Senior Java Developer at CoStrategix Technologies · Remote, Bengaluru (Bangalore) · 5 - 10 years · ₹10L - ₹35L / yr · Profitable · Remote friendly · Posted 21 Apr 2022
We are looking for an IMMEDIATE JOINER - As Java Developer you will be responsible for creation and implementation of backend services (API / Microservice).
Roles & Responsibilities:
- Designing and developing performant REST APIs, Microservices.
- Data Model design.
- Participating in requirements analysis.
- Writing clean, scalable code and Implementing unit tests.
- Participating in peer code reviews.
- Optimizing the overall performance of Application.
- Strong focus on data governance and security.
- Be a strong Agile team member.
Skills:
- Conceptually strong in Design Patterns and OOP
- Hands on with technologies like Spring Boot, Java Web services/APIs (SOAP, REST, JSON, Maven, Gradle, jUnit)
- Working knowledge with AWS is a must.
- Excellent understanding of data structures, threading.
- Working knowledge with any of the Unit Test Frameworks such as jUnit.
- Good problem-solving skills. Attention to details.
- Should be a quick learner and keen on learning new technologies.
- Strong in debugging, troubleshooting and performance tuning for SQL queries
- Proficient in RDBMS (MySQL, Mssql) and NoSQL databases (mongo, HBase)
- Excellent oral and written communication skills.
Additional Skills (Optional):
- Exposure to Node.js / python
- Exposure to Lambda functions.
- Exposure to AWS Data Storage.
- Knowledgeable on TDD.
Qualifications & Experience:
- BE/B.Tech, ME/MTech. 7+ years of Java development experience, including Spring, Spring Boot

About CoStrategix Technologies
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Job Role: Senior Full Stack Developer
Location: Trichy
Job Type: Full Time
Experience Required: 5+ Years
Reporting to : Product Head
About Us:
At Zybisys Consulting Services LLP, we are a leading company in Cloud Managed Services and Cloud Computing. We believe in creating a vibrant and inclusive workplace where talented people can grow and succeed. We are looking for a dedicated leader who is passionate about supporting our team, developing talent, and enhancing our company culture.
Role Overview:
Are you a seasoned Full Stack Developer with a passion for crafting innovative solutions? We are looking for an experienced Senior Full Stack Developer to enhance our team and lead the development of innovative solutions.
Key Responsibilities:
- Develop and Maintain Applications: Design, develop, and maintain scalable and efficient full-stack applications using modern technologies.
- Database Design: Expertise in both relational and NoSQL databases, including schema design, query optimization, and data modeling.
- Collaborate with Teams: Work closely with front-end and back-end developers along with the Engineering team to integrate and optimize APIs and services.
- Implement Best Practices: Ensure high-quality code, adherence to best practices, and efficient use of technologies.
- Troubleshoot and Debug: Identify and resolve complex issues, providing solutions and improvements.
- Code Review and Quality Assurance: Skill in reviewing code, ensuring adherence to coding standards, and implementing best practices for software quality.
- Agile Methodologies: Experience with Agile frameworks (e.g., Scrum, Kanban) to facilitate iterative development and continuous improvement.
- Test-Driven Development (TDD): Knowledge of TDD practices, writing unit tests, and integrating automated testing (CI/CD) into the development workflow.
- Technical Documentation: Ability to write clear and concise technical documentation for codebases, APIs, and system architecture.
Technical Skills:
- Backend: Node.js, Express.js, Python, Golang, gRPC
- Frontend: React.js, Next.js, HTML, HTML5, CSS3, jQuery
- Database: MongoDB, MySQL, Redis, OpenSearch
- API : RESTful APIs, SOAP services, or GraphQL
- Tools & Technologies: Docker, Git, Kafka
- Design & Development: Figma, Linux
- Containers & container orchestration: Docker, Kubernetes
- Networking & OS Knowledge
What We Offer:
- Growth Opportunities: Expand your skills and career within a forward-thinking company.
- Collaborative Environment: Join a team that values innovation and teamwork.
If your ready to take on exciting challenges and work in a collaborative environment, wed love to hear from you!
Apply now to join our team as a Senior Full Stack Developer and make waves with your skills!
Requirements:
- Minimum 3 years of experience in software development into MERN (React & Node.js ) technology.
- Bachelor degree in Computer Science or IT.
- Must have Hands-On coding expertise of React.js, Reactstrap, NodeJS, MongoDB and ExpressJS.
- Configuring and managing deployment on AWS (EC2 IAM, S3).
