KDB+ Developer (Q Programming)

About the role:

We are looking for a Backend Engineer to join a mature, scaled product platform that is already serving business-critical workflows. This role focuses on enhancing existing backend systems, improving reliability, performance, and scalability, and building new features on top of a well-established architecture.

The ideal candidate is strong at writing production-quality code, debugging complex distributed systems, and knowledgeable about how design decisions impact scalability, availability, and long-term maintainability. You will work closely with cross-functional teams to ensure the platform continues to perform reliably at scale while evolving with business needs.

What you will be expected to do:

• Develop, enhance, and maintain backend services for existing user, inventory, pricing, order, and payment management systems running at scale.
• Write clean, efficient, and highly reliable code using Java 8 and above and Spring Boot 2.7 and above.
• Own and improve production systems with a strong focus on performance, scalability, availability, and fault tolerance.
• Debug and resolve complex production issues involving services, databases, caches, and messaging systems.
• Contribute to low-level design (LLD) and actively participate in high-level architecture (HLD) discussions for new features and system improvements.
• Work with event-driven and asynchronous architectures, ensuring correctness and reliability of data flows.
• Optimize database schemas, queries, indexing strategies, and caching layers for high-throughput workloads.
• Partner with DevOps, QA, and Product teams to support smooth 24×7 production operations.
• Participate in code reviews, design reviews, and incident post-mortems to continuously improve system quality.
• Take end-to-end ownership of backend components, from design and implementation to deployment and production support.

You might be a strong candidate if you have/are:

• Bachelor’s degree in computer science, engineering, or equivalent experience.
• 2+ years of experience building and maintaining backend systems in production environments.
• Strong proficiency in Java with hands-on experience in Spring Boot–based microservices.
• Solid knowledge of data structures, algorithms, and backend problem solving.
• Strong experience with PostgreSQL or other relational databases in high-scale systems.
• Experience building and consuming RESTful APIs and working with asynchronous systems.
• Strong debugging and troubleshooting skills in live production systems.
• Good understanding of software engineering best practices, including testing, code reviews, CI/CD, and release management.
• Clear communication skills and the ability to partner effectively within a team.
• Hands-on experience with Kafka or similar messaging/event-streaming platforms.
• Exposure to distributed systems, microservices architecture, and scaling strategies.

Good to have:

• Experience using Redis, Elasticsearch, and MongoDB in production systems.
• Experience with monitoring, logging, and observability tools (e.g., Prometheus, Grafana, ELK).
• Familiarity with cloud infrastructure and containerized environments (Docker, Kubernetes).
• Experience participating in on-call rotations and handling production incidents.

What Sun King offers:

• Professional growth in a dynamic, rapidly expanding, high-social-impact industry
• An open-minded, collaborative culture made up of enthusiastic colleagues who are driven by the challenge of innovation towards profound impact on people and the planet.
• A truly multicultural experience: you will have the chance to work with and learn from people from different geographies, nationalities, and backgrounds.
• Structured, tailored learning and development programs that help you become a better leader, manager, and professional through the Sun King Center for Leadership.

About Sun King

Sun King is a leading off-grid solar energy company providing affordable, reliable electricity to 1.8 billion people without grid access. Operating across Africa and Asia, Sun King has connected over 20 million homes, adding 200,000 homes monthly.

Through a ‘pay-as-you-go’ model, customers make small daily payments (as low as $0.11) via mobile money or cash, eventually owning their solar equipment and saving on costly kerosene or diesel. To date, Sun King products have saved customers over $4 billion.

With 28,000 field agents and embedded electronics that regulate usage based on payments, Sun King ensures seamless energy access. Its products range from home lighting and phone charging systems to solar inverters capable of powering high-energy appliances.

Sun King is expanding into clean cooking, electric mobility, and entertainment while serving a wide range of income segments.

The company employs 2,800 staff across 12 countries, with women representing 44% of the workforce, and expertise spanning product design, data science, logistics, sales, software, and operations.

