Java Developer - Server side

Job Description: We are seeking a talented Java Full Stack Developer to join our team.

We are solving complex technical problems in the financial industry and need talented software engineers to join our mission and be a part of a global software development team. As a Java Full Stack Developer, you will be responsible for designing, developing, and maintaining enterprise applications using Java and Angular.

You will collaborate with cross-functional teams to define, design, and ship new features, and you will work closely with Architects to ensure the technical feasibility of designs and implement them accordingly.

Required Skills: 

• Exp. - 5 to 9 years. 
• Experience in Core Java 8 and above, Spring (including Core, WebMvc, Batch, Cloud etc). 
• Extensive experience in developing enterprise-scale n-tier applications for financial domain. Should possess good architectural knowledge and be aware of enterprise application design patterns. 
• Should be able to analyze, design, develop and test complex, low-latency client-facing applications. 
• Develop user interfaces for modern web applications using Angular. 
• Experience with HTML5, CSS3, and JavaScript. 
• Good development experience with RDBMS, preferably DB2/Sybase databases. 
• Good knowledge of multi-threading and high-volume server-side development. 
• Basic working knowledge of Unix/Linux. 
• Excellent problem solving and coding skills in Java. 
• Strong interpersonal, communication and analytical skills. 
• Should be able to express their design ideas and thoughts. 

Good to have Skills: 

• Prior experience in investment banking / capital markets. 
• Experience with cloud platforms such as AWS, Azure, or Google Cloud Platform. 
• Knowledge of DevOps practices and CI/CD pipelines. 
• Familiarity with Agile methodologies. 
• Contributions to open-source projects. 
• Relevant certifications (e.g., Angular, Java). 

Roles and Responsibilities:

• Own development, design, scaling, and maintenance of application and messaging engines that power the central platform of Capillary's Cloud CRM product.

• Work on the development of AI and data science products for various use cases. Implement PoCs in Python, and Spark-Scala and productize the implementations.

• Contribute to overall design and roadmap.

• Mentor Junior team members.

Required Skills:

• Innovative and self-motivated with a passion to develop complex and scalable applications.

• 3+years of experience in software development with a strong focus on algorithms and data structures.

• Strong coding and design skills with prior experience in developing scalable & high-availability applications. Expertise in using Core Java/J2EE or Node.js

• Work experience with Relational databases and Non-Relational is required (Primarily MySQL, MongoDB, and Redis)

• Familiarity with big data platforms (like Spark-Scala) is an added plus.

• Strong Analytical and Problem Solving Skills.

• BTech from IIT or BE in computer science from a top REC/NIT.

Job Perks

• Competitive Salary as per market standards

• Flexible working hours

• Chance to work with a world class engineering team.

Why Join Us:

Be part of a fast-moving tech team building impactful, user-friendly apps with modern development practices and a collaborative work culture.

Capillary is an Equal Opportunity Employer and will not discriminate against any applicant for employment on the basis of race, age, religion, sex, veterans, individuals with disabilities, sexual orientation, or gender identity.

Disclaimer:

It has been brought to our attention that there have recently been instances of fraudulent job offers, purporting to be from Capillary Technologies. The individuals or organizations sending these false employment offers may pose as a Capillary Technologies recruiter or representative and request personal information, purchasing of equipment or funds to further the recruitment process or offer paid training. Be advised that Capillary Technologies does not extend unsolicited employment offers. Furthermore, Capillary Technologies does not charge prospective employees with fees or make requests for funding as a part of the recruitment process.

We commit to an inclusive recruitment process and equality of opportunity for all our job applicants.

Job Summary:

We are looking for a highly skilled and experienced Java Backend Developer with 4.5+ years of hands-on experience in backend development, system design, and API integration. You’ll play a key role in designing and building high-performance backend systems that are scalable, secure, and reliable. As a core member of the engineering team, you’ll collaborate closely with product owners, architects, and other developers to deliver quality solutions.

