Senior Data Engineer (L1)

About One Impression

One Impression is one of the world’s largest influencer marketing platforms, working with 300+ global brands like Unilever, Nestle, and Amazon to connect with a diverse creator network. Our platform empowers brands and creators to collaborate seamlessly and scale their reach. To capture a significant share of global media ad spend, One Impression is quickly becoming the industry’s go-to influencer marketing platform.

About the Role

We are looking for a Frontend Engineer (SDE II) who is experienced in both React.js for Web and React Native for Mobile Apps. You will be responsible for architecting, implementing, and optimizing web and mobile applications while collaborating closely with Product, Design, and Backend teams.

This role is perfect for someone who enjoys working across platforms, building scalable systems, and enhancing the developer experience.

Key Responsibilities

• Architect and develop frontend solutions for both Web (React.js) and Mobile Apps (React Native).
• Build and optimize config-driven systems, reusable components, and common libraries.
• Work closely with Product Managers, Designers, and Backend Engineers to create seamless user experiences across platforms.
• Own and drive React Native-based mobile applications, ensuring modular, scalable, and performant code.
• Optimize web and mobile performance for speed, responsiveness, and efficiency.
• Set up and manage CI/CD pipelines for both web (Docker, Vercel) and mobile apps (Fastlane, App Store/Play Store).
• Implement and maintain state management using Redux, Redux Saga, Recoil, or MobX.
• Work with mobile-specific integrations, such as Firebase Push Notifications, Deep Linking, and Native Modules.
• Ensure cross-platform consistency by handling browser compatibility (web) and device compatibility (mobile).
• Write clean, maintainable, and reusable code, following best practices and design patterns.
• Debug and fix issues rapidly, ensuring a seamless Web & Mobile experience.
• Stay up-to-date with the latest trends and contribute to open-source projects, tech talks, and internal knowledge sharing.

Requirements

• 3-5 years of experience in frontend development, working with both React.js (Web) and React Native (Mobile).
• Strong expertise in JavaScript (ES6+), React.js, and React Native.
• Experience with bundlers like Webpack, Rollup, and Metro for React Native.
• Deep understanding of mobile CI/CD (Fastlane, App Store, Play Store) and web CI/CD (Docker, Vercel, Jenkins, GitHub Actions).
• Strong grasp of Web & Mobile performance optimization techniques.
• Experience with Redux, Redux Saga, MobX, or Recoil for state management.
• Good understanding of mobile UI/UX principles, animations (Reanimated, Gesture Handler), and responsive design.
• Basic familiarity with native iOS/Android development (Swift/Kotlin is a plus).
• Experience with Unit Testing (Jest, React Native Testing Library, Detox, Cypress, Appium, or Espresso).
• Strong debugging skills using Chrome DevTools (Web) and Flipper, Xcode, Android Studio (Mobile).
• Ability to work independently, take ownership of projects, and mentor junior engineers.
• Open to feedback and collaborative in working towards the best user experience.

Why Join One Impression?

- Be a part of one of the largest influencer marketing platforms globally, working with top brands and influencers.

- Opportunity to lead and shape a fast-growing marketplace product.

- Competitive salary and benefits package.

- A collaborative and innovative work culture in a rapidly scaling company.

Job Overview:

We are looking for a seasoned Senior Backend Engineer (SDE II) with over 3 years of experience to grow a high-performing engineering team. The ideal candidate will have extensive hands-on experience in software development, deep technical expertise, and a proven track record of successfully leading large-scale engineering teams and projects. This role requires strategic leadership, the ability to manage complex technical challenges, and the ability to drive innovation while ensuring operational excellence. As a Backend SDE-2, you will collaborate with key stakeholders across the business, product management, and operations to ensure alignment with the organization’s goals and play a critical role in shaping the technology roadmap and engineering culture.

Key Responsibilities:

• Strategic Planning: Work closely with senior leadership to develop and implement engineering strategies that support business objectives. Define technology roadmaps and ensure alignment with organizational goals.
• Technical Excellence: Guide the team in designing and implementing scalable, robust software systems. Drive the adoption of best practices in architecture, coding standards, and software testing to ensure high-quality product delivery.
• Project and Program Management: Oversee the successful delivery of engineering projects, ensuring deadlines, quality standards, and budget constraints are met. Use agile methodologies to manage the development process and resolve bottlenecks.
• Cross-functional collaboration: Collaborate with Product Management, Design, Business, and Operations teams to define project requirements and deliverables. Ensure the smooth integration of engineering efforts across the organization.
• Risk Management: Anticipate and mitigate technical risks and roadblocks. Proactively identify areas of technical debt and drive initiatives to reduce it.

