Senior Frontend Developer

About Company: 

Espressif Systems (688018) is a public multinational, fabless semiconductor company established in 2008, with headquarters in Shanghai and offices in Greater China, India, and Europe. We have a passionate team of engineers and scientists from all over the world, focused on developing cutting-edge Wi-Fi and Bluetooth, low-power IoT solutions. We have created the popular ESP8266 and ESP32 series of chips, modules, and development boards. By leveraging wireless computing, we provide green, versatile, and cost-effective chipsets. We have always been committed to offering IoT solutions that are secure, robust, and power-efficient. By open-sourcing our technology, we aim to enable developers to use Espressif’s technology globally and build smart connected devices. In July 2019, Espressif made its Initial Public Offering on the Sci-Tech Innovation Board (STAR) of the Shanghai Stock Exchange (SSE). 

Espressif has a technology centre in Pune. The focus is on embedded software engineering and IoT solutions for our growing customers.

About Role: 

https://rainmaker.espressif.com/">ESP RainMaker provides a complete solution to makers to develop connected devices with ease. It also focuses on solving a major challenge about how the quality of connected devices can be improved. It constitutes device-side SDK, mobile apps and a cloud application. This role requires product engineering for the web UI for the RainMaker cloud.

Minimum Qualification: 

• BE/B.Tech in Computer Science with 5 to 10 years of experience
• Strong Computer Science Fundamentals

• Excellent understanding of UX and design sensibilities

• Design, develop, and test UI for web applications
• Experience with one or more of these: React, Redux, Webpack, ES6, Async JS Communication, WebSockets
• Strong debugging and troubleshooting skills
  
  

Desired Qualification:

• Significant experience with JavaScript, React and Redux.
• Experience in consumption of cloud services and REST interfaces (implementation experience would be added advantage)
• Experience with CSS pre-processors like LESS or SASS
• Expertise with cross-browser, cross-platform, and responsive design
• Solid understanding of user interactions required for Single-Page Applications
• Experience with modern browser technologies

Responsibilities: 

• Designing and developing User Interface for web applications
• Write code based in HTML, CSS, JavaScript and ReactJS
• Accurately translate user and business needs into functional, secure and efficient frontend design and code
• Experience and desire to take product/feature ownership from delivery and customer support perspective
• Collaborate with backend and quality engineers to spec, write, test, and deploy code that integrates with data streams and API endpoints
• Utilise responsive design techniques and ensure cross-browser compatibility
• Perform code reviews and improve/ensure the quality of product

What to expect from our interview process

• The first step is to email your resume or apply to the relevant open position, along with a sample of something you have worked on such as a public GitHub repo or side project etc.
• Next, post shortlisting your profile recruiter will get in touch with you via a mechanism that works for you e.g. via email, phone. This will be a short chat to learn more about your background and interests, to share more about the job and Espressif, and to answer any initial questions you have.
• Successful candidates will then be invited for 2 to 3 rounds of the technical interview as per the previous round feedback.
• Finally, Successful candidates will have an interview with HR.

What you offer us

• Ability to provide technical solutions, support that fosters collaboration and innovation.
• Ability to balance a variety of technical needs and priorities according to Espressif’s growing needs.

What we offer

• An open-minded, collaboration culture of enthusiastic technologist.
• Competitive salary
• 100% company paid medical/dental/vision/life coverage
• Frequent training by experienced colleagues and chances to take international trips, attend exhibitions, technical meetups and seminars.

Job Responsibilities:

* Design, build, and maintain efficient, reusable, and reliable Java code

* Ensure the best possible performance, quality, and responsiveness of the applications

* Identify bottlenecks and bugs, and devise solutions to these problems

* Help maintain code quality, organization, and automatization

* Prepare the technical design of complex technology components

Mandatory Skills:

* Proficient in Java (JDK 1.7) or above JDK 8 preferable, with a good knowledge of its ecosystems with a knack for writing clean, readable Java code, writing reusable Java libraries along with knowledge of concurrency patterns in Java

* Solid understanding of object-oriented programming along with various design and architectural patterns

* Hands on experience with Spring, Spring Boot, JUnit

* Familiarity with concepts of MVC, Microservices, RESTful

What will you do?

