Senior Software Engineer (Java/Scala/SOLR/Data/Hadoop)

About CodeHall Technology Pvt Ltd
About
Whether it is about building a new system from scratch, maintaining an existing system or making feature upgrades to a legacy system, our team is committed to providing you the best open source solution for your need. When existing systems do not meet your needs, we help you identify the right technology solution. We have your back covered while you focus on delivering the best business experience for your customers.
Connect with the team
Company social profiles
Similar jobs
Job Title: PHP/Laravel Developer (3–10 Years Experience)
Industry: Insurance / Fintech
Employment Type: Full-Time, Permanent
Job Summary
We are looking for an experienced PHP/Laravel Developer with strong JavaScript skills to work across the full stack. You will build scalable backend systems, interactive frontends, robust APIs, and use modern AI tools to speed up development. This role involves backend coding, frontend development, database design, and full-stack integration.
What You’ll Be Doing
1. Backend Development
- Build reliable PHP applications and REST APIs
- Write clean, maintainable Laravel code
- Create REST APIs and work with GraphQL when required
- Work with microservices and Docker-based environments
- Perform code reviews and maintain coding best practices
2. Frontend Development
- Develop responsive and modular web UIs using JavaScript frameworks
- Build interactive components using React, Vue, or Angular
- Work with modern CSS frameworks and preprocessors
- Implement SPA features like routing & state management
- Ensure browser compatibility and mobile responsiveness
3. Database Work
- Design database schemas for MySQL, PostgreSQL, MongoDB, Redis
- Write optimized SQL queries via Eloquent ORM or Query Builder
- Implement indexing and performance optimization
- Work with SQL & NoSQL databases
- Manage migrations and ensure database stability
4. AI Tools & Productivity
- Use AI coding assistants (GitHub Copilot, Cursor AI, Tabnine)
- Integrate AI APIs (OpenAI, Claude) into applications
- Build AI-powered features and automations
- Use AI tools for debugging, refactoring, and code optimization
5. Full-Stack Integration
- Connect frontend and backend layers smoothly
- Implement authentication and authorization flows
- Manage client-server data flow and API integrations
- Work with state management across the stack
- Ensure consistent and seamless user experiences
Job Requirements
Must-Have (3–10 Years Experience)
Backend Skills
- Strong experience with PHP 8+ & Laravel
- Eloquent ORM, Query Builder, Blade, Middleware, Events
- API development & authentication
- Redis/Memcached caching
- Queue management (Laravel Queues, Horizon)
- Working knowledge of Node.js
Frontend Skills
- Strong JavaScript (ES6+, async/await, modules)
- React / Vue / Angular
- State management (Redux, Vuex, NgRx)
- Build tools: Webpack, Vite, Laravel Mix
- CSS3, HTML5, Sass/Less or CSS-in-JS
- Responsive, mobile-first development
Database Skills
- MySQL, PostgreSQL, Redis; MongoDB is a plus
- Schema design, optimization, indexing
- Migrations, normalization, performance tuning
Java Technical Lead
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.
A brilliant opportunity to become a part of a highly motivated and expert team which has made a mark as a high-end technical consulting.
Experience: 10+ years
Location: Mumbai
Job Description:
• Experience in Core Java, Spring Boot.
• Experience in microservices.
• Extensive experience in developing enterprise-scale systems for global organization. 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.
• Good development experience with RDBMS in SQL Server, Postgres, Oracle or DB2
• Good knowledge of multi-threading
• 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.
About Wissen Technology: Wissen Technology is a niche global consulting and solutions company that brings unparalleled domain expertise in Banking and Finance, Telecom and Startups. Wissen Technology is a part of Wissen Group and was established in the year 2015. Wissen has offices in the US, India, UK, Australia, Mexico, and Canada, with best-in-class infrastructure and development facilities. Wissen has successfully delivered projects worth $1 Billion for more than 25 of the Fortune 500 companies. The Wissen Group overall includes more than 4000 highly skilled professionals.
Wissen Technology provides exceptional value in mission critical projects for its clients, through thought leadership, ownership, and assured on-time deliveries that are always ‘first time right’.