Required Qualifications:

• Bachelor’s or Master’s degree in Computer Science, Information Technology, or a related field.
• 3+ years of experience in software engineering
• Proven track record of successfully delivering large-scale, high-impact software projects.
• Strong understanding of software architecture, design patterns, and scalable system design.
• Expertise in multiple programming languages and modern development frameworks For this role we require expertise in Python/Django and API Development
• Experience with cloud infrastructure (AWS), microservices, and distributed systems.
• Good experience with MySQL and ElasticSearch. Slight experience with other NoSQL and SQL databases.
• Experience in DevOps, CI/CD pipelines, and infrastructure automation.
•  Experience in delivering full-stack B2B/SaaS applications including mobile applications, web frontend, and a scalable backend.
• Excellent problem-solving skills, with the ability to diagnose and resolve complex technical challenges.
• Strong communication and interpersonal skills, with the ability to influence and inspire teams and stakeholders at all levels.

Job Summary:

As a Back-end Golang Developer, you will play a pivotal role in designing, developing, and maintaining our back-end infrastructure and applications. You will be responsible for crafting scalable, secure, and robust APIs and products that meet our high standards of performance and reliability. Your expertise in Golang and profound understanding of software engineering principles will be critical in building solutions that drive our company's success.

Responsibilities:

● Collaborate with cross-functional teams, including front-end developers, product managers, and designers, to understand project requirements and contribute to technical discussions.

● Design, develop, and implement high-quality Golang-based back-end systems and applications, ensuring scalability, performance, and maintainability.

● Create and maintain APIs that enable seamless integration with various platforms and services.

● Utilize best practices in software development, testing, version control, and deployment to ensure the delivery of top-notch products.

● Optimize existing code and database queries to improve overall system performance and response times.

● Conduct thorough code reviews and provide constructive feedback to team members to maintain code quality and consistency.

● Implement security best practices in Golang development to safeguard sensitive data and prevent security vulnerabilities.

● Proficiently use Goroutines and Channels to handle concurrent operations and enhance system efficiency.

● Employ Go's built-in testing and benchmarking tools to ensure robustness and optimize performance.

● Implement caching strategies and data storage solutions tailored to specific project requirements.

● Develop RESTful APIs adhering to API design principles and standards.

● Implement logging and monitoring systems to facilitate efficient debugging and monitoring of applications.

● Integrate third-party libraries and APIs to enhance application functionality.

● Leverage Go's interfaces and struct composition to build modular and extensible codebases.

● Stay up-to-date with industry trends and advancements in Golang and related technologies, recommending suitable technologies and methodologies to enhance development processes.

● Mentor junior developers, sharing your expertise and providing guidance to help them grow professionally.

Qualifications:

● Bachelor's or Master's degree in Computer Science, Software Engineering, or a related field.

● Minimum of 5 years of professional experience in software development, with a focus on back-end development using Golang.

● Proven track record of successfully delivering high-quality APIs and products in a production environment.

● Strong knowledge of Golang and its core libraries, with the ability to write clean, efficient, and maintainable code.

● Experience with Go frameworks and proficiency in building RESTful APIs.

● Extensive experience with various database systems, such as MySQL, PostgreSQL, Graph, or NoSQL databases, and proficiency in writing optimized queries.

● Solid understanding of software architecture principles and design patterns, including microservices architecture.

● Familiarity with cloud computing platforms, such as AWS, GCP, or Azure, and experience deploying applications in a cloud environment.

● Experience with containerization technologies, like Docker and Kubernetes, is a plus.

● Excellent problem-solving skills and the ability to work effectively in a fast-paced, collaborative team environment.

● Strong communication skills, both written and verbal, and the ability to articulate technical concepts to non-technical stakeholders.

Join our dynamic team and help shape the future of our innovative products and APIs with your deep expertise and passion for back-end development in Golang. We offer a competitive salary, a comprehensive benefits package, and a stimulating work environment where your skills and contributions will be highly valued. Apply now and be part of our exciting journey!

