Tech Lead for Backend Development (Java / Springboot)
• Solid experience with application frameworks such as Springboot and strong familiarty with micro services architecture and design patterns
• Familiarity with databases like MySQL, MongoDB, Redis etc
• Hands-on experience in analysis, design, coding, and implementation of complex, custom-built applications
• Exposure to CI/CD using Gitlab, Jenkins preferred
• Familiarity with Docker, Kubernetes, EFK Stack is highly desired
• Broad knowledge of web standards relating to APIs (OAuth, SSL etc.)
• Exposure to product development.
• Understand Architecture Requirements and ensure effective design, development and maintenance of multiple micro services in Java Springboot deployed in cloud within containers consuming data present in relational as well as NoSQL databases.
o The microservices shall expose APIs which allow ease of integration with variety of client apps
o Microservices should handle a scale of thousands of requests per second
• Develop communication patterns between microservices which are efficient, lightweight and secured using Kafka
• Debugging issues on a live setup
• Lead a small team of engineers
• Create test cases and technical documentation
• Maintain a high level of code quality and consistency by adhering to and enhancing the coding standards, design methodology and programming practices

About Karkinos Healthcare Pvt Ltd
About
Connect with the team
Company social profiles
Similar jobs
Backend SDE II
Responsibilities
- Software Engineering
- Design and develop highly scalable, available, reliable, secure and fault tolerant
systems with minimal guidance for a market leader in the logistics industry
- Partner with team members on functional and nonfunctional requirements and
spread design philosophy, goals and improve the code quality across the team
- Research new technologies and tools that enable building the next generation of
our services
- Provide technology leadership to the team and foster engineering excellence
- Product Delivery
- Partner with product managers to define and execute on the feature roadmap
- Translate business requirements into scalable and extensible design
- Coordinate with various cross functional teams on planning and execution
- Maintaining automated build / test / deployment environments
Qualifications
- Software Engineering
- Should have at least 3 years of hands on experience in designing, developing,
testing and deploying applications on Java, Ruby, Kotlin, Python, Node or Go for
large scale applications
- Deep knowledge of one of the programming language they have experience in
- Proficient in OOP and Design Patterns, experience with functional programming
would be a plus
- Data modelling experience in Relational Databases
- Ability to design and implement low latency RESTful services
- Product Delivery
- Ability to scope, review and refine user stories for technical completeness and to
alleviate dependency risks.
- Well versed in working with agile methodologies which includes phases such as
design, development, code review, testing and release management
- Ability to have worked in a CI/CD environment, with hands on experience with Git
or any similar source code management tools
- Product Maintenance
- Experience troubleshooting server performance issues such as memory tuning,
GC tuning, resource leaks etc
- Continuously refactor applications to ensure high quality design
Technologies Used
Below are few of the technologies that we work on:
Type Technology
Web Application Framework Ruby on Rails, Ktor, AWS Lambda
Languages Ruby, Java, Kotlin, Javascript, Python
Datastores PostgreSQL, Aerospike, Redis, Amazon Redshift, DynamoDb
Communication HTTP, Amazon SQS, Sidekiq, Amazon SNS
Server Management Amazon ECS, Docker
Product Overview
● You will be contributing to products concerning both customers and partner drivers.
● Product sectors include:
○ Growth: You’ll build tools to help boost user growth on the platform including our
industry best driver on-boarding, training and certification system, referral
system, and lead management models.
○ Lifecycle Management: Build tools to help users engage with the platform
better, which includes rewards and recognition module, subscription service,
account management tools, partner and customer wallets and payout modules,
and churn detection systems among others.
○ Transaction Experience: You’ll help deliver the most delightful booking
experience to our customers and drivers. As part of this team, you’ll be
responsible for our core booking system, pricing and payment systems, location
tracking and filtering services, fraud prevention systems, and in-app ticketing and
support among others.
○ Fulfilment: As part of the fulfilment team, you’ll work on systems which ensure
high degree of ride fulfilment on the platform. Tools including allocation
methodologies and system, dynamic pricing, dynamic partner routing, and
partner re-activation tools among others.
