Sr. Backend Developer

Job Summary:

We are seeking a seasoned Java Backend Developer Lead to drive the design, development, and deployment of robust backend systems. This role requires hands-on coding expertise, architectural vision, and the ability to mentor and lead a team of developers in delivering high-performance, scalable applications.

Key Responsibilities:

• Lead the backend development team in designing and implementing microservices-based architectures using Java (preferably Java 11+).
• Architect and develop RESTful APIs and backend services using Spring Boot, Hibernate, and related frameworks.
• Collaborate with DevOps teams to streamline CI/CD pipelines using Jenkins, Docker, and Kubernetes.
• Ensure code quality through code reviews, unit testing (JUnit/TestNG), and integration testing.
• Optimize application performance and scalability through profiling and tuning.
• Guide team members in adopting best practices in software engineering, including Agile methodologies.
• Work closely with product managers, frontend developers, and QA teams to deliver end-to-end solutions.
• Maintain documentation and ensure knowledge sharing across the team.

Required Skills:

• Strong proficiency in Java, Spring Boot, and REST API development.
• Experience with relational databases (MySQL, PostgreSQL) and NoSQL (MongoDB, Redis).
• Familiarity with messaging systems like Kafka or RabbitMQ.
• Solid understanding of cloud platforms (AWS, Azure, or GCP).
• Experience with containerization and orchestration tools (Docker, Kubernetes).
• Excellent problem-solving, debugging, and analytical skills.
• Strong leadership and communication abilities.

Preferred Qualifications:

• Bachelor’s or Master’s degree in Computer Science, Engineering, or related field.
• 7+ years of backend development experience, with at least 2 years in a lead role.
• Exposure to security best practices and performance testing tools like JMeter.

Job Title: Senior Java Developer - Experience: 4.5 + years

Roles and Responsibilities:

·     Translate application storyboards and use cases into high-quality, efficient code.

·     Design, develop, and maintain clean, reusable Java code.

·     Take full ownership of modules, ensuring timely deployment to production.

·     Optimize application performance, quality, and responsiveness.

·     Identify and resolve bottlenecks, bugs, and technical issues.

·     Maintain high standards of code quality, organization, and automation.

·     Write well-structured, testable, and efficient code.

·     Investigate new technologies and approaches, presenting them for architectural review.

·     Participate in code reviews and provide constructive feedback to peers.

·     Stay current with the latest technologies and trends.

Desired Candidate Profile:

·     Strong proficiency in Core Java (OOP, Collections, Threads, Regular Expressions, Exception Handling).

·     Solid understanding of object-oriented programming.

·     Ability to write clean, readable Java code.

·     Knowledge of scalable application design principles.

·     Strong experience with Relational Databases, SQL, and ORM technologies (e.g., MySQL, Hibernate).

·     Proficiency in software design and development using Java, J2EE, Spring Boot, Spring Security, and Hibernate.

·     Experience with test-driven development.

·     Familiarity with CI/CD processes for build and deployment.

Must-Have:

·     Java 8/Java 11 experience.

·     Expertise in the Spring Framework.

·     Hands-on experience with relational databases (Oracle/MySQL/PostgreSQL/SQLServer).

·     Proficiency in building scalable REST APIs (capable of handling 20k+ simultaneous users).

·     Willingness to work with new technologies.

·     Strong communication skills.

Nice to Have:

·     Experience with React JS, and JavaScript framework.

·     Microservices architecture knowledge.

·     Familiarity with Redis, AWS S3, AWS Lambda, and NoSQL databases.

·     CI/CD experience.

Brilworks will support your growth in these areas where necessary! :)

Role:  Java Plugin Developer

• Sound knowledge and hands-on experience in building a software application using Java 
• Proficient in Core Java (OOPs, Design Patterns, Stream API, Multithreading, Generics).
• Good understanding of OSGi,Eclipse RCP and Plugin development

Company Overview

CareStack is a complete cloud-based dental software solution for scheduling, clinical, billing, patient engagement, and reporting needs of dental offices of any size - whether it's a single location or a large multi-site DSO with hundreds of locations.