Technology / Frame work: Angular, Ionic

Roles:

• Design frontend architecture.
• Provide solution for business needs.
• 9+ years of experience in modern Javascript frameworks (Angular JS, Knockout, React) and other front end technologies (HTML5, CSS 3, Bootstrap)
• Caching techniques such as Service workers to improve the front end performance.
• Experience in unit testing automation frameworks such as Karma, Jasmine, Protractor.
• Experience in optimization of UI for mobile & tablet devices for infinite & smooth scrolling.
• Experience in Service side rendering technologies such as Angular 10. 0, typescript, React JS.
• Experience in setting up DevOps & Continuous Delivery pipeline for front end technologies using a standard platform such as Jenkins, Puppet , Team City or IBM Urban Build.
• Code quality measurement using automated tools as well as manual code reviews for Javascript technologies
  
  

Desired/Preferred Qualifications :

• Bachelor's degree or equivalent experience
• Strong problem solving and conceptual thinking abilities
• Desire to work in a collaborative, fast-paced, start-up like environment.
• Experience leveraging node.js frameworks such as Express.
• Experience with distributed source control management, i.e. Git

Note: We are looking for real, hands-on experience—not certifications or copy-paste portfolios. Selected candidates will be given a short real-world task to evaluate skills before interview.

Key Responsibilities

• Design, build, and maintain scalable full-stack applications using MongoDB, Postgresql, Express.js, React.js, and Node.js
• Develop RESTful APIs and integrate them with frontend systems
• Collaborate with designers and project managers for timely project delivery
• Optimize code for performance and scalability
• Troubleshoot, debug, and upgrade applications as needed
• Follow Git-based workflows for version control

Must-Have Skills

• Strong hands-on experience in:
• React.js with hooks, context API, component architecture
• Node.js with Express.js
• MongoDB (CRUD operations, schema design) & Postgresql
• API development and integration
• Strong JavaScript fundamentals (ES6+)
• Basic understanding of deployment (e.g., cPanel, Vercel, Heroku, or VPS)
• Git and GitHub for code versioning

Good-to-Have Skills

• Knowledge of Redux or any other state management tools
• Experience with Next.js or TypeScript
• Familiarity with Tailwind CSS or Material UI
• Experience integrating third-party APIs (e.g., payment gateways, social logins)

Who Should Apply

• You’ve worked on real client projects or have built and shipped working applications.
• You are disciplined and take ownership without constant follow-up.
• You are not here to "fake it till you make it"—you’re here to grow with a real team.

Position: React JS Developer
Exp: 6-8years

Skills: React, Javascript, Typescript, HTML/CSS, GIT, Frontend Testing, Tools like Cypress.

• Minimum 3 years of working experience in database related projects.
• Working experience on any of the leading Database management systems viz., Oracle,SQL-Server, etc. (Experience on Postgres database systems will be an added advantage).
• Adequate Database Development skills & should be proficient in SQL coding.
• Working experience in Database SQL Optimization/Performance Tuning.
• Working experience on any of the Database Programming languages viz., PL/SQL, PL/pgSQL,T-SQL,etc.
• Flexible to learn, adopt & scale to any data centric technologies as per the evolving Organizational product strategies.

• Good to have skill sets of the Candidate:
• Working experience on Data Warehouse projects or exhibits sound knowledge over the concepts.
• Working experience on Data Analytics/Reporting/ETL or exhibits sound knowledge over the concepts.
• Database agnostic approach to data/database solutions.
• Exhibits sound knowledge on Big-data/Hadoop, Kafka, Map-Reduce programming, NoSQL,etc.

• Contributing to design and planning of Physical infrastructure
• Performing installation of applications.
• Providing Application Operations
• Performing day-to-day Application administrations tasks
• Providing support for the transition of applications in operations
• Performing monitoring of the IT infrastructure services /application
• Contributing to onboarding of Supported Applications onto Monitoring Platform · Performing batch management & scheduling
• Operations of Application Platforms and applications
• Provision of a Provider System Responsible as a Point of contact for the Application Owner for all Operational topics.
• Operations Management
• Continuity Critical Applications across Production Lines
• Detailed project planning by participating in System Design of Applications
• Consulting for Technical Architecture on application design for the operating environment and plant ecosystem
• Design security concepts, monitoring checks, interfacing requirements, etc.
• Proposals in Definition & Provision of Tools, Performance Management, Application Robustness, Alerting, and Configuration · Perform application tests with business partners or application owners
• Providing Application Operations, Change Management, Problem Management
• Providing support for the transition of applications in operations