Hi,

As discussed, please refer to below Job description and revert with you updated resume –

About Client : Client is a digital accelerator to Startups, SMEs, MSMEs, and large enterprises with a significant contribution across 22+ industries including BFSI, Healthcare, Ecommerce & Retail, Education & eLearning, Insurance, Tech Startups, Government & Semi-Government, and more. Backed with an impressive experience of 25+ years and a fast-growing family of 4000+ engineering professionals our capabilities span across IT Consulting, Strategy Planning & Execution, Business Process Re-engineering, IT Modernization, and Business Analysis Consulting, our solutions are devised meticulously to address the needs of specific industries.

We are a CMMI Level 5 organization global IT Solution provider and Outsourcing company headquartered in Mumbai and footprints with 10 delivery centres in India and 15 global offices. Our success portfolio boasts of 7500+ projects accomplished across 1500+ clients in 50+ countries with client retention rate as high as 85%

Job Description :

Java Architect (10+ Years)

Location: Navi Mumbai, CBD Belapur

Domain: Banking (Payment Gateway Project)

NOTE: 1st and 3rd Saturdays working as per banking norms

Education: B.E. or Graduation in Computer Science or related field

Key Responsibilities:

• Architectural Leadership: Lead the architecture and design of complex, scalable, and secure banking applications, focusing on payment gateway solutions.

• Technology Stack Mastery: Provide expertise in Java, Spring, Spring Boot, Microservices, Hibernate, REST API, Oracle SQL, and cloud-native architectures using AWS.

• Spring Validation & Authorization: Ensure secure and validated input handling using Spring Validation, and implement robust authorization mechanisms with Spring Security.

• Cloud Integration: Design and implement cloud-native architectures using AWS, including services like EC2, S3, RDS, Lambda, and API Gateway.

• Security Standards: Ensure adherence to banking security st OAuth2, JWT, and encryption protocols.

• Database Design: Oversee the design and optimization of relational databases, focusing on Oracle SQL and knowledge of NoSQL databases like MongoDB.

• Performance Optimization: Implement strategies for application performance tuning, caching, and scalability.

• Collaboration & Mentorship: Work closely with cross-functional teams, providing technical guidance and mentoring to developers.

• Stakeholder Engagement: Collaborate with business stakeholders to ensure architectural alignment with business objectives and technical constraints.

• Code Quality & Reviews: Conduct regular code reviews, ensuring compliance with best practices and architectural standards.

Skills and Qualifications:

• Extensive Experience: 8+ years in Java development and architecture, with a proven track record in the banking domain, particularly in payment gateway projects.

•Technological Proficiency: Deep expertise in Java, Spring, Spring Boot, Microservices, Hibernate, REST API, Oracle SQL, Spring Validation, Spring Security for authorization, AWS, Docker, Kubernetes, and Jenkins.

• Cloud & DevOps Knowledge: Good understanding of cloud-native applications and DevOps practices.

• Security Focus: Experience in implementing security protocols and practices in a banking environment.

• Leadership & Communication: Strong leadership, communication, and stakeholder management skills.

• Innovative Thinking: Ability to think critically and provide innovative solutions to complex problems.

Required Documents:

• 10th and 12th passing certificates and marksheets.

• Graduation marksheets and passing certificate.

• Graduation degree (Convocation) certificate. • All employer offer letters and relieving letters (with stamp and CIN number on letterhead)

Regards

Amit Kumar Pandey

Experience in Java

Experience in spring Boot

Experience in microservices

experience in Project management

Experience in leading team

Experience in customer facing

Experience in Product Management

Job Description:

We are looking for a highly skilled Software Developer with 3-5 years of hands-on experience in LAMP Stack development. The ideal candidate will be responsible for developing and maintaining web applications, ensuring high performance, and collaborating with cross-functional teams to define and ship new features.

Key Responsibilities:

• Develop, maintain, and optimize web applications using LAMP Stack (Linux, Apache, MySQL, PHP)

• Design efficient, scalable, and secure backend systems.

• Collaborate with frontend developers and project stakeholders to deliver high-quality products.

• Write well-structured and testable code, following best practices in PHP.

• Troubleshoot, debug, and upgrade existing applications.

• Develop APIs and integrate third-party services.

• Manage and maintain databases using MySQL.

• Perform system and server maintenance on Linux/Unix environments.

• Use Shell scripting to automate routine tasks and deployments.

• Work with the ELK stack (Elasticsearch, Logstash, Kibana) for logging and monitoring.

