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 Title : Generalist Fullstack Engineer (Java / Node.js / React / AI-Driven Engineering)
Experience : 5 to 12 Years
Location : Bengaluru (Koramangala) – Hybrid (3 Days WFO)
Employment Model : C2H
Joining : Immediate to 20 Days Notice Only
Open Positions : 4
About the Role :
We are hiring a hands-on Generalist Fullstack Engineer for a high-impact engineering team. This is a 90% coding role focused on building scalable products across frontend, backend, cloud, and modern AI-enabled engineering practices.
Mandatory Skills :
Full Stack Development (Frontend + Backend), JavaScript / Java / Node.js / Python / Go, ReactJS or modern UI frameworks, Microservices, AWS, Docker, Kubernetes, SQL/NoSQL, CI/CD, Terraform (IaC), Automated Testing (TDD), AI-enabled software delivery, and strong hands-on coding experience.
Key Requirements :
- 5 to 12 years of software development experience.
- Strong expertise in JavaScript, Java, Node.js, Python, or Go.
- Hands-on experience with ReactJS / modern frontend frameworks.
- Strong backend depth with microservices & event-driven architecture.
- Experience with AWS, Docker, Kubernetes.
- Exposure to AI tools/frameworks in software delivery.
- Strong understanding of SQL/NoSQL databases & data modelling.
- Experience with CI/CD, automated testing, Terraform (IaC).
- Working knowledge of TDD, pair programming, continuous integration, security best practices.
Roles & Responsibilities :
- Develop and own production-grade full-stack applications.
- Build AI-first engineering workflows to improve delivery efficiency.
- Drive architecture decisions and engineering best practices.
- Deliver scalable cloud-native solutions.
- Collaborate across product, QA, design, and architecture teams.
- Improve system reliability through monitoring, automation, and testing.
Ideal Candidate :
✔ Strong end-to-end ownership (Frontend + Backend).
✔ Deep hands-on coding mindset (not people-management focused).
✔ Strong AWS + SQL exposure.
✔ Experience building and managing UI state and frontend components.
✔ Stable career progression (avoid frequent job changes).
Interview Process :
- Technical Round – GT (Assemble)
- Technical Round – Client
- Technical Round – Client
- HR Discussion & Offer

Responsibilities:
- Lead architecture, technical decisions, and ensure code quality, scalability, and performance
- Develop backend systems using Python & SQL; build APIs and optimize databases
- Work with frontend (React/Angular) and API-driven architectures
- Integrate AI/ML models and support analytics/LLM-based solutions
- Manage cloud deployments (Azure/AWS) and implement CI/CD practices
- Ensure system reliability, monitoring, and production readiness
- Mentor team members, conduct reviews, and collaborate with cross-functional teams
Role Objective
Develop business relevant, high quality, scalable web applications. You will be part of a dynamic AdTech team solving big problems in the Media and Entertainment Sector.
Roles & Responsibilities
* Application Design: Understand requirements from the user, create stories and be a part of the design team. Check designs, give regular feedback and ensure that the designs are as per user expectations.
* Architecture: Create scalable and robust system architecture. The design should be in line with the client infra. This could be on-prem or cloud (Azure, AWS or GCP).
* Development: You will be responsible for the development of the front-end and back-end. The application stack will comprise of (depending on the project) SQL, Django, Angular/React, HTML, CSS. Knowledge of GoLang and Big Data is a plus point.
* Deployment: Suggest and implement a deployment strategy that is scalable and cost-effective. Create a detailed resource architecture and get it approved. CI/CD deployment on IIS or Linux. Knowledge of dockers is a plus point.
* Maintenance: Maintaining development and production environments will be a key part of your job profile. This will also include trouble shooting, fixing bugs and suggesting ways for improving the application.
* Data Migration: In the case of database migration, you will be expected to suggest appropriate strategies and implementation plans.
* Documentation: Create a detailed document covering important aspects like HLD, Technical Diagram, Script Design, SOP etc.
* Client Interaction: You will be interacting with the client on a day-to-day basis and hence having good communication skills is a must.
**Requirements**
Education-B. Tech (Comp. Sc, IT) or equivalent
Experience- 3+ years of experience developing applications on Django, Angular/React, HTML and CSS
Behavioural Skills-
1. Clear and Assertive communication
2. Ability to comprehend the business requirement
3. Teamwork and collaboration
4. Analytics thinking
5. Time Management
6. Strong Trouble shooting and problem-solving skills
Technical Skills-
1. Back-end and Front-end Technologies: Django, Angular/React, HTML and CSS.
2. Cloud Technologies: AWS, GCP and Azure
3. Big Data Technologies: Hadoop and Spark
4. Containerized Deployment: Dockers and Kubernetes is a plus.
5. Other: Understanding of Golang is a plus.
AI / LLM Engineering — Good to Have
- Candidates with exposure to AI/LLM engineering will have a strong advantage as we build intelligent, AI-augmented AdTech solutions. None of the below is mandatory.
