications with a mobile responsive design.

Write technical documentation.

Current Stack:

Backend: Spring (JAVA), Spring Boot, Laravel (PHP), MySQL, NoSQL, NGINXPlus.

2 Frontend: Angular 5+ Ngrx/store5

Infrastructure: Google cloud platform (App engine, CloudSQL, BigQuery, PubSub, Firebase Hosting), Pusher.io (WebSockets), Filestack, Postmark app,

4 Tools: Postman app, JIRA

Rest APIs, Microservices, Agile, Oauth, Message Queue, Git

You are where our search ends, if you hold:

6 years proven experience as a Full Stack Developer or similar role.

Experience working with service-oriented architectures and web-based solutions.

Familiarity with common stacks.

Knowledge of multiple front-end languages and libraries (e. g. HTML/ CSS, JavaScript, XML, jQuery).

Knowledge of multiple back-end languages (e. g. C#, Java, Python) and JavaScript frameworks (e. g. Angular, React, Node.js ).

Familiarity with databases (e. g. MySQL, MongoDB), web servers (e. g. Apache) and UI/UX design.

Experience working on Agile processes (Scrum, Kanban).

Experience working on the AWS technologies.

Excellent communication and teamwork skills

Great attention to detail.

Organizationalskills.

An analytical mind.

Degree in B. tech/BE.

Note - Candidates Should have scored 60% and above in their graduation.

What You will do

● Create beautiful software experiences for our clients using design thinking, lean and agile methodology.

● Work on software products designed from scratch using the latest cutting edge technologies, platforms and languages such as JAVA, python, Javascript, GoLang and Scala.

● Work in a dynamic, collaborative, transparent, non-hierarchical culture.

● Work in collaborative, fast-paced and value-driven teams to build innovative customer experiences for our clients.

● Help to grow the next generation of developers and have a positive impact on the industry.

Basic Qualifications

● Experience: 4+ years.

● Hands-on development experience with a broad mix of languages such as JAVA, Python, Javascript etc.

● Server-side development experience mainly in JAVA, (Python and nodeJS can be considerable)

● UI development experience in ReactJS or AngularJS or PolymerJS or EmberJS or Jquery etc. are good to have.

● Passion for software engineering and follow the best coding concepts. ● Good to great problem solving and communication skills. Nice to have

Qualifications

● Product and customer-centric mindset.

● Great OO skills, including design patterns.

● Experience with devops, continuous integration & deployment.

● Exposure to big data technologies, Machine Learning and NLP will be a plus.

Benefits

● Competitive salary.

● Work from anywhere.

● Learning and gaining experience rapidly.

● Reimbursement for basic working set up at home.

● Insurance (including a top up insurance for COVID).

Location Remote - work from anywhere.

About us:

Zemoso Technologies is a Software Product Market Fit Studio that brings silicon valley style rapid prototyping and rapid application builds to Entrepreneurs and Corporate innovation. We offer Innovation as a service and work on ideas from scratch and take it to the Product Market Fit stage using Design Thinking->Lean Execution->Agile Methodology.

We were featured as one of Deloitte Fastest 50 growing tech companies from India thrice (2016, 2018 and 2019). We were also featured in Deloitte Technology Fast 500 Asia Pacific both in 2016 and 2018.

We are located in Hyderabad, India, and Dallas, US. We have recently incorporated another office in Waterloo, Canada. Our founders have had past successes - founded a decision management company acquired by SAP AG (now part of Hana Big data stack & NetWeaver BPM), early engineering team of Zoho (leading billion $ SaaS player) & some Private Equity experience.

Marquee customers along with some exciting start-ups are part of our clientele.

We are seeking a skilled and motivated Java Developer to join our software development team. You will be responsible for designing, developing, and maintaining Java-based applications and software solutions. The ideal candidate will have a strong understanding of Java programming, object-oriented design, and software development best practices.

Responsibilities:

• Design and Development:
• Participate in the full software development lifecycle, from requirements gathering to deployment and maintenance.
• Design and implement Java-based applications, ensuring high quality, maintainability, and performance.
• Write clean, well-documented, and efficient code.
• Develop and maintain APIs and web services.
• Integrate applications with databases, third-party systems, and cloud services.

