Chief of Staff

About

Numispark is a France-based web and mobile development agency. We design, build and maintain custom digital products for clients across France and Europe — mobile applications, booking and marketplace platforms, e-commerce systems and business management tools.

We work with a modern JavaScript stack across mobile and web, and we manage our own production infrastructure. Our engineering culture is remote-first, asynchronous, and built around clear written communication and end-to-end ownership of what we ship.

The Role

We are looking for a Full Stack Developer to build and deliver production applications across mobile and web. You will work across the complete development lifecycle — designing APIs, building cross-platform mobile applications, developing web interfaces, and deploying and maintaining systems in production.

This is a hands-on engineering position with real ownership of features and release cycles. You will see your work reach live users on a short cycle, and you will have meaningful input into technical and architectural decisions.

Key Responsibilities

• Develop and maintain cross-platform mobile applications using React Native for Android and iOS
• Design and build RESTful APIs with Node.js and Express
• Model, query and optimise MongoDB databases for production workloads
• Build responsive web interfaces using React and Next.js
• Deploy and maintain applications on Linux servers using Docker, including CI/CD pipelines, reverse proxy configuration, SSL and database backup procedures
• Manage Play Store and App Store submissions, versioning and release cycles
• Maintain, extend and improve existing production applications
• Participate in code reviews and follow Git-based development workflows
• Communicate progress and technical decisions clearly in written English

Required Qualifications

Experience

• 3–6 years of professional software development experience
• Minimum 2 years of hands-on experience with React Native
• At least one React Native application published on the Play Store or App Store, with a clear description of your contribution

Frontend and Mobile

• React Native — navigation, native module integration, performance optimisation, platform-specific implementation
• React.js — hooks, component architecture, state management (Redux, Zustand or Context API)
• Next.js — SSR, SSG and App Router
• Strong JavaScript ES6+ fundamentals, including asynchronous programming patterns
• TypeScript in production environments
• Firebase — push notifications, analytics and crash reporting

Backend

• Node.js and Express — REST API design, middleware, error handling
• MongoDB — schema design, indexing, aggregation pipelines, Mongoose
• Authentication and authorisation — JWT, OAuth, role-based access control
• Real-time features — WebSockets and Socket.io
• Payment gateway integration — Stripe and Razorpay

Infrastructure and DevOps

• Proficiency on the Linux command line
• Docker — writing Dockerfiles, docker-compose, container troubleshooting
• Demonstrated experience deploying and maintaining applications on self-managed servers
• Self-hosted deployment platforms — Coolify, Dokku, CapRover or equivalent
• CI/CD pipelines with GitHub Actions
• Nginx reverse proxy configuration and SSL certificate management
• Git — branching strategies, pull requests, conflict resolution

Other

• Professional written and spoken English
• Availability for a daily overlap window of 2:00 PM – 7:00 PM IST to align with European business hours

Preferred Skills

The following are not required, but strengthen an application:

Mobile

• React Native New Architecture — Fabric and TurboModules
• Native module development in Swift or Kotlin
• Automated release pipelines with Fastlane or EAS
• Offline-first architecture and local persistence (MMKV, WatermelonDB, SQLite)
• End-to-end mobile testing with Detox or Maestro

Web and Frontend

• Tailwind CSS and modern component libraries (shadcn/ui, Radix)
• Animation and interaction work — Framer Motion, GSAP, Reanimated
• Web performance optimisation — Core Web Vitals, Lighthouse
• Technical SEO fundamentals for Next.js applications
• Accessibility standards (WCAG)

Backend and Data

• Redis for caching and session management
• Job queues and background workers — BullMQ, RabbitMQ
• GraphQL and Apollo
• PostgreSQL and Prisma
• MongoDB replica sets, Atlas administration, aggregation performance tuning
• Automated testing — Jest, Vitest, Supertest

Infrastructure

• Object storage integration (S3-compatible)
• Monitoring and observability — Sentry, Grafana, Uptime Kuma
• Infrastructure automation and shell scripting
• Container orchestration basics — Docker Swarm or Kubernetes
• Database backup, restore and migration procedures at scale

Other Platforms and Tooling

• Flutter
• Shopify theme and app development
• Odoo customisation
• Mapping and geospatial development — Leaflet, Mapbox, MongoDB geospatial queries
• Transactional email and deliverability (Brevo, SendGrid, Postmark)
• AI and LLM API integration in production products
• Working from Figma designs
• Agile delivery with Jira, Linear or similar
• Clear technical documentation writing
• Working knowledge of French

What We Offer

• Competitive compensation of ₹6,00,000 – ₹8,00,000 CTC per annum, based on demonstrated experience
• Fully remote position, open to candidates across India
• Flexible working hours outside the daily overlap window
• International project exposure, working on products for European clients
• End-to-end ownership of features, from design through to production release
• Modern technology stack across mobile, web and infrastructure
• Scope to influence architecture and technical direction
• Continuous professional growth across the full engineering stack

Selection Process

1. Application review
2. Introductory call — 30 minutes
3. Technical assignment — 4 to 6 hours, compensated
4. Live technical discussion — 90 minutes, practical and collaborative
5. Offer

Typical timeline from application to offer: two weeks.