• Developing new user-facing features using React & Redux

• Build modular layouts, reusable code and libraries for future use

• Refactor, optimize and improve the existing code base for maintenance and scale

• Use test-driven development and acceptance tests to ensure feature quality

• Design and implementation of low-latency, high-availability, and performant applications

• Optimize application for maximum speed and scalability

• Work closely with back-end developers to make sure the user experience is implemented as it was conceived

Skills Required

• Strong proficiency in JavaScript, object model, DOM manipulation and event handlers, data structures, algorithms, JSX, and Babel

• Complete understanding of ReactJS and its main fundamentals like JSX, Virtual DOM, component lifecycle, etc.

In-depth understanding of redux

• Understanding of RESTful APIs, HTML/CSS, ES6 (variables and scoping, array methods), code versioning tools like GIT, and NPM

• Good understanding of Promises, Async/ Await and Callbacks

• Should have good knowledge of Socket

• Understanding the nature of asynchronous programming and its quirks and workarounds

• In-depth knowledge of object-oriented programming

• Understanding of JavaScript Development on the server side using NodeJS and Express would be a plus

• Knowledge of ES6 would be a plus

• Should have good hands-on experience on MongoDB, designing optimized database structures using MongoDB and writing optimized queries for better performance

Responsibilities:

• Translate designs and wireframes into high quality code.
• Write and maintain modular and high performance code.
• Collaborate with BE devs and UX designers to improve usability.
• Participate in technical discussions and communicate across teams.
• Lead frontend technical development efforts.
• Take ownership and drive projects end-to-end.
• Mentor junior developers

• Design front-end architecture (secure, high-performing, scalable, extensible, flexible, simple).

Requirements:

• Should have strong JavaScript fundamentals.
• HTML/CSS experience, including concepts like layout, specificity, cross browser compatibility, and accessibility.
• Strong proficiency in JavaScript, the JavaScript object model and ES6
• Understanding of React.js / Angular/ Vue.js and its core principles.
• 2+ years of hands-on experience with React.js /Vue.js/ Angular.
• Good communication skills.
• Good understanding of FE build systems and tools like Babel(ES6), Webpack, Grunt, npm,. is a plus.
• Experience with browser APIs and optimising front end performance is a plus.

- To analysis business requirements, prepare design and implementation recommendations and estimate development effort

-  Collaborate with cross-functional teams to define, design, and ship new features
- Lead or participate in design reviews, code reviews and architecture evolution discussions
- Unit-test code for robustness, including edge cases, usability, and general reliability
- Work on bug fixing and improving application performance
- Continuously discover, evaluate, and implement new technologies to maximize development efficiency

Skills Required :

- Experienced with front end programming language with React JS.
- Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model.
- Thorough understanding of React.js and its core principles.
- Experience with popular React.JS workflows (such as Flux or Redux).
- Knowledge of modern authorization mechanisms, such as JSON Web Token.
- Familiarity with modern front-end build pipelines and tools.
- Familiarity with code versioning tools (such as Git, SVN, ).
- Candidates with Good communication Skills.

Responsibilities:

• Build the foundation of our supply side (enterprise) product from scratch. Maintain high standards of pixel perfect Ui’s and efficient User Experiences. 
• Our Supply Side ecosystem involves a plethora of products such as Catalog Management, Analytics Dashboard, Orders Processing, Finance Reconciliation, Notification centres etc. Develop a deep understanding of the mentioned use cases and build the systems for scale.
• Coordinate with Product managers, Product Designers & Backend Developers and outline sprints and tasks on a weekly basis.
• Conduct Comprehensive Unit tests before passing features to QAs. This requires a good top level understanding of backend infrastructure.
• Maintain High level of Code Quality and constantly optimize for performance and user experience.
• Be Collaborative. Self reliant and always keep pushing the limits of your knowledge.

Responsibilities:

• Build React Native apps from scratch that'll be used globally.
• Architect App infrastructure systems like caching, state manager, common validation framework, etc.
• Launch the apps in different app stores like Apple, Google, etc.
• Create custom reusable Component Library
• Create data visualizations like charts, tables, dashboards, etc.
• Write well tested, beautiful, performant and bug free code.
• Thrive in a collaborative team environment and work with challenging timelines.
• Establish and advocate front-end coding guidelines.
• Mentor team members and help resolve any critical blockers.