Lantern Pharma is looking for talented and highly motivated R Shiny based front end web application developers to visualize the data analyzed / reports generated using bioinformatics pipelines. Leveraging your background and applying software engineering principles, to develop applications and tools in support of data visualization and reporting using R / R Shiny. You will be involved in generating complex graphs used for statistical analysis and interpretation using interactive libraries such as Plotly. In addition to development of new code, you will support and maintain standard R programs, which will comprise a library of code to be used for future development. This is a 6 months contract position (40 hrs / week) with possibilities of full time employment based on performance.

RESPONSIBILITIES:

• Design and develop interactive web applications using R / R Shiny to visualize ML outputs, multi-omics data and reports generated by bioinformatics pipelines
• Use the open-source or proprietary R libraries to build useful applications and packages
• Write efficient, clean and well tested code that adheres to best practices
• Organize data, analysis, reports, and applications into reproducible pipelines
• Test and debug applications to ensure they are working correctly, using both manual and automated testing techniques
• Stay up-to-date with the latest R packages and developments in the pharma industry
• Publish R packages to internal company repository
• Deploy and maintain the R Shiny web-application on the AWS server

BASIC QUALIFICATIONS:

• Bachelor's degree required (Master’s degree preferred) in a scientific discipline such as Statistics, Computer Science, Bioinformatics etc.
• Minimum 2 years of R / R Shiny, R Markdown experience with standard packages for data visualization and analysis
• Proven ability of building interactive R-shiny application (demo of the R-shiny application)
• Proficient in libraries such as ggplot2, plotly, dplyr, Highcharter and DT
• Must have experience in generating and working with R markdown reports
• Experience of AWS to host R shiny application is a plus
• Knowledge of cancer biology, genomics and drug development is a plus
• Familiarity with JavaScript, HTML, CSS, Python a plus
• Experience in building a database using Relational / Non relational Database (SQL / NoSQL)
• Must be capable of developing collaborative relationships with colleagues
• Must be self-motivated and have strong analytical, interpersonal, and project management skills
• Must demonstrate the ability to present ideas, issues, and observations in a clear manner

Lantern provides multiple growth opportunities and as an early team member, your work will have a direct impact on precision oncology that can transform drug development. In addition to attractive compensation, we offer employees the opportunity for competitive health, dental & vision insurance, stock options in a public company, an opportunity to take leadership on new and meaningful projects, & involvement with leading conferences & industry trade shows.

About:

• AppTile is building the future of how merchants, creators or service entrepreneurs create mobile apps.
• We help creators and micro-entrepreneurs to build mobile applications for their businesses. 
• In 2022, it is still very hard. We are building the next-generation no-code platform for mobile internet.

Responsibilities:

• Drive design and architecture around key systems that are part of the product. Setup design philosophies and implement them in a way that ensures they are easily followed.
• Setup toolchains and technical stacks that are intuitive. Implement these toolchains in a way that is unobtrusive for other developers and ensure it stays that way.
• Drive good development practices and philosophies that ensure good stable code over several cycles of development. Keeping them as simple and un-intrusive as possible.
• Report directly to our head of technology.
• Balance speed and quality, with a focus on tangible results.

• Tier 1 / Tier 2 Colleges  with decent academic backgrounds
• Experience in Product Companies and typically more than 2 years
• Should have worked in previous companies for a larger duration
• Full Stack Developers with experience in Typescript or Nodejs, React or React Native, Rest APIs
• 3-8 years of product development experience. Preferably in a product development environment.
• Experience with working with Web Development Stacks (HTML, Javascript, CSS, etc)
• Experience with working with Backend Server stacks (SQL databases, Web Servers, API Endpoints etc)

• Bachelors/Masters degree in Engineering or equivalent.
• You have a strong passion for building things from the ground up with all the challenges and unknowns, and enjoy the process of solving problems that are new and unique.
• Experience with React, React-native, Typescript and similar Frontend Technologies.
• Experience with PostGres, MySQL and similar DB Technologies.
• Experience with REST, GraphQL and similar API technologies.
• Experience working with cloud computing platforms like AWS, GCP, Azure.
• Experience with open source languages such as, Java, Objective-C/C++, Swift, Java, PHP, Python etc.
• Experience communicating technical concepts to non-technical audiences.
• Docker and Kubernetes

What you need to have:

• Architect, design and build complex, highly scalable, high performance enterprise applications
• Lead, mentor and work with a team of engineers to deliver on clients application expectations
• Work with clients engineering needs and deliver on requirements in a team environment
• Accelerate development velocity for all engineers and deliver continuous improvements to the teams process and codebase
• Build automation to prevent and/or remediate service problems from becoming production incidents