Responsibilities:

• Design and develop backend components, REST APIs, and microservices using Java and Spring Boot.
• Contribute to the architectural decisions and system design discussions.
• Write clean, efficient, and testable code following best practices.
• Optimize application performance, scalability, and reliability.
• Integrate third-party APIs and work with external systems.
• Participate in code reviews, mentor junior developers, and support the team’s technical growth.
• Work closely with DevOps to support CI/CD pipelines and deployments.
• Troubleshoot and resolve complex issues in production and non-production environments.
• Keep up with industry trends and advocate for best practices in backend development.
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Required Skills:

• 4.5+ years of hands-on experience in backend development with Java (Java 8 or above).
• Strong expertise in Spring Framework (Spring Boot, Spring MVC, Spring Data).
• Experience designing and consuming RESTful APIs and working with microservices architecture.
• Solid understanding of relational and NoSQL databases (e.g., MySQL, PostgreSQL, MongoDB).
• Proficient with version control systems like Git and tools like Maven or Gradle.
• Familiarity with Docker, containerization, and cloud platforms (AWS/GCP/Azure).
• Experience with unit testing and integration testing (JUnit, Mockito, etc.).
• Good knowledge of software design principles, data structures, and algorithms.
• Excellent problem-solving skills and attention to detail.

Nature of project – Product development.

Key skills: Java full stack developer with React Js experience.

Key Responsibilities

• Advance the state of the art in building Microservices with Java and frontend applications with React JS.
• Design and Develop Cloud based, web applications for SMBs
• Design and develop the front end for customer-facing applications using MVC framework
• Design and develop supporting components and Microservices for the backend tiers focusing on fault-tolerance and scalability in a multi-tenant B2B2C environment
• Team with top-notch engineers, product managers, Dev Ops and QA following agile development methodologies
• Review functional requirements, providing technical feedback on feasibility and architectural approach and framework.
• Develop technical specifications
• Contribute to test plan development.
• Create Prototype and/or Proof of Concepts (POCs) when necessary
• Act in a technical leadership capacity: Mentor junior engineers and new team members, perform code reviews and apply technical expertise to challenging programming and design problems
• Manage and maintain Cloud infrastructure
• Maintain and improve the functionality and performance of the existing web applications; refactor legacy codebase
• Help shape and execute the technical roadmap to develop next generation features; integrate corporate- and product-level architecture principles and goals into the teams project work through designs, implementation strategies, and project planning.
• Drive a culture of quality, technical curiosity, continuous improvement, and evidence-based data driven decision making in the organization.
• Lead team in software development best practices including Peer Code Review, Unit testing, Automated Deployments, and Automated Testing.
• Write technical documentation

oin us and be a part of a company that thrives on creativity, technology, and excellence. 

CHANCE TO WORK WITH APPS WITH 10LAKH CONCURRENT USERS IN GAMING INDUSTRY 

Role Description 

• You are a champion at Code reviews and Unit/Mock/integration Tests 
• You have a strong sense of ownership of what you design and deploy 
• You provide strong technical mentorship to team members 
• You are an excellent team player 
• You continuously learn and improve 

We are seeking a highly motivated and experienced Senior Java Software Engineer to join our team. In this role, you will lead and manage software development projects across diverse domains such as Gaming, Banking, Fintech, Fantasy Sports, IT, E-commerce, Logistics, Healthcare, and On-Demand Services. You will be responsible for ensuring the successful delivery of projects, meeting deadlines, and exceeding client expectations. 