- Knowledge of developing REST API using Express framework and front end integration with PUG engine.
- Experience with popular JS libraries like Ember, Babel, Typescript, Webpack, Socket etc.
- Exposure to scm tools like git, Git Hub, CI/CD methods, code coverage tools like SonarQube, etc.
- Good understanding of the object-oriented design and programming concepts, core JavaScript concepts like scope/closures, the event loop and asynchronous callbacks, promises, API formation, POSTMAN API etc.
Job description
- Hands-on experience in C#, http://asp.net/">ASP.NET, MVC, Web API, SQL Server.
- Experience in latest .Net framework versions (4/4.5/.Net Core 2.0 Frameworks), SQL Server 2008/2012.
- Experience in OOPS, HTML5, Bootstrap,CSS, AJAX/ JavaScript/ JQuery/ AngularJS and Angular 2.0 and web development.
- Excellent communication, analytical and interpersonal skills.
- .NET Full Stack (C#, MVC / .Net Core, WEB API, JSON, REST, JavaScript, Ajax)
- Good knowledge on Angular development, Angular JS
- knowledge in Azure cloud solutions.
- Developing and Hosting REST API Swagger and integration with angular.
Required Candidate profile Qualifications
- 5 – 8 years and above of professional software development experience.
- Improving system quality by identifying issues and common patterns and developing standard operating procedures.
- Enhancing applications by identifying opportunities for improvement, making recommendation and designing and implementing systems.
Full Stack / Front End / Back End Developer
We are currently building the Technology platform for the Global Air Cargo industry ($300B market).
Currently, we have two open roles (1 Front End Engineer & 1 Back End Engineer).
Full Stack Engineers are also desired for the open positions.
These (2) engineers will be part of the Tech team which will be at the core of what we aspire to build.
Looking for Full Stack / Front End / Back End Developer
- Tech Stack (React, node.js, typescript, postgreSQL, AWS)
- loves to code, get hands-on and likes to build products from scratch
- At least 2+ years of experience building software products
- "Build local, Launch global" mindset
- Good with people and teams +
- prior startup experience +
- SaaS platform expertise +
- Work location - Chennai
- So we are looking only for candidates in Chennai or who are open to relocating to Chennai for this opportunity
- Open to explore both Contract & Full time options for the (2) roles
Java Developers [I+S/E2-MM2]
Java Full Stack Developer
We are looking for a skilled Full Stack Developer who is passionate about building high-quality software applications. The ideal candidate will have expertise in Java frameworks and extensions, persistence frameworks, servers, platforms, clouds, databases, data storage, and QA tools. The candidate should also have experience working with Angular, React, or Vue.
As a Full Stack Developer, you will be responsible for developing and maintaining software applications for our clients. You will work closely with a team of developers and project managers to deliver high-quality software products. You should be comfortable working in a fast-paced environment and be able to adapt to changing priorities.
Mandatory Skill Sets:
Java frameworks and extensions: You should be proficient in building enterprise-grade applications using Java 8+ and Spring Boot.
Persistence Frameworks: You should have experience working with Hibernate and/or JPA. You should be able to design and develop efficient data models, and perform CRUD operations using Hibernate and/or JPA.
Servers: You should be familiar with Apache Tomcat and be able to deploy applications on Tomcat servers.
Platforms: You should have experience working with Java EE and Jakarta 2EE platforms.
Clouds: You should have experience working with AWS, and be familiar with AWS services such as EC2, S3, and RDS.
Databases / Data Storage: You should have experience working with MYSQL and Oracle databases
QA Tools: You should be proficient in JUnit5 and Postman. You should be able to write and execute unit tests, integration tests, and end-to-end tests using these tools.
Web Services: You should have experience working with RESTful web services.
API Security: You should be familiar with OAuth2, JWT, Auth0, or any other API security frameworks.
Angular/React/Vue: You should have experience working with at least one of these frontend frameworks, HTML, CSS, and JavaScript.
If you are passionate about building high-quality software applications and have the required skill sets, we encourage you to apply. We offer competitive salaries and benefits, and a challenging work environment where you can learn and grow.
- Designing and developing user interfaces using angular.Js best practices.
- Adapting interface for modern internet applications using the latest front-end technologies.
- Writing JavaScript, CSS, and HTML.
- Developing product analysis tasks.
- Making complex technical and design decisions for AngularJS projects.
- Developing application codes and unit tests in AngularJS, Java Technologies, and Rest Web Services.
- Conducting performance tests.
- Consulting with the design team.
- Ensuring high performance of applications and providing support.