Requirements:

• A self-driven, hard-working Frontend engineer with an eye for detail.
• Bachelor's Degree or equivalent in Computer Science
• Minimum 4 years of overall experience with expertise in working in React Native, Redux and TypeScript
• Strong understanding and knowledge of Styling
• Experience in writing native code for Android and iOS
• Strong debugging skills for Android and iOS.
• Experience in launching apps in various App Stores.
• Experience with GraphQL is a plus.
• Familiarity with modern front-end build pipelines and tools

Spotnana is a stealth startup that is building the technology stack to solve the experience, trust, and transparency challenges that legacy players in a $1.8 trillion industry refuse to.  We were told it can’t be done - and now we’re doing it.

Based in the San Francisco Bay Area, our founding team consists of veterans from Google, Amazon, Twitter, Airbnb, Expedia, ThoughtSpot, FreshDesk, Goldman Sachs, Oyo, SAP, and Cohesity 

Join us to find out what Silicon Valley investors and early backers of Airbnb, Amazon, Facebook, LinkedIn, Brex, Palantir, Revolut, and Snowflake see in our mission.

Let's explore creating one of the best pieces of work ever made, together.

Few words about Unify Technologies: Unify a Digital Engineering company. We help our clients by providing Digital Engineering Services to develop high-quality products. We have extensive experience in software product engineering and a successful track record of delivering on aggressive delivery plans without compromising on the quality in Cloud, Mobile, and Data practices.

Employment Type: Full-Time

Position: Sr. SDE and Lead SDE (Software Development Engineer)

Job Location: Hyderabad

Experience:

• ReactJS Jr Developer: 2-4 Yrs

• ReactJS Sr Developer: 4-8 Yrs

• ReactJS Lead Developer: 7-12 Yrs

Key Skills:

• ReactJS Jr Developer: (Must: ReactJS+JavaScript Programming Experience+UI)

• ReactJS Sr Developer: (Must: ReactJS+JavaScript Programming Experience+UI)

• ReactJS Lead Developer: (Must: Team Lead Experience + ReactJS+JavaScript Programming Experience+UI)

• NOTE: For the Lead Developer Team leading exp is Must

Project: Product-Online Marketing, E-commerce Platforms and AI, Predictive Analytics

Joining time: Immediate to 30 days

Education: Master’s/Bachelor’s degree in Computer Science, Statistics, Engineering or a related technical discipline will be preferred

Skills Required for Front End UI (ReactJS) Sr Developer/Lead Developer:

• Strong Experience in ReactJS/VueJS and JavaScript Programming

• Strong knowledge of HTML/CSS Page Designs, DOM, HTTP protocol and how the web works in general.

• Integrating with Backend Rest APIs

• Experience using libraries and frameworks like React, Redux, GraphQL and TypeScript. 

• Experience building server-side APIs and proxies using Node.js.

• Strong Knowledge of managed and performance-oriented code with React and Redux, Mobx, Mobx-state-tree 

• Good to have knowledge (Not must) with the SEO process

• Build pixel-perfect, buttery smooth UIs across both mobile platforms.

• Experience designing and building complex UI applications and implementing individual services that participate healthily in a microservice architecture.

• Ability to write well-documented, clean JavaScript code

• Familiarities with native Build tools, like XCode, Gradle and other required Build tools

• Understanding of REST APIs, the document request model, and offline storage

• Leverage native APIs for deep integrations with both platforms.

• Diagnose and fix bugs and performance bottlenecks for performance that feels native.

• Maintain code and write automated tests to ensure the product is of the highest quality.

Responsibilities:

• Design, build, review and evolve durable, highly scalable event-driven infrastructure

• Architect and lead the development of backend services.

• Work with REST APIs and integrating them with our software platform

• Develop front end capabilities such as dashboards, visualizations, features

• Work on building best performance UI features and linking with backend

• Integrate all the front end features with a backend pipeline 

• Integrate our AI models with the platform pipeline 

• Work on bug fixing and improving application performance 

• Unit-test code for robustness, including edge cases, usability, and general reliability

• Own new initiatives, Debug production issues

• Help define the way we work in the future including coding and design standards

• Work effectively in an agile development process

• Research cutting edge technology that can be applied to accelerate business growth

• Be the communication bridge be product owners and development teams