The company was founded in 2015 and the commercial launch was done in early 2018. Since then, more than 1000 offices have chosen CareStack as their single source of truth. This is the fastest growth till date in the dental practice management software market, dominated by 100 year old distribution companies.

More about CareStack

●    Rated by independent B2B software reviews and research analysts as the most modern, innovative and customer experience focussed company in the space with the fastest growth in the segment.

●    Important strategic go to market partnerships with dental industry leaders like Delta Dental, Darby Dental and several others.

●    Venture backed with over $60M raised from leading financial and strategic investors.

●    HQ'd in Orlando, FL with offices in Minnesota, Bangalore, Trivandrum and Cochin.

Role Overview

CareStack seeks to hire Software Development Engineer - 1 to build its next generation healthcare platform. You will be reporting to a Staff SDE in your business unit , to develop and release services and solutions for our platform, aligning with your business unit’s goals and objectives.

Key responsibilities

●    Technical Design

You can be a specialist in technology areas, but capable of creating complete designs to solve a specific problem that accomplishes a definitive product feature or enables a technical advancement.You should work with your lead to review your design and embrace the feedback

●    Process Definition/Adherence

You should deliver estimations, review test scenarios/cases created by QAs in your team, participate in sprint grooming and planning meetings. You must learn, practice and evangelize standard techniques for grooming, defining complexity of stories and estimation.

●    Code Quality

At Carestack we believe that your code reflects your character. Code for scale, produce maintainable reusable code. You must commit to clean coding, continuous refactoring to ensure a high level of code quality. Continuously learn, practice and evangelize coding patterns/best practices within and outside your team. You should ensure testability of team functional areas, facilitate integration testing, resolve deep rooted technical issues and proactively collaborate with team members in solving complex problems.

●    Team Player

You should proactively communicate to resolve dependencies within and outside the team. Understand organizations culture code and streamline conversations and activities that will further instill this code. Mentor and coach new additions to your team.

●    Value/Mission Alignment

Be a champion for CareStack within the Engineering team. Help drive workplace and cultural norms within your business unit that align with CareStack company values.

This role may be for you if you…

●    Have an insatiable itch to join and the courage to scale an early-stage technology company.

●    Have 2-4 years of experience in building modern day web platforms, using Microsoft technologies on the backend.

●    Can be a generalist or specialist with deep understanding of building software components that meet defined requirements, with good understanding of .NET Core/ASP.NET.

●    Are proficient in data structures and algorithms, and object oriented analysis and design of software systems.

●    Are a backend specialist with good understanding of event driven programming, distributed systems, caching/in-memory computing systems, data modeling for transactional systems.

●    Solid understanding of relational and non relational databases including warehouses.Preferably MySQL, MSSQL, Vertica and CosmosDB

●    Solid understanding of CI/CD patterns and IaC.

●    Expertise in building ETLs in both batch and streaming model.

●    Expertise in building and testing APIs and micro services

This role may not be for you if you…

●    Don’t have the itch to design solutions and write code and you don’t grab every other opportunity to review and write code.

●    Don’t have the fire in you to fight for your design suggestions and debate with logical data points

●    Don’t have the trait to be transactional in code reviews/design discussions, accept your mistakes and appreciate better ideas from your peers.

●    Haven’t developed the habit of doing objective conversations that are data driven.

We are hiring IN OFFICE ONLY.

Office located in the beautiful Astra Towers in Rajarhat Kolkata.

We are looking for Senior Laravel Developers that have experience with Laravel Framework PHP, and VueJs.

You will be working right away with other senior Laravel Developers that know the products. You will be learning the projects, and helping them clean up and polish our tech better. We are a product based company.

A little about us:

Klizo Solutions has over 50 employees and is located in the New Town area, near CC2. Our employees range from graphic designers, back-end developers, iOS and Android Developers, and more. We are primarily a product-focused company. Our founder is from the USA and spends about 6 months a year here going back and forth. We develop technologies around his products and develop products for a few other clients. We are looking to expand to more locations, and are hiring for those reasons. You can see a company video here: https://klizos.com/about-us/

Preferred & Required knowledge and Duties:

• MVC Structure
• SQL concept
• Eloquent Relationships
• HTTP middleware
• Basic knowledge of JQuery
• Basic command of Laravel (How to create Model, Controller, migration, middleware )
• Experience of Vue.js
• Experience with Git
• Experience integrating third-party APIs
• Experience with payment APIs

Required Shifts:

We are expected to work Monday - Friday

We may rarely be needed on a Saturday if a project is required.

