Backend Developer

Responsibilities for Staff Engineer role:

• Having experience in Java/Python/Golang along with Springboot, Micorservices, RDBMS
• Experience required: 10yrs to 15 yrs.

Esper is an inventive startup, and the industry’s first DevOps SaaS platform designed to provide a simple, safe and secure way for engineering and DevOps teams to release applications and manage smart Android devices in production. We’re on a mission to let software teams ship without worrying about hardware. Our device infrastructure enables developer, mid-market orgs, and enterprise fleets of 100,000+ devices to deliver their software as a service. Backed by Madrona Ventures, Esper.io has rapidly-growing global customer adoption among some of the world’s most innovative major brands in retail, hospitality, logistics, and healthcare.

Esper is looking for a software engineer to transform the customer experience
for developers and engineering teams using the platform of services to deploy
and build out their device fleets. You and your team will own services that will
enable customers to develop and customize their development process, along
with easing their use of Continuous Integration techniques for their software. We
need a leader that is experienced in delivering scalable multi-region fault tolerant
systems, is passionate about the developer tools space, is excited to have
software developers as their customers, and is obsessed about creating
compelling customer experiences.

In this role you will contribute to a critical and highly-visible function within the
Esper business. You will be given the opportunity to autonomously deliver the
technical direction of the service, and the feature roadmap. You will work with
extraordinary talent and have the opportunity to hire and shape the team to best
execute on the product. If you’re excited to have a large impact on Esper and the
device industry, you’ll find this role to be engaging, challenging, and full of
opportunities to learn and grow.

Key Responsibilities

Help drive business decisions with your technical input
Design, implement, test, deploy and maintain innovative software
solutions to transform service performance, durability, cost, and
security.
Use software engineering best practices to ensure a high standard of
quality for all of the team deliverables
Write high quality distributed system software
Work in an agile, startup-like development environment, where you are always working on the most important stuff.

Basic Qualifications

2 -4 years of professional software development experience
You’ve designed, built, scaled and maintained production services, and know how to compose a service oriented architecture.
Degree or foreign equivalent in Computer Science, Engineering, Mathematics, or a related field.
You write high quality, well tested code to meet the needs of your customers
You are comfortable with programming languages like Go, Python, Java
You’ve good understanding of databases system like Postgres. Extensive Knowledge about Postgres is a big plus.
You’ve have worked with Docker, Kubernetes and have fundamental understanding of distributed systems like Kafka, Elasticsearch

Preferred Qualifications

Experience taking a lead role developing complex software systems that have successfully been delivered to customers.
Experience in communicating with users, other technical teams and senior management to collect requirements, describe software product features, technical designs and product strategy.
Knowledge of professional software engineering practices & best practices for full software development life cycle, including coding standards, code reviews, source control management, continuous deployments, testing and operations
Demonstrated ability to mentor junior software engineers in all aspects of their engineering skill-sets.

What we think makes us special

Esper is a fast-growing, well-funded company where everyone matters and you can see your impact daily. We trust our teammates and offer intense ownership and therefore accountability. We’re inventing the future and building something special. The team really enjoys what we do and cares about your input. We don’t hire just to fill a spot, we want you to make a difference.

As you help us build this special company, Esper will take care of you. We offer flexible vacation, regular hack-days, competitive pay and benefits, and room for advancement. We hire capable veterans so we avoid the drama and trust in each other’s work. Our worldwide footprint mixes different cultures for a unique experience. We also like to have fun because we play just as hard as we work.

SENIOR BACKEND ENGINEER – POCKET FM
Job Responsibilities
Design and build from cloud-based products and services with massive scale and reliability Write clean and modular code primarily in Python to create multi tenant microservices Terabyte scale data per month with SLA end to end latency and tenant fairness
Build CICD based software development model with end-to-end ownership of code delivery - starting from design/architecture, coding, automated functional/integration testing and operating/monitoring the service in production.
Use relevant technologies and cloud services like Kafka, Redis, Mongo, RDS, Spark Streaming, Redshift, Airflow to build highly performant and scalable distributed systems
Design and develop data schema and access layer to optimally store and retrieve data
Stay up to date with the latest developments in cloud computing and incorporate relevant learnings to both product features and product architecture.
Preferred Qualifications
BS/Btech (Btech Preferred) in Computer Science, Computer Engineering, Information Technology
Preferred Technical Skills:
2- 6 years of software development experience with enterprise-grade software. Must have experience in building scalable, high-performance cloud services Expert coding skills in Python, Django
In Depth experience in AWS is mandatory
Expertise in building scalable event based asynchronous systems based on the microservices architecture
Experience working with docker and kubernetes
Experience with databases such as MongoDB, Redis, RDS, RDF, Graph DB, SPARQL etc. Experience with messaging technologies such as Kafka, Pulsar, SQS
Must have expertise in building REST APIs
Strong object-oriented designing and programming experience Experience in cloud object stores: S3, Cloud Storage, Blobs, etc. Desired Technical Skills:
Open source committer in related areas like cloud technologies, kubernetes, database etc Additional Skills
Great written and verbal communication
Ability to work geo distributed cross functional group