- LLMs: OpenAI (GPT-4/4o), Anthropic (Claude), Meta (Llama)
- Orchestration & Agents: LangChain, LangGraph, LlamaIndex
- Tool Calling / MCP: Function Calling (OpenAI / Anthropic), FastMCP or Custom MCP Servers
- RAG (Retrieval-Augmented Generation): RAG pipeline design, LlamaIndex, LangChain retrievers and chains
- Vector Databases: Pinecone, Weaviate, FAISS
- Embeddings: OpenAI Embeddings, Hugging Face Sentence Transformers
- Observability: LangSmith, Sentry
- Backend / Infra for AI: Django REST Framework, FastAPI.
Role: Senior Software Developer (Full Stack) - Python
Location: Coimbatore
YOE: 6+ years
Mandatory Skills: Python, AWS
Good to have: React, SQL, React Native, Knowledge in Flutter/Android Native Benefits: Learn more about our perks below
Compensation: Competitive compensation as per industry standards.
About the Role:
We aspire to build high-quality, innovative & robust software. If you are a hands-on platform builder with significant experience in developing scalable data platforms, look no further. Click on Apply and we will reach out to you soon.
Responsibilities:
● Determines operational feasibility by evaluating analysis, problem definition, requirements, solution development, and proposed solutions.
● Documents and demonstrates solutions by developing documentation, flowcharts, layouts, diagrams, charts, code comments and clear code.
● Prepares and installs solutions by determining and designing system specifications, standards, and programming.
● Improves operations by conducting systems analysis; recommending changes in policies and procedures.
● Obtains and licenses software by obtaining required information from vendors; recommending purchases; testing and approving products.
● Updates job knowledge by studying state-of-the-art development tools, programming techniques, and computing equipment
● Participate in educational opportunities & read professional publications;
● Protects operations by keeping information confidential.
● Provides information by collecting, analyzing, and summarizing development and service issues.
● Accomplishes engineering and organization mission by completing related results as needed.
● Develops software solutions by studying information needs; conferring with users; studying systems flow, data usage, and work processes; investigating problem areas; following the software development lifecycle.
Requirements:
● Proven work experience as a Full Stack Engineer or Senior Software Developer
● Strong experience designing and developing scalable and interactive applications
● Hands-on expertise in React or similar UI technologies for frontend development and Python or other modern backend languages
● Experience in mobile app development (e.g., React Native, Flutter, or Native Android/iOS)
● Deep understanding of relational databases (e.g., PostgreSQL/MySQL) with strong proficiency in SQL
● Experience with ORM frameworks (e.g., TypeORM, SQLAlchemy or similar)
● Familiarity with NoSQL databases (e.g., MongoDB) and caching systems like Redis is a plus
● Test-driven development and automated testing experience is a plus ● Proficiency with modern software engineering tools, Git-based workflows, and CI/CD pipelines
● Strong ownership mindset with ability to lead teams, mentor developers, and drive end-to-end delivery
● Excellent communication and collaboration skills with cross-functional stakeholders
● Working knowledge of AWS or other cloud platforms is an added advantage
- Strong at Core Java and OOPs concepts
- Exposure to Spring, Spring Boot and Spring Security
- Exposure to implementation of RESTful APIs
- Exposure to programming using Queues and No SQL database
- Good understanding about JavaScript, JQuery and HTML
- Good understanding about Data Structures and Multithreaded Programming
- Good understanding about Design Patterns
- Good understanding about Standard and Secure Coding practices
- Building reusable code and libraries for future use
- Building efficient, testable, and reusable Node JS modules
- Helping in co-creating product vision and roadmap along with Product Managers
- Planning,hiring, developing our own products to the extent required, while reviewing, managing team and morale; and most importantly,setting up required processes that takes us to the next level
- Building high performance frontend applications with react
- Managing End-to-end ownership of modules including designing, development, validation, deployment
- Creating microservices from scratch and ensuring that micro services are used wherever it makes sense.
- Understanding the fully synchronous behaviour of Nodejs
What you need to have:
- A Bachelor's degree in Computer Science, or related technical discipline
- 2+ years of Software Development experience
- Deep hands-on technical experience in object-oriented design, data structures, algorithm design, and complexity analysis
- Experience with full software lifecycle methodology, including; coding standards, code reviews, source control management, build processes, testing, and operations
- Ability to identify, empathize with and delight the customer
- While every product-line has its tech stack - different products have different technologies and it is expected that you are comfortable working across all of them as and when needed.