>> Qualification
- Bachelor’s degree in computer science, computer engineering or similar.
- Previous work experience as an angular JS developer.
- Proficient in CSS, HTML, and writing cross-browser compatible code.
- Experience using JavaScript building tools like Gulp or Grunt.
- Knowledge of JavaScript MV-VM/MVC frameworks including Angular JS.
- Excellent project management skills.
- Proven experience implementing front-end and back-end JavaScript applications.
- Excellent communication skills.
- Critical thinker and good problem-solver.
- Liaise with fellow developers.
- Designing and implementing microservices which use the spring boot framework.
- Working in compliance with the full Software Development Life Cycle.
- Connecting microservices to interact with databases.
- Understanding of how streaming technologies work such as Kafka.
- Identifying and finding solutions to bugs.
- Ensure you've written adequate test cases to verify design requirements are being met.
- Create well written documentation for the individual microservices.
Your day-to-day tasks will be
• Helping our product squads to bring the best testing practices into their workflow
• Understanding the flow of code and how it interacts with different components
• Understanding the product functionality and product objectives to implement
• Code contributions in the backend, and/or frontend with extensive unit tests
• Working with deployments teams and offering inputs on the testability of functional elements and designs
• Researching tools, methodologies, and trends and upgrading existing practices and processes
• Mentor junior engineers, do code reviews and help improve/maintain code quality
This might be for you if…
You have a passion for designing, development, and testing and you should enjoy upgrading your tech skills as tools and technologies evolve quickly.
• A Bachelor's degree in Computer Science, Computer Engineering, or a related field.
• 4+ years of overall professional web development experience including coding, scalability of codes and development, testing and
deployment best practices
• Firefighter – You love taking up fire calls on production or other critical systems
• Communicate effectively in fluent English
• Exposure to modern development environment including Node, Java, JavaScript, Typescript, Version Control, GIT, AWS, NoSQL
(MongoDB, DynamoDB), ReactJS
• Understands the value and impact of our product for prospective customers and is driven to make it a success
• Self-motivated, hard-working, coachable, and driven with a strong entrepreneurial spirit
• Enjoys working in a collaborative atmosphere where ideas are valued on merit
Company Overview
Vamstar is a data science powered global B2B healthcare marketplace platform. We Aggregate $2 trillion of demand for healthcare products
and services using machine learning and providing real-time insights to buyers and suppliers to accelerate transactions. Our enriched data on
buyers, outcomes, and contracts (including tenders) reveal interdependencies across complex contracting markets. By seeing the big picture
and all the connections, Vamstar provides healthcare stakeholders with valuable market insights and perspectives. Vamstar partners with
leaders in the industry, academia, and government in 70 countries to apply higher-level thinking to daily tasks and strategic issues
We are now looking to onboard an exceptional Fullstack Developer on our team at a Senior Software Engineer/ Engineering Lead level. They will be an integral part of our technology function and work on challenging, cutting-edge problems, and contribute to the solution design and development for various software systems and subsystems. They will develop new and interesting products for our B2B users and will work with the best minds in the industry. They will also be required to lead, hire, and set up a team to meet our product objectives.
We are looking for someone who can :
- Think like a product owner
- Design and build new products and manage their delivery
- Drive culture, learning, and development of team members and of the larger org
- Mentor, motivate & ensure delivery from a small team
- Take ownership and get the job done
- Ensure the quality of deliverables
You should have :
- 4-7 years of hands-on experience in the design and development of applications using NodeJs, ReactJs, MySQL, etc.
- Good architectural and design skills
- Strong coding, data structures, and algorithms
- An engineering degree preferably, from a top-tier school (or an equivalent experience)
- Proficient understanding of code versioning tools, such as Git/SVN
- Good understanding of asynchronous request handling, partial page updates, and AJAX
- Experience in Elastic Search/ Solr/ Amazon AWS
- Experience building sites to function cross-platform and cross-browser
- The ability to own end-to-end responsibility
- The role will give you an opportunity to work with a cross-functional team from Business, Product, and Design, and lead a team of 4-7 rockstar engineers.
We have:
- A team of aces, from top-tier schools and startups, to work with
- A fast-paced, data-driven, and fun work environment
- A huge appetite for new, disruptive, creative, and implementable ideas
- An open work culture
We offer:
- Competitive salary
- A great working environment with an opportunity to work directly with the founders on very exciting real-life problems
- Opportunity to grow really fast.
- Opportunity to hire a team & mentor them.
- ESOPs
If this is something that interests you, let's talk.