BONUS Knowledge (not required):

• MongoDB
• Worked with Jira
• Knows Github / Repo / Source control
• Worked with Bitbucket

Job Types: Full-time, Permanent, In Office

Benefits

• Bonuses based on performance
• Additional training will be available and may be required
• Clean office, professional hardware, and a positive team.

Role- Senior Node.js Developer

Job description:

- Nodejs), MySQL, Postgre SQL
- Working experience of GIT
- Will prefer candidates preferred who have knowledge of GraphQL, Typescript
 - Well versed and experienced with unit testing, code coverage.
- Well versed with SOILD design principles and its application
- Good to have – some experience with Azure devops and/or azure functions.
- Good knowledge of designing and writing restful API.

Role: Javascript Developer [Backend Developer + Frontend]

Opening for MERN Stack Developer to lead scalable Development with competencies in: 

• Expert of NodeJS, Express & MongoDB, REST Apis
• Experience in Docker
• Exposure to React, Redis, will be preferred.

Industry: IT-Software / Software Services (SaaS)

Functional Area: Internet & Cloud Technologies

Role Category: Programming & Deployment

Role: Software Developer

Employment Type: Permanent Job, Full Time

Desired Experience: 2-4 years

Desired Qualifications: B.E. / B.Tech / M.Tech / MCA

Key-Skills:

Node.js  | Express  | REST Api   | Javascript  | Redux-Saga |   MongoDB | Web security TLS/SSL | Web Sockets |   Promises & Call-backs | Database & Data structures |   Redis | Elasticseach | React.Js

Key Deliverables: 

• New feature design and implementation, Bug fixing, testing and performance tuning.
• Work on the API and Engines.
• Code deployment on cloud & maintenance of the same.
• Take complete ownership of a product/feature from setup to deployment.
• Time-bound feature delivery & updating.
• Cost-saving using efficient & effective technologies

Role and Responsibilities: 

• Work on back-end (+ frontend integration) development of core scripts using NodeJS / MongoDB /Express /Redux, and Redis.
• Manage Key-value based databases like Redis.
• Active participation in the development of a sophisticated platform as one of the leading developers.
• Document code consistently throughout the development process by listing a description of the program, special instructions, and any changes made in database tables on procedural, modular and database level.
• Respond promptly and professionally to bug reports. 
• Knowledge of bluebird.js (Promises), Async, etc will be of advantage.
• Coding and programming using Object-Oriented Programming, Data Structure and Algorithms, architecture/ design and build RESTful API.
• Passionate about building products and features and build the product from scratch with thrust on Web security, TLS/SSL, web sockets, etc
• Knows one or more of Wireframes/ Prototyping/ Functional Documentation of business.

Key Responsibilities 

• Build and create Credflow Product - Do development on our tech Stack 
• Understand requirements from the product manager and sometimes talk to customers to understand the exact requirement and develop insights. 
• Maintain the product and optimize over time for performance
• Identify needs of the stakeholders and work with technology and management team to build future timeline of products and features
• Be the go-to person for all technology related requirements, queries, discussion etc
• Develop a complete analytics framework as the product evolves.

What we seek

• We are looking for someone who is a hustler and is deeply passionate about solving technology-led complex problems
• The person should be able to take ownership of work in a highly challenging and dynamic startup environment

Benefits

• Chance to be with the right team, at the right time
• Work as part of the core team and experience the aspects of growing a business exponentially
• Get a deep understanding of the Fintech domain and unleash your potential to create an impact. 

Qualifications and skills

• Undergraduate/Graduate degree from an engineering college
• Has full stack proficiency, managing large amounts of data and prior exposure to backend, web frontend, mobile apps etc. 
• Full Stack Proficiency on Node.JS, React.JS
• SQL
• In memory data stores like Redis
• Experience in AWS (preferable)

Experience

2-4 years of experience 

Preference

Previous experience in a startup or as an entrepreneur