Skills Required for Back-End (NodeJS) JR Developer (2-4 Yrs) /Sr Developer (4-8 Yrs) /Lead Developer (8-10 Yrs) /Architect (10-12 Yrs):

• Must: Strong experience and understanding of NodeJS and JavaScript Programming, Good at Native Cloud or AWS
• Good knowledge of MongoDB or any other NoSQL Database, Redis, Elasticsearch, etc.
• Good understanding of scalable computing systems, software architecture, data structures, and algorithms.
• Experience working with AWS or other cloud providers
• Experience in service-oriented and/or microservice architectures
• Good to have knowledge with stream processing applications, Event-driven Architecture, Identity management (OAuth) - Not Mandatory
• Good knowledge of Redis, its data types, and their use cases along with a server-side framework
• Experience developing and deploying REST APIs.
• Good to have an understanding of low-level Kafka inner workings and partitioning schemes - Not Mandatory

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

KeySkills:

• • You’re proficient in NodeJS, TypeScript, MySQL, and MongoDB
  • You possess strong OOP and design pattern knowledge
  • Familiar with modern engineering practices: Code Reviews, Continuous Deployment, Automated Testing, etc
  • You write understandable, testable code with an eye towards maintainability and experienced with TDD (Test Driven Development)
  • You’ve the ability to build RESTful APIs
  • Explaining complex technical concepts to designers, support team, and fellow engineers is not a problem for you
  • Well versed with the fundamentals of computer science and distributed systems
  • FrontEnd experience; (Good to have) Angular
  • Startup experience, preferably a tech startup
  • Open Source contributor
  • You have experience with other programming languages -- e.g. Python, Ruby, PHP, Go, C, etc.
  • Passionate about/experienced with open source and developer tools
  • You have a bachelor's degree in Computer Science, Engineering or related field, or equivalent training, fellowship, or work experience

About Us : LEAF is safety technology company started from February 2015 with the mission to solve the problem of human safety by disrupting the largely unorganized security market.  LEAF launched their first product Safer, a smart safety wearable in 2015 to solve the problem of women safety which was sold in more than 25 countries. LEAF was a part of Prime Minister Modi's delegation to silicon valley as the Top 10 Innovators of India. With first Indian company to win prestigious Million Dollar X Prize Award at United Nations, Leaf is on the mission to make Billion people safe. We are working on an innovative idea which has gained a lot of interest already from client and investor side. The pilot was done using freelancers now we are looking for a full-time hire who can lead this project.  Skillset : - Node.js, PostGIS, and experience with AWS - PostgreSQL and MongoDB - Loopback framework - Self-driven, and passionate to make an impact in the world What kind of person we are looking : - Experience integration of data storage solutions like MongoDB and nosql cloud data store. - Work as part of a team developing applications and services using Agile development methods - Writing reusable, testable, and efficient code - Code, test and operate node.js based services - Design and implementation of low-latency, high-availability, and performant applications - Strong knowledge of Node.js and frameworks like Loopback. - Good understanding of server-side templating languages such as Jade, EJS. - Strong understanding of front-end technologies such as Angular JS, HTML5 and CSS.  - Deployed and managed critical applications using a number of AWS services like (not limited to) S3, EC2, Route 53, Lambda etc. - User authentication and authorization between multiple systems, servers, and environments - Understanding of fundamental design principles behind scalable applications - Creating database schemas that represent and support business processes - Integration of multiple data sources and databases into one system - Understanding differences between multiple delivery platforms, such as mobile vs. desktop, and optimizing output to match the specific platform - Proficient understanding of code versioning tools, such as Gitlab, Github, Bitbucket etc.

Senior Backend Developer Job Duties 1. Optimising existing Stack & Architecture 2. Has Expertise in handling Backend Microservices Architecture, High-Concurrency, Multi-Thread, Server-side system. 3. Develop efficient, reusable, reliable & Scalable Code. 4. Has the Hustle and Ownership approach. Also, Has the ability to lead technical team. 5. Implementation of security and Data storage solution. Requirements 1. Has Expertise of 3+ years on Python and related frameworks. 2. Has Experience with micro-services architecture 3. Has Experience with relational DBs and Linux environments 4. Has Expertise in development and use of REST/3P APIs. 5. Has a great understanding of SQL and NoSQL worlds. We use both Firebase as well as PostgreSQL. 6. Has Experience in handling AWS 7. Has Experience in payment gateway implementation. 8. Has Experience building high-traffic systems 9. Knowledge in Node.js is a plus. 10. Has Experience of leading a team/project/startup in tech role.

- Flask, Django or similar python micro-framework - Experience in Linux (Ubuntu/CentOS/RedHat) - Experience with MongoDB or any similar NoSQL databases.Cassandra or CouchDB. - HTML5, API and Angular 2.0+ is must - Bootstrap, jQuery and similar javascript framework are pluses. - Experience required: Sr. Python Developers (6 yrs - 7 yrs) and Jr. Python Developers (3 yrs - 4 years)

Candidate having good langues knowledge.