Skill Sets 

• Excellent Programmer: in Java Intermediate (Collections, Polymorphism, Design Patterns) to Expert level (Annotations, Lambda, Streaming, Concurrency) 
• Startup Experience: Proven ability to take extreme ownership of results, with a history of leaving a lasting impact on the business. 
• Relevant Experience: At least 6-10 years of experience demonstrated the ability to develop resilient, high-performance, and scalable code tailored to application usage demands. 
• Java Framework Expertise: Significant experience in designing and building Java microservices with VERT.X, SPRING BOOT, with proficiency in Java. 
• REST API & GraphQL: Hands-on expertise in development API endpoints with RESTful & GraphQL approach, also non-REST frameworks like gRPC over Thrift or Protobuf Nuances of TCP, UDP, HTTP, HTTP2, SSL, Thorough understanding of designing distributed systems without single point of failures 
• Cloud Proficiency: Strong understanding and hands-on experience of building applications deployed on the cloud using Google Cloud Platform or Amazon Web Services (AWS), Docker, and Kubernetes, Experience writing batch/cron jobs using Python and Shell scripting. 
• Containerization & Orchestration: Experience with containerization technologies like Docker and orchestration tools like Kubernetes. 
• Time & Space Complexity: if methods you write are in the traffic request path, you know how to avoid unacceptable time complexity & space complexity. 
• Database Knowledge: Strong experience with Data Structures & Algorithms working with MongoDB, PostgreSQL, MySQL, Redis, ElasticSearch, and other similar databases, ability to choose the right data store for the given requirements Relational, Graph, Object, Document, Columnar, Key-Value. Experience with Redis, Memcache, EHCache, Hazelcast, Aerospike 
• Messaging Systems: Proficiency in working with RabbitMQ, BullMQ & others 
• Agile Practices: At least a few years of experience practicing the SCRUM framework, collaborating with scrum masters, product owners, and other stakeholders. 
• Collaboration & Communication: A team player who thrives in a remote, collaborative environment. 
• Communication Skills: Strong verbal and written communication skills. 
• Solutions-Oriented: Comfortable with the fast pace of startup life and adept at finding solutions to challenges. 

Responsibilities 

• Scalable Architecture: Lead the design and development of scalable architecture to ensure efficient performance and reliability of web and mobile applications. 
• Informed Decisions: Make informed architectural decisions that align with both current and future business needs. 
• Security & Privacy: Ensure security and privacy considerations are integrated into the selection of solutions and coding of back-end services and API endpoints. 
• Code Quality & High Standards: Uphold high standards of code quality through regular reviews, maintaining best practices in programming. 
• Robust Testing: Implement robust testing strategies to ensure code reliability and performance. 
• Backend Development: Design, develop, and deploy backend services and APIs using VERT.X, SPRING BOOT Java and AWS technologies. 
• NoSQL Expertise: Effective schema design and data modeling for NoSQL databases, ideally MongoDB, including robust indexing strategies. 
• Technical Debt Management: Monitor and control technical debt to ensure it does not compromise application scalability or performance. 
• Task Planning: Collaborate with the PM and BA to plan and delegate tasks efficiently among backend team members, ensuring clear objectives and timelines. 
• User Requirements: Support the PM, BA team in identifying and analyzing user requirements to ensure development aligns with user expectations and project scope. 
• Systems Thinking: Apply systems thinking to align with broader business objectives. 
• Autonomy: Get things done independently without supervision and without creating future issues. 
• Simplicity: Strive for simplicity in solutions and code. 
• Proactive Problem Solving: Fix problems, even those outside your immediate responsibility. 
• Solution-Oriented: Focus on providing solutions to problems, not just writing code. 

Life@Sciflare:  

• An exciting & lively workplace gives you the chance to work in an environment where you may unleash your creativity and inventiveness to the best extent possible. 
• Work in a collaborative setting where your cooperative team contributes new perspectives to your objectives and forges strong bonds. 
• Growth mindset: You are nurtured through each stage of your professional advancement by learning and unlearning new things. 

• Coding and creating functional web applications and optimizing code for increasing response time and efficiency.
• Coordinating with front-end developers and providing server-side algorithms of user-facing web application elements.
• Analyzing the goals and requirements, handling bugs and errors and providing solutions for the same.
• Interacting with the database for storing data and ensuring that every user has access to what they search.

• Accomplishing the projects and goals within the deadline.
• Managing APIs that are executed across the devices.
• Participating in defining the architecture of the system.