Job Summary

We are seeking a highly skilled AWS Cloud/DevOps Engineer with hands-on experience in Amazon Web Services (AWS), Infrastructure as Code (Terraform), and observability tools such as Splunk, AppDynamics, or Grafana. The ideal candidate will be responsible for designing, deploying, automating, and supporting scalable cloud infrastructure while ensuring reliability, security, and operational efficiency.

Key Responsibilities

• Design, deploy, and manage cloud infrastructure on AWS.
• Develop and maintain Infrastructure as Code (IaC) using Terraform.
• Automate infrastructure provisioning and application deployments.
• Configure and manage monitoring, logging, and alerting using Splunk, AppDynamics, or Grafana.
• Monitor system performance and troubleshoot infrastructure and application issues.
• Implement AWS security best practices, IAM policies, and networking configurations.
• Support and optimize CI/CD pipelines for automated deployments.
• Collaborate with development, security, and operations teams to improve platform reliability.
• Optimize cloud resources for performance, availability, scalability, and cost efficiency.
• Create and maintain technical documentation, operational procedures, and runbooks.

Required Skills

• Strong hands-on experience with Amazon Web Services (AWS).
• Expertise in Terraform for Infrastructure as Code.
• Experience with one or more monitoring/observability tools:
• Splunk
• AppDynamics
• Grafana
• Strong knowledge of AWS services such as:
• EC2
• VPC
• IAM
• S3
• RDS
• CloudWatch
• ELB/ALB
• Auto Scaling
• Route 53
• Experience with Linux administration.
• Proficiency in scripting using Bash, Python, or Shell scripting.
• Experience with Git and version control systems.
• Knowledge of CI/CD tools such as Jenkins, GitLab CI, GitHub Actions, or AWS CodePipeline.
• Strong troubleshooting and problem-solving skills.

Preferred Skills

• Experience with Docker and Kubernetes (EKS).
• Knowledge of Prometheus and Grafana-based monitoring.
• Familiarity with Ansible or other configuration management tools.
• Understanding of AWS CloudFormation (preferred but not mandatory).
• AWS Certifications (Associate or Professional) are a plus.

1.   Should have worked in Agile methodology and microservices architecture

2.   Should have 7+ years of experience in Python and Django framework

3.   Should have a good knowledge of DRF

4.   Should have knowledge of User Auth (JWT, OAuth2), API Auth, Access Control List, etc.

5.   Should have working experience in session management in Django

6.   Should have expertise in the Django MVC and uses of templates in frontend

7.   Should have working experience in PostgreSQL

8.   Should have working experience in the RabbitMQ messaging channel and Celery Analytics

9.   Good to have javascript implementation knowledge in Django templates

1.4+ years of software development experience

2. Strong experience with Kubernetes, Docker, and CI/CD pipelines in cloud-native environments.

3. Hands-on with NATS for event-driven architecture and streaming.

4. Skilled in microservices, RESTful APIs, and containerized app performance optimization.

5. Strong in problem-solving, team collaboration, clean code practices, and continuous learning.

6.  Proficient in Java (Spring Boot) and Python (Flask) for building scalable applications and APIs.

7. Focus: Java, Python, Kubernetes, Cloud-native development

Social Media Marketing Specialist

Job Summary:

We are looking for a dynamic and results-oriented Social Media Marketing Executive to manage and enhance Shogan Systems presence across social media platforms. Based in our Coimbatore office, this role involves developing and executing social media strategies to increase brand awareness, engage our community, and drive growth. This is a dedicated work-from-office position. If you're passionate about creating engaging content and driving online growth for our websites across various social media channels, including Facebook, YouTube, Twitter, Instagram, LinkedIn and more, then this role is perfect for you.

Responsibilities:

•   Manage and oversee social media platforms.
•   Develop and execute social media strategies.
•   Develop and execute SM Paid Campaigns.
•   Create social media calendars and schedule posts effectively.
•   Generate brand awareness to capture the attention of the target audience.
•   Respond promptly to comments and inquiries on social media.
•   Monitor and analyse social media metrics and trends.
•   Collaborate with Copywriters and Graphic Designers to ensure cohesive brand messaging.

Requirements:

•   Demonstrated understanding of engagement metrics and key performance indicators (KPIs) in social media.
•   Proficient in conducting research to inform social media strategies.
•   Sound knowledge of social media scheduling platforms.
•   Strong proofreading and editing skills.
• Excellent oral and written communication skills.
•   Good understanding of paid social media advertising.
•   Ability to craft compelling and catchy content.
•   Exceptional multitasking abilities and prioritization skills.
•   In-depth knowledge of various social media platforms.

Qualifications/Experience:

• Minimum bachelor’s degree in a related field.
• 1-3 years of experience as a Social Media Executive or in a similar position.
• Experience with e-commerce website projects preferred.