Our team consists of 1200+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like Wharton, MIT, IITs, IIMs, and NITs and with rich work experience in some of the biggest companies in the world.
Wissen Technology offers an array of services including Application Development, Artificial Intelligence & Machine Learning, Big Data & Analytics, Visualization & Business Intelligence, Robotic Process Automation, Cloud, Mobility, Agile & DevOps, Quality Assurance & Test Automation.
We have been certified as a Great Place to Work® for two consecutive years (2020-2022) and voted as the Top 20 AI/ML vendor by CIO Insider.
About the Role
- Design, develop, test, deploy, maintain, and improve software and new user-facing features across Novo’s products and services.
- Drive technical decisions on a multi-functional, Agile team alongside product management, product design, and engineering.
- Optimize applications for maximum speed and scalability and analyze feedback from customers and internal teams to identify issues and improvement opportunities.
- Champion a passion for engineering best practices such as code quality, linting, and testing.
- Ensure our software is reliable, extensible, maintainable, debuggable, secure, well-tested and performs well under load.
- Mentor junior engineers in all aspects of planning, development and testing.
- Stay engaged with latest technologies and evaluate strategies to keep the Novo technology stack up to date.
Requirements for the Role
- 5+ years experience in a highly technical role at a hyper-growth startup or fast-paced company.
- Extensive background designing, developing, testing, deploying, maintaining, and improving software.
- Good understanding of Node.js & Javascript.
- Demonstrated ability to translate business goals and initiatives into technical requirements.
- Strong understanding of SQL database.
- Demonstrable experience architecting scalable and cost effective solutions to ensure and support customer growth.
- Experience mentoring junior engineers in all aspects of planning, development and testing.
- Strong understanding of system design and architecture.
- Interest in engaging with latest technologies and evaluating strategies to keep the Novo technology stack up to date.
- Excellent written and verbal communication skills with the ability to collaborate with both technical and non-technical teams effectively.
Sizzle is an exciting new startup that’s changing the world of gaming. At Sizzle, we’re building AI to automate gaming highlights, directly from Twitch and YouTube streams. We’re looking for a superstar Python expert to help develop and deploy our AI pipeline. The main task will be deploying models and algorithms developed by our AI team, and keeping the daily production pipeline running. Our pipeline is centered around several microservices, all written in Python, that coordinate their actions through a database. We’re looking for developers with deep experience in Python including profiling and improving the performance of production code, multiprocessing / multithreading, and managing a pipeline that is constantly running. AI/ML experience is a plus, but not necessary. AWS / docker / CI/CD practices are also a plus. If you are a gamer or streamer, or enjoy watching video games and streams, that is also definitely a plus :-)
You will be responsible for:
- Building Python scripts to deploy our AI components into pipeline and production
- Developing logic to ensure multiple different AI components work together seamlessly through a microservices architecture
- Managing our daily pipeline on both on-premise servers and AWS
- Working closely with the AI engineering, backend and frontend teams
You should have the following qualities:
- Deep expertise in Python including:
- Multiprocessing / multithreaded applications
- Class-based inheritance and modules
- DB integration including pymongo and sqlalchemy (we have MongoDB and PostgreSQL databases on our backend)
- Understanding Python performance bottlenecks, and how to profile and improve the performance of production code including:
- Optimal multithreading / multiprocessing strategies
- Memory bottlenecks and other bottlenecks encountered with large datasets and use of numpy / opencv / image processing
- Experience in creating soft real-time processing tasks is a plus
- Expertise in Docker-based virtualization including:
- Creating & maintaining custom Docker images
- Deployment of Docker images on cloud and on-premise services
- Experience with maintaining cloud applications in AWS environments
- Experience in deploying machine learning algorithms into production (e.g. PyTorch, tensorflow, opencv, etc) is a plus
- Experience with image processing in python is a plus (e.g. openCV, Pillow, etc)
- Experience with running Nvidia GPU / CUDA-based tasks is a plus (Nvidia Triton, MLFlow)
- Knowledge of video file formats (mp4, mov, avi, etc.), encoding, compression, and using ffmpeg to perform common video processing tasks is a plus.