Required skills

• Proven knowledge of front-end technologies, such as Angular, React, HTML, CSS, and JavaScript will be preferred.
• In-depth knowledge of PHP and related frameworks. Knowledge of Ruby, Python, NodeJs, and Java will be an added advantage.
• Good Communication, Analytical, Logical, and Leadership skills.
• Knowledge of front-end technologies such as Angular, React, HTML, CSS, and JavaScript will be preferred.
• Ability to manage a hosting environment along with database administration such as MySQL, Oracle.
• Excellent knowledge of APIs (REST, SOAP) and Web services.
• Capable of scaling applications to handle the load changes.
• Knowledge of version control, such as GIT.
• Knowledge of accessibility and security compliance.

We are looking for a Java Developer with experience in building high-performing, scalable, enterprise-grade applications. . You'll be required to apply your depth of knowledge and expertise to all aspects of the software development lifecycle, as well as partner continuously with your many stakeholders daily to stay focused on common goals You will be part of a talented software team that works on mission-critical applications

Responsibility

• Write automated test cases to test code.
• Excellent teamwork skills with an ability to get the work done with minimal
• Experience with multiple mobile platforms is a plus.
• A passion and will to accept any new technical challenge that may come across.
• Linux scripting and SSH terminal
• Conceptual, Working knowledge of - DBMS, SQL, PL/SQL.
• Ability to write clean and documented code.

• A team player can provide technical expertise for a small team of developers.
• Strong hands-on and experience in core Java - Java/J2EE
• Design and implement new features, create UI, debugging, and data modeling.
• To update and sync with other team members daily.
• Ability to communicate effectively, both written and oral, at all levels to various technical and non-technical audiences
• Testing all applications against software and hardware versions. Provide timely turnaround and documentation of things implemented.

Additional preferred skills * JSP/Servlets OR JQuery/HTML5 AND JavaScript

Requirements:-

• Working knowledge of - MySQL.
• Working experience on Struts/Spring.
• Experience with web services standards and related technologies - SOAP/Rest, AJAX, JSON, and XML.

Work as a member of a team responsible for developing a HIPAA compliant secure care coordination platform in accordance with established processes. You will apply your knowledge of building scalable, distributed applications and have the opportunity to work with new technologies & frameworks such as Spring Cloud Netflix, AWS, Azure, NoSQL DB.

Essential Functions include but are not limited to the following. 

You will be expected to:

• Contribute to all phases in the software lifecycle – requirements analysis, solution design, development, and deployment
• Maintain high quality standards for the work undertaken and be responsible for the quality of deliverables
• Ensure assigned projects are developed in accordance with established engineering processes, adhering to scope, schedule constraints and agile project plans
• Guide/mentor the less experienced team members
• Participate in code reviews
• Work effectively as part of a distributed team
• Document the features worked by him/her

Key technical expertise areas expected for this role:

Strong programming skills in Java 8(+) with clear understanding of Object-Oriented and Functional programming. 

• Experience on REST API Programming based on a Microservices Architecture
• Good Understanding of Databases (MySQL & Mongo) and proficiency in database schema designing & writing efficient SQL Queries 
• Strong troubleshooting skills
• Demonstrable ability to learn new programming languages and frameworks quickly
• Experience with distributed systems with specific focus on security and scalability
• Experience with modern cloud technologies such as AWS or Azure

Additional areas that would add value:

• Spring Cloud 
• Experience working with AES 256 based encryption algorithms
• Strong understanding of Design Patterns & their application in system design
• Using DevOps & Infrastructure tooling such as GoCD/Jenkins, Git
• Experience working on  projects, preferably in the healthcare domain
• Experience working with Virtualization and Containerization technologies including Docker, Kubernetes.
• Automated Unit/Integration testing
• Experience working with Linux and Shell scripting 
• Frontend web development with JavaScript frameworks like AngularJS
• Test Driven & Behavior Driven Development
• Experience working in Agile Scrum/Kanban methodologies

Education and Experience:

• Bachelors or Master’s in Computer Science or related fields.
• 5+ years of experience