Pay: ₹18,000 - ₹20,000 per month (based on experience)

Work Location: Coimbatore In person

We are seeking a highly skilled and innovative 3+ years of experienced Generative AI Engineer to join our dynamic team. As a Generative AI Engineer, you will play a key role in developing cutting-edge algorithms and models to create generative solutions that push the boundaries of artificial intelligence.

Key Responsibilities

1. Design, develop, and implement cutting-edge computer vision algorithms, encompassing areas such as image processing, object detection, and segmentation.
2. Leverage Generative Adversarial Network (GAN) models to synthesize novel data and enhance the quality of existing datasets.
3. Engage in collaborative efforts with cross-functional teams to seamlessly integrate AI-driven solutions into our product portfolio.
4. Spearhead initiatives to refine and optimize model architectures, ensuring top-tier performance and efficiency.
5. Stay at the forefront of AI and computer vision advancements, ensuring our solutions are consistently state-of-the-art.
6. Provide mentorship to budding data scientists, promoting a cohesive, inclusive, and knowledge-sharing team culture.

Qualifications:

1. A minimum of 3 years of specialized experience in computer vision, with a focus on deep learning. Proficiency in neural architectures such as CNNs, RNNs, Encoder-Decoders, and generative models including GANs and GPT is essential.
2. Demonstrated expertise in crafting, fine-tuning, and deploying AI models for real-world applications.
3. Mastery in programming languages, notably Python, and familiarity with deep learning frameworks such as TensorFlow and PyTorch. Experience with image processing libraries like OpenCV and Pillow is a plus.
4. Exceptional analytical and problem-solving prowess, complemented by meticulous attention to detail.
5. Stellar communication and presentation abilities, with a knack for distilling intricate technical data into clear, actionable business insights.

Preferred Skills:

1. Hands-on experience with cloud platforms, especially AWS, and adeptness with container orchestration tools like Docker and Kubernetes.
2. Proficiency in version control utilities, particularly Git and GitHub.
3. Prior contributions to the AI research community, such as publications or significant community involvement, will be highly regarded.
4. Acquaintance with agile development practices.
5. A compelling portfolio showcasing a range of projects in computer vision and image segmentation is desirable

Key Responsibilities:

• Design, develop, support, and maintain automated business intelligence products using

Tableau.

• Good understanding of data warehousing and data management concepts including OLTP,

OLAP, Dimensional Modelling, star/snowflake schemas

• Rapidly design, develop, and implement reporting applications that embed KPI metrics and

actionable insights into the operational, tactical, and strategic activities of key business

functions.

• Identify business requirements, design processes leveraging/adapting the business logic, and

regularly communicate with business stakeholders to ensure delivery meets business needs.

• Design and code business intelligence projects using Tableau, ensuring best practices for data

visualization and implementation.

• Develop and maintain dashboards and data sources that meet and exceed customer

requirements.

• Utilize Python for data manipulation, automation, and integration tasks to support Tableau

development.

• Write and optimize SQL queries for data extraction, transformation, and loading processes.

• Partner with business information architects to understand the business use cases

supporting and fulfilling business and data strategy.

• Collaborate with Product Owners and cross-functional teams in an agile environment.

• Provide expertise and best practices for data visualization and Tableau implementations.

• Work alongside solution architects in RFI/RFP response solution design, customer

presentations, demonstrations, POCs, etc., for growth.

• Understanding of Project life cycle and quality processes.

Qualifications:

• 5+ years of experience in Tableau development; Tableau certification is highly preferred.

• Proficiency in Python for data manipulation, automation, and integration tasks.

• Strong understanding and experience with SQL for database management and query

optimization.

• Ability to independently learn new technologies and show initiative.

• Demonstrated ability to work independently with minimal direction.

• Desire to stay current with industry technologies and standards.

• Strong presentation skills – ability to simplify complex situations and ideas into compelling

and effective written and oral presentations.

• Quick learner – ability to understand and rapidly comprehend new areas, both functional

and technical, and apply detailed and critical thinking to customer solutions.

Sizzle.gg 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 front-end engineer that can work closely with UI/UX designers and continuously improve our site.  

You will:

• Work closely with UI/UX designers and the management team to make iterative enhancements to the website, using React, HTML & CSS
• Keep iterating and improving our client video player in React and Meteor.js
• Run numerous A/B tests on the website design, layout, color scheme, button placement, images/videos, and other objects to optimize time on site and conversion
• Create other online assets in similar style, such as HTML emails, ad landing pages, and more
• Work closely with marketing and management team to ensure successful adoption of the app, and make iterative changes to make them more user-friendly
• Work with the rest of the engineering team (back-end engineers, AI engineers) to optimize the user experience across both the site and the apps

You should have the following qualities:

• Must be an expert in React.js, HTML5, HTML, CSS, and related web technologies.  Ideally also have expertise in Meteor.js.
• Must have expertise in Bootstrap and have built responsive websites with high polish
• Familiarity with AWS environments
• Excited about working in a fast-changing startup environment
• Have a point of view on designs, usability, and delivering what the user wants
• Willingness to learn rapidly on the job, try different things, and deliver results
• Ideally a gamer or someone interested in watching gaming content online
• Looking for someone in Bangalore or willing to relocate