Backend Developer - Python/Java/Performance Tuning

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 WiFi-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 center in Pune. The focus is on embedded software engineering and IoT solutions for our growing customers.

About the Role

Espressif’s https://rainmaker.espressif.com/ is a paradigm-shifting IoT cloud platform that provides seamless connectivity to IoT devices to mobile apps, voice assistants, and other services. It is designed with scalability, security, reliability, and operational cost at the center. We are looking for senior cloud engineers who can significantly contribute to this platform by means of architecture, design, and implementation. It’s highly desirable that the candidate has earlier experience of working on large-scale cloud product development and understand the responsibilities and challenges well. Strong hands-on experience in writing code in Go, Java, or Python is a must.

This is an individual contributor role.

Minimum Qualifications

• BE/B.Tech in Computer Science with 5-10 years of experience.

• Strong Computer Science Fundamentals.

• Extensive programming experience in one of these programming languages ( Java, Go, Python) is a must.

• Good working experience of any of the Cloud Platforms - AWS, Azure, Google Cloud Platform.

• Certification in any of these cloud platforms will be an added advantage.

• Good Experience in the development of RESTful APIs, handling the security and

  performance aspects.

• Strong debugging and troubleshooting skills.

• Experience working with RDBMS or any NoSQL database like DynamoDB, MYSQL, Oracle.

• Working knowledge about CI/CD tools - Maven/Gradle, Jenkins, experience in a Linux (or Unix) based environment.

Desired Qualifications

• Exposure to Serverless computing frameworks like AWS Lambda, Google Cloud Functions, Azure Functions

• Some Exposure to front end development tools - HTML5, CSS, Javascript, React.js/Anular.js

• Working knowledge on Docker, Jenkins.
  Prior experience working in the IoT domain will be an added advantage.

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 interviews as per the previous round feedback.

• Finally, Successful candidates will have interviews 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, collaborative culture of enthusiastic technologists.
• 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.

• Experience 5+ Years 
• Can join immediately 
• Well-versed in Core Java, OOPs concepts, collections, multi-threading, concurrency, lambdas, and streams.
• Hands-on knowledge of Spring Core, MVC, JPA, security, transaction.
• Working knowledge of REST API designing as well as development, using Spring.
• Exposure to Spring Boot, Docker, Kubernetes, OpenShift for the microservices environment.
• Savvy with SQL and database concepts.
• Ability to use frameworks like JUnit, Mockito, etc., for implementing unit testing.
• Sound understanding of code versioning tools, such as Git/bit bucket with Maven.