- Some of the technologies/frameworks that we work on - Microservices Architecture, Python, Rest/gRPC, Node.js, MySQL, Postgres, AWS, ReactJS, React Native, Kubernetes.
- Familiarity with Workers/ child processes and performance tuning
- Experience with SQL/NoSQL databases and their declarative query languages (MySQL, and MongoDB)
- Strong knowledge of the common Node Js & React or web server exploits and their solutions
Regarding the job role:
The Senior Developer is responsible for running the day to day operations of a group of developer/s. The individual should exhibit proven experience on our technology stack and product. Our technology stack is primarily written in React, Node + Express with Apollo, GraphQL, Typescript and MySQL on AWS Cloud Services.
Responsibilities:
- Contribute at a senior level to the development process.
- Own the product development lifecycle with the team.
- Work closely with the subordinates both at the technical as well as troubleshooting and problem solving.
- Manage developer allocations on tasks to best utilise time and resources.
- Work with Product Managers and the team to ensure that commitments are met.
- Responsible for the quality of work completed.
- Ability to do code reviews and maintain the quality standards.
- Ability to conduct manual server deployments and automate the same.
- Mentor and stimulate team member career growth.
Qualification:
BE/ME in Computer Science, Information Technology or a related subject, MCA, MSc(IT) or equivalent degree.
Required Skills:
- 4-6 years of proven software development experience with React, Node/Express, CSS/Bootstrap, HTML5 and MySQL or any RDBMS Server.
- Experience in TypeScript, GraphQL, TypeORM, styled components.
- Familiarity with Webpack and bundling the web applications for server deployment.
- Experience using AWS Toolchain or any other public cloud providers.
- Familiarity with shell scripting to automate deployment processes.
- Ability to write robust, maintainable applications.
- Ability to build and work with distributed, high-volume backend services.
- Have a great understanding of system design, data structures, object-oriented programming and software engineering principles.
- You should have experience in identifying, debugging and resolving complex production issues.
- Awareness of continuous deployment tools such as Jenkins or other DevOps tools will be an advantage.
- Well versed with agile methodologies and continuous development / integration approaches.
- People management/mentoring experience is required.

• 8+ years of experience into Technical Expertise & People Management
• 5+ Years of Experience into MERN Stack
• Have deep expertise in React.js, Node JS, and MongoDB
• Must have relevant experience in designing, building, maintaining, and extending large-scale production systems.
• Bootstrap, NO-SQL, Backbone Lookout
• Proven leadership skills: courage to challenge with candour, motivate and inspire teams.
• Comfort working with multiple groups within the business
• Strong interpersonal and communication skills, for both technical and non-technical audiences.
About Us: -
We are a fast-growing, US-based EdTech start-up that is shaping the future of education. Our SaaS platform now serves over 10M students in over 8,000 schools across the USA and that number is growing. We are making such a splash that teachers, schools, and districts call us "a game-changer." We are focused on helping teachers teach and students learn and work hard to support educators by providing them with robust ways to track student progress and inform instruction with instant data.
Our employees are the secret sauce to our success. With our team of motivated, positive, and skilled professionals, we continue to maintain, build, and grow a strong product offering. Innovation, listening to customers, and service are at the forefront of what continues to guide us to success. Diligence, excellent team communication, knowing that our work makes a difference, and a good sense of humor are the elements that carry us through each day.
Following year they launched an independent business and Law Enforcement product followed by another product of property assessment.
In 2017, they stated India operation, an extension of development team and expertise to grow the business.
They continued to grow and expand offerings in both the public and private sectors. Giving its wide scope of experience and expertise the client is striving to achieve challenging goals in upcoming years.
Currently they are on look out for talents that are high achievers, love to do their hands dirty with real coding, can think out of box and are self starter. These are newly created positions and due expansion of the business. If selected, you will be working on development projects with client.
Full Stack Developers -MEAN Stack
Vacancies: 10
Tech stacks: MongoDB, Expressjs, AngularJs, NodeJS, Web API, SQL (good to have)
(Angular 2+ preferred).
Experience: 3-5 years, flexible for right candidate
Prefer from Health product/Service Domain but not limited too. Candidate with good skillset from any domain project experience is welcome!!
MUST have Full Stack experience, and good at writing clean codes.
Salary: Attractive range
Location: Hinjewadi, Pune (WFM till December 20)
Interested? Send your resume ASAP IMMEDIATE JOINING - Max 15 Days NP