○ Enterprise Solutions: You’ll help Porter’s enterprise customers achieve delivery
excellence. You’ll build tools for contract management, fleet management, fleet
and route optimisation tools, alerting and monitoring tools, and analytics suite
among others.
Position: Backend Developer - MERN - GraphQL
Location: Surat, Gujarat
Company: Glazer Labs
Overview: As a Backend Developer at Glazer Labs, you will be at the heart of our technical team, responsible for designing, developing, and maintaining the server-side logic of our engagement platform for the gaming community. Your expertise will ensure the seamless integration of front-end elements, robust performance, and high scalability, contributing to a world-class user experience.
Key Responsibilities:
- Server-Side Development: Architecture Design: Design and implement scalable and efficient server-side architecture using Node.js and Express.js. Database Management: Develop and maintain databases, ensuring data integrity, security, and optimal performance using MongoDB or other relevant databases. API Development: Create and maintain RESTful and GraphQL APIs to support various frontend functionalities and third-party integrations.
- Performance Optimization: Scalability: Design and implement solutions to ensure the application can scale efficiently to handle increasing user loads. Load Balancing: Utilise load balancing techniques and tools to distribute traffic effectively across multiple servers. Caching: Implement caching strategies using Redis, Memcached, or similar technologies to enhance application performance and reduce latency.
- Security Implementation: Data Security: Ensure robust security practices, including data encryption, authentication, and authorization mechanisms to protect user data. Vulnerability Management: Regularly conduct security audits and vulnerability assessments, implementing necessary fixes and improvements. Compliance: Ensure compliance with industry standards and regulations, such as GDPR, to maintain user trust and legal integrity.
- Integration and Collaboration: Third-Party Integrations: Integrate third-party services and APIs, such as payment gateways, social media platforms, and analytics tools. Cross-Functional Collaboration: Work closely with frontend developers, mobile app developers, product managers, and UX/UI designers to ensure seamless integration and functionality. DevOps Collaboration: Collaborate with DevOps teams to automate deployment processes, monitor server performance, and implement CI/CD pipelines.
- Code Quality and Best Practices: Clean Code: Write clean, maintainable, and well-documented code following best practices and coding standards. Code Reviews: Conduct thorough code reviews, providing constructive feedback and ensuring adherence to coding standards. Testing: Implement comprehensive testing strategies, including unit tests, integration tests, and end-to-end tests, using tools like Mocha, Chai, or Jest.
- Monitoring and Maintenance: Monitoring: Implement and manage monitoring tools like New Relic, Prometheus, or Grafana to track server performance and uptime. Logging: Set up and manage logging solutions to monitor application health and troubleshoot issues efficiently. Incident Response: Develop and maintain incident response protocols to ensure rapid resolution of production issues and minimal downtime.
- Data Management: Database Design: Design efficient database schemas and ensure optimal indexing and query performance. Backup and Recovery: Implement robust backup and disaster recovery strategies to safeguard data. Data Analysis: Collaborate with data analysts to provide necessary data access and support data-driven decision-making.
- Continuous Improvement: Skill Enhancement: Stay updated with the latest trends and technologies in backend development, continuously improving your skills and knowledge. Knowledge Sharing: Participate in and contribute to knowledge-sharing sessions, workshops, and mentoring programs. Innovation: Explore and implement innovative solutions to enhance the backend infrastructure and overall application performance.
Qualifications:
Experience: Minimum 3+ years of experience in backend development, with a strong focus on Node.js, Express.js, and MongoDB. Proven experience in designing and implementing scalable, high-performance server-side architectures.
Technical Skills:
Node.js/Express.js / GraphQL Expertise: Strong proficiency in Node.js, GraphQL and Express.js, including asynchronous programming and middleware.
Database Management: In-depth knowledge of MongoDB and experience with other databases (SQL or NoSQL).
API Development: Experience in designing and implementing RESTful and GraphQL APIs.
DevOps Practices: Familiarity with CI/CD pipelines, containerization (Docker), and cloud services (AWS, Azure, or GCP).
Security Practices: Strong understanding of web security principles and best practices.
Testing Frameworks: Proficiency with testing frameworks and tools for backend development.
Soft Skills:
Problem-Solver: Strong analytical and problem-solving skills, with a proactive approach to identifying and resolving issues.