Qualifications:

• BE/B.Tech in Computer Science/Information Technology/Electronics and Communications

• 3-5 years of proven experience as a Software Developer working with LAMP Stack

• Proficient in PHP, and MySQL.

• Solid experience with Linux/Unix environments, including command-line proficiency.

• Knowledge of Shell Scripting and basic system automation.

• Familiarity with ELK Stack for application monitoring and logging.

• Strong understanding of web protocols, API integration, and database optimization.

• Experience with version control systems like Git.

• Ability to work in an Agile environment and manage multiple tasks efficiently.

Nice to Have:

• Experience with other Python frameworks besides Flask.

• Knowledge of cloud platforms (AWS, Google Cloud) for deploying and scaling applications.

• Familiarity with containerisation technologies like Docker.

Benefits:

• Competitive salary and performance bonuses.

• Medical and insurance coverage.

• Opportunities for professional development and growth.

• Flexible working hours and remote working options.

Position Overview:

We seek a talented and experienced professional to serve as the Head of Engineering and a Senior Backend Developer with expertise in Go (Golang). In this dual role, you will lead our engineering team and contribute hands-on to developing our B2B SaaS platform, which aims to revolutionize blue-collar worker training in India. You will work closely with cross-functional teams, set engineering standards, and ensure the successful execution of our technology initiatives.

As Head of Engineering:

• Oversee the recruitment, mentoring, and performance management of engineering team members.
• Define and maintain engineering best practices, coding standards, and development methodologies.
• Manage project timelines, resources, and budgets
• Foster a culture of innovation, collaboration, and continuous improvement within the engineering team.
• Drive technical decisions and architecture discussions to ensure scalability, security, and maintainability.

As Senior Backend Developer (Go):

• Design the architecture and implement high-performance, scalable, and reliable backend services in Go.
• Write clean, maintainable, and efficient code while ensuring the security and integrity of the platform.
• Optimize and fine-tune the backend components for maximum speed and scalability.
• Develop and maintain RESTful APIs for seamless integration with frontend and external systems.
• Implement asynchronous programming and event-driven architecture for handling concurrent requests efficiently.
• Work on data modelling and integration with databases for data storage and retrieval.
• Write unit tests and perform code reviews to maintain code quality and ensure robustness.

As a back-end developer, you’ll work on our back-end app that is built with Ruby on Rails. You’ll help to plan and develop new features, review other people’s code, fix bugs, help in technological and business decisions, and support the internal team.

Responsibilities

• Work in our main app back end built with Ruby on Rails
• Act as an architect of new features
• Review other people's code
• Fix bugs
• Help in decisions of technology and business
• Support internal team
• Refactor code

Requirements

• At least 3 years of industry experience
• At least 1 year of experience working on Ruby on Rails projects
• Comfortable in dealing with server infrastructure and deployment processes
• Experience with continuous delivery and automated testing.
• Experience with refactoring Ruby on Rails applications
• Experience in designing, developing and maintaining APIs
• Can work for at least a couple of hours during Japanese business hours

Nice to haves

These aren’t required, but be sure to mention them in your application if you have them.

• UI/UX design principles
• Good understanding of coding best practices and design patterns
• Understanding of security technologies (encryption, authentication, OAuth 2.0)
• Contribution to open source projects
• Interest and ability to learn other coding languages as needed
• Agile Development experience

Vah Vah! is an ed-tech company that offers online makeup courses in micro-batches to students across India to learn from the leading teachers in top cities. We provide holistic education with lots of practical training that makes our students job-ready with not just the base skills but also the soft skills for great customer service. Our teachers have more than 15+ years of experience in training makeup and have certified more than 1000+ students. Vah Vah! is founded by executives with extensive experience running consumer business and mobile games at scale (over 100 million players) at Zynga. Vah Vah! is backed by a leading investment firm.

Website Link: https://vahvah.com/

The Mission

Vah Vah teaches professional makeup to budding makeup artists and influencers through live online classes. We have students from Srinagar, all the way to the Andamans. And experienced teachers who have worked in Bridal Makeup, Ramp Shoots, Film and more. We empower our students to join the workforce as fully trained makeup artists. This is the future of vocational education, and you can help build it.