- Excited about working in a fast-changing startup environment
- Willingness to learn rapidly on the job, try different things, and deliver results
- Ideally a gamer or someone interested in watching gaming content online
Seniority: We are looking for a mid to senior level engineer
Salary: Will be commensurate with experience.
Who Should Apply:
If you have the right experience, regardless of your seniority, please apply.
Work Experience: 4 years to 8 years
About Sizzle
Sizzle is building AI to automate gaming highlights, directly from Twitch and YouTube videos. Sizzle works with thousands of gaming streamers to automatically create highlights and social content for them. Sizzle is available at www.sizzle.gg.
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 4 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.
Magento Developers
Positions: 4
Magento Developer Responsibilities:
- Meeting with the design team to discuss the needs of the company.
- Custom Module Development in Magento 1.x and Magento 2.x
- Automated Product Import Export in Magento 1.x and Magento 2.x
- Coding of the Magento templates.
- Developing Magento modules in PHP using best practices.
- Designing themes and interfaces.
- Setting performance tasks and goals.
- Troubleshooting integration issues.
- Updating website features and security patches.
Magento Developer Requirements:
- Bachelor’s degree in computer science or related field.
- Advanced knowledge of Magento, JavaScript, HTML, PHP, CSS, and MySQL.
- Experience with complete eCommerce lifecycle development.
- Understanding of modern UI/UX trends.
- Strong attention to detail.
- Ability to project-manage and work to strict deadlines.
- Ability to work in a team environment.
EXPERIENCE: 7 to 9 years in Java 2 Enterprise server side development. Must have applied knowledge of design patterns needed for building REST APIs and services for performance and scale.
SKILLS:
- Problem Solving and application of Object Oriented principles to development
- REST API development using Java, JAX-RPC,
- Server side development using Java, Spring Boot, Node.js
- Concurrent programming with Java
- Database programming in SQL with Oracle, MySQL or other RDBMs.
- Deployment to AWS and Kubernetes and building with Maven
- Affinity towards server side development
- Ability to understand existing code and re-engineer/re-factor/redesign.
- Written and spoken English communication and articulation.
NICE TO HAVE:
- Working knowledge of GO Lang and Python scripting
- AWS Certifications
- Working knowledge of Elastic Search based persistence and search
- Secure coding practices
EDUCATION: Bachelor or Master's degree in Computer Science, Software Engineering or Information Technology or related disciplines.
Job Description
The candidate must have ability to deliver the project alone or with the help of junior programmers. The candidates must have good communication skills to communicate with the clients and in-house cross-department team members.
Have sound knowledge in MVC Frameworks, Database Structure, CMS & eCommerce Development. Able to write clean code that follow industry standards and scalable.
Experience in Agile development process & Complete SDLC.
Skills-
Good experience into Core PHP - framework like Codeigniter.
Knowledge of HTML,Jquery, CSS, JavaScript, CSS, AJAX, MySql etc
Responsibilities and Duties
- Must be self-driven and highly organized.
- Design, code, test, debug and document software according to the functional requirements.
- Strong Logical Programming Skills required.
- Must have good communication skill.
- Self-starter and effective team player.
- Team leading and client interaction exposure would be an added advantage.
- Understanding the fully synchronous behavior of PHP
- 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
- Creating database schemas that represent and support business processes
Product Developer Competencies required: 1.5+ Years of Software Development Experience. 2.Deep knowledge in either one of the following set a)Core Java, Multi Threading, Spring, Security, JVM Troubleshooting, Build Automation, Scripting. b)Spring MVC, Multi Threading,JSP, Servlets, AJAX, HTML5,JQuery, Angular JS, JavaFX, Web Security. 3.Having knowledge or experience about below is plus a)SOAP, Restful Webservices, NoSQL, Messaging System, Distributed In-Memory DataGrid , ExtJS, JavaFX 4.Able to adopt and understand new technologies and utilize them efficiently 5.Passionate about code quality and readability 6.Basic experience and knowledge of UNIX 7.Excellent communication skills - essential to effective collaboration within the team and our clients across the globe. 8.Computer Science Degree or Technical equivalent, MS a plus