Detail-Oriented: Attention to detail and commitment to delivering high-quality, reliable backend solutions.
Team Player: Ability to work effectively in a collaborative team environment.
Effective Communicator: Excellent verbal and written communication skills, with the ability to articulate technical concepts to non-technical stakeholders.
Education: Bachelor's degree in Computer Science, Information Technology, or a related field, or equivalent practical experience.
By joining Glazer Labs, you will have the opportunity to shape the backbone of our engagement platform for the gaming community, leveraging your expertise to build a robust, scalable, and high-performing backend infrastructure. Your contributions will be pivotal in delivering an exceptional user experience and driving our product forward.



About the Role-
Thinking big and executing beyond what is expected. The challenges cut across algorithmic problem solving, systems engineering, machine learning and infrastructure at a massive scale.
Reason to Join-
An opportunity for innovators, problem solvers & learners. Working will be Innovative, empowering, rewarding & fun. Amazing Office, competitive pay along with excellent benefits package.
Requiremets and Responsibilities- (please read carefully before applying)
- The overall experience of 3-6 years in Java/Python Framework and Machine Learning.
- Develop Web Services, REST, XSD, XML technologies, Java, Python, AWS, API.
- Experience on Elastic Search or SOLR or Lucene -Search Engine, Text Mining, Indexing.
- Experience in highly scalable tools like Kafka, Spark, Aerospike, etc.
- Hands on experience in Design, Architecture, Implementation, Performance & Scalability, and Distributed Systems.
- Design, implement, and deploy highly scalable and reliable systems.
- Troubleshoot Solr indexing process and querying engine.
- Bachelors or Masters in Computer Science from Tier 1 Institutions


You would mainly work on two types of applications: web app with a database background, and APIs that provide our existing software and data to mobile apps and other developers. You will design and architect our code and the way it works to support the front end. APIs are often used when developers or apps need to query our internal data, and they allow us to provide this data to the outside world. For instance, our app might pull a list of entries from QuickBooks API. You will read the API documentation and implement it on our website.
You should be able to design a full application from the ground up and ensure that code is efficient and properly written.
Job description
Are you a highly experienced, ambitious PHP Developer looking for a challenging role where you can learn lots more?
We are looking for a motivated PHP Developer to come join our fast-paced, fun and rewarding agile team of professionals.
If you are passionate about technology, constantly seeking to learn and improve skill set, then you are the type of person we are looking for!
We are offering superb career growth opportunities, great compensation, and benefits.
Duties and responsibilities
• Develop, record and maintain cutting-edge web-based PHP applications on portal plus premium service platforms
• Build innovative, state-of-the-art applications and collaborate with the User Experience (UX) team
• Ensure HTML, CSS, and shared JavaScript is valid and consistent across applications
• Prepare and maintain all applications utilizing standard development tools
• Utilize backend data services and contribute to increasing existing data services API
• Lead the entire web application development lifecycle right from concept stage to delivery and post launch support
• Refactor, optimize and improve the existing codebase for maintenance and scale
• Use test-driven development and acceptance tests to ensure feature quality
• Interface with customer and internal teams to gather requirements and develop software solutions
• Convey effectively with all task progress, evaluations, suggestions, schedules along with technical and process issues
• Document the development process, architecture, and standard components
• Coordinate with co-developers and keeps project manager well informed of the status of development effort and serves as a liaison between development staff and project manager
• Keep abreast of new trends and best practices in web development
PHP Developer requirements and qualifications
• Previous working experience as a PHP Developer for 2 years.
• BE/MCA in Computer Science, Engineering or a similar relevant field
• User authentication and authorization between multiple systems, servers, and environments
• Integration of multiple data sources and databases into one system
• Familiarity with limitations of PHP as a platform and its workarounds
• Proficient in PHP, HTML5, JavaScript, JQuery Expert


We are looking to hire a talented PHP developer to manage our back-end services and ensure a seamless interchange of data between the server and our users. As a PHP developer, you will be responsible for developing and coding all server-side logic. You will also be required to maintain the central database and respond to requests from front-end developers.