Our Culture

• Amazing workplace and colleagues to work with
• We have the right mixture of creativity, analytics and hustle to move fast in the right direction.
• You will work with colleagues who don’t take themselves too seriously but move mountains.
• See yourself evolving every month with new problems to solve and new skill to master.
• Work with the smartest engineers so you can learn from them.
• Competitive salary at par with the best in the industry
• Great stock options so you can benefit from the company's growth.
• Immense exposure to new technologies

Responsibilities:

• Compile and analyze data, processes, and codes to troubleshoot problems and identify areas for improvement.
• Collaborating with the front-end developers and other team members to establish objectives and design more functional, cohesive codes to enhance the user experience.
• Participating in continuing education and training to remain current on best practices, learn new programming languages, and better assist other team members. Taking lead on projects, as needed.

Requirements:

• Overall experience of 2-5 years in building backend services using languages like NodeJs, Java etc
• Fluency or understanding of specific languages, such as Java, Node.Js, Python, and operating systems may be required.
• Strong understanding of the web development cycle and programming techniques and tools.
• Focus on efficiency, user experience, and process improvement.
• Strong problem solving and verbal and written communication skills.
• Ability to work independently or with a group.
• Sound knowledge on source control and DevOps

What you get:

• Amazing workplace and colleagues to work with
• Competitive salary at par with the best in the industry
• Immense exposure to new technologies

• Analyze and document requirements for enhancements to systems and / or business processes.
• Write clean, testable code using .NET programming languages
• Develop technical specifications and architecture
• Test and debug various .NET applications
• Review and refactor code
• Deploy fully functional applications
• Upgrade existing programs
• Document development and operational procedures
• Support junior developers’ work

Technical Competencies

• Strong understanding of object-oriented programming concepts, design patterns and SOLID principles
• Must have hands on experience with C#, ASP.NET, MVC, Windows Services, .NET Entity Framework, SQL Server/T-SQL, IIS and related technologies
• Expertise in REST APIs and WCF
• Strong knowledge of modern techniques such as Responsive Web Design, LINQ, Dependency Injection and Design Patterns
• Strong Skills and experience with web client technologies inclusive of HTML5, CSS3, JavaScript, AJAX, JSON and JQuery
• Knowledge of various industry standard development practices (Agile methodology, OOD, TDD, BDD)
• Proficient with tools to enable SDLC (TFS, Visual Studio, etc.)

Behavioural Competencies

• A go getter attitude with the ability & desire to work in a fast-paced challenging environment
• An innovator mind-set who strives to make things better
• Ability to work independently with the knowledge as well as capability to quickly grasp and make an immediate impact
• Good written & verbal communication skills

Azine Technologies is known for our innovative technologies, products and services -- and for the people behind them. At Azine, we create identity verification products which are essentially apps, APIs, SDKs which have different modules that undergo OCR, Face Recognition, and other AI and machine learning. We’re looking for a Python Developer who can fulfil the following responsibilities.

• Design & implement new software modules based on the product requirements
• Debug existing software components, fix issues and avoid regressions
• Be proactive, take ownership and be accountable
• Familiar with Test Drive Development.
• Participate in software architecture, design discussions and code reviews

Bachelor’s degree and 3+ years of software development experience or equivalent, including Computer Vision and AI/ML.

Understanding of OCR, Neural network and Deep learning.

Expert in Python with knowledge of Python Frameworks (such as Django, Flask, etc.).

Expert understanding of threading and limitations of Python, and multi-process architecture.

Knowledge of user authentication and authorization between multiple systems, servers, and environments.

Proficient understanding with code versioning tools such as Git, SVN, etc.

Strong unit test and debugging skills.

Basic understanding of front-end technologies, such as Javascript, HTML5, and CSS3.

Django, Flask, Neural networks, Deep Learning, Optical character recognition, Self-organizing maps, Artificial Intelligence (AI), Machine Learning (ML), Software architecture, Celery, Object-relational mapping, NOSQL Databases, MongoDB, Computer Vision, GANs,

We are offering amazing career growth opportunities, great compensation, and benefits. This begins with: weekly lunches, alternate weekends-off, annual medical checkups, social engagement, financial assistance and more.

Job Type: Full-time

Location: Iscon, Ahmedabad