To ensure success as a PHP developer, you should have in-depth knowledge of object-oriented PHP programming, an understanding of MVC designs, and working
Knowledge of front-end technologies including HTML5, JavaScript, and CSS3. Ultimately, a top-level PHP Developer can design and build efficient PHP modules while seamlessly integrating front-end technologies.
PHP Developer Responsibilities:
- Analyzing website and application
- Writing back-end code and building efficient PHP modules.
- Developing back-end portals with an optimized
- Troubleshooting application and code
- Integrating data storage
- Responding to integration requests from front-end developers.
- Finalizing back-end features and testing web
- Updating and altering application features to enhance
PHP Developer Requirements:
- Bachelor’s degree in computer science or a similar
- Knowledge of PHP web frameworks including Yii, Laravel, and CodeIgniter.
- Knowledge of front-end technologies including CSS3, JavaScript, and
- Understanding of object-oriented PHP
- Previous experience creating scalable
- Proficient with code versioning tools including Git, Mercurial, CVS, and
- Familiarity with SQL/NoSQL
- Ability to project
- Good problem-solving skills
Responsibilities :
- Design and develop scalable, high performance, and reliable API driven services/applications in Java language that operate whole day.
- Produce high quality software that is unit tested, code reviewed, and checked in regularly for continuous integration.
- Interact with both business, financial research, and technical stakeholders to deliver high quality products and services that meets/exceeds business, customer, and technical requirements.
- Own products and code from cradle to grave including production quality/performance monitoring.
Required Skills :
- Experience building and running high performance enterprise applications developed in Java language.
- Hands on experience developing Java web applications built with modern standards-based APIs including Java based REST APIs and implementations.
- Experience in Java language APIs, Spring technologies, Hibernate, JDBC, RDBMS and NoSQL based data persistence.
- Experience developing solutions on AWS Cloud leveraging AWS Lambda, S3, DynamoDB, Cloud Formation, and other related AWS technologies.
- Solid understanding of Domain Modeling with Relational and Non-Relational Databases.
- Excellent debugging and problem-solving skills, including ability to diagnose and fix performance and scalability issues.
- Experience working in an agile methodology-based development environment.
- Excellent written and verbal communication skills.
- BS/B.Tech/M.Tech in Computer Science or a related field.
Share your resumes if this opportunity suits you.

You will be building product features solving complex business problems using state of the art technologies (Docker, Kubernetes, GCP, Python, Angular, ML/AI) in an ownership and integrity driven culture.
What will you do:
- Architect full-stack solutions for complex business requirements in a fast-paced environment while optimising for scalability, performance, concurrency, availability, security and code quality.
- Own and execute engineering projects end to end including API design, DB design, project planning, coding, and fluent communication with the rest of the team.
What we’re looking for:
- Bachelors/Masters in Computer Science or a related field
- Experience 3-6 years
- Strong ownership, integrity and drive to succeed individually and as a startup
- Good grasp on algorithms and data structures
PLEASE ONLY APPLY FOR THIS JOB IF YOU ARE AN EXPERT IN NODE.JS
Addenda is a Dubai based Insurtech startup that utilises the blockchain to share life/medical/motor insurance information among a consortium of insurers. Our Products helps insurers avoids anti selection, non-disclosure, overexposure, and ensures transparency between the policy applicant and the insurance company.
We are looking for a NodeJS Backend Developer who is energetic, self-directed and self-motivated. You should possess a strong desire to learn and contribute solutions and ideas to a dynamic team.
Responsibilities
- Development of all server-side logic and ensuring high performance and responsiveness to requests from the front-end.
- Develop stable and secure RESTful APIs, Microservices, automated tests
- Build reusable code and libraries for future use
- Optimise backend for maximum speed and scalability
- Collaborate with other team members and stakeholders for front-end or otherwise
Skills
- Proficient understanding of Express.JS, Node.JS, MongoDB
- In Depth Knowledge of creating Secure RESTful APIs, Web Services or micro services along with caching, content management capabilities
- Knowledge of API Design and Development and Security Patterns on API’s using various Authentication mechanisms
- Experience in Cloud Technology for Deployment of Services is a plus
- Proficient understanding of code versioning tools, such as Git

