Python Developer

 

Desired Candidate Profile

What you need to have:

Vamstar is a data science powered B2B healthcare marketplace that helps suppliers find the most relevant healthcare contracting leads using Artificial Intelligence (AI). We apply real-time machine learning forecasts, analyse buyers and competitor behaviours, and perform analytics at scale.

We are looking for a full-time remote Senior Backend Developer who has worked with big data and stream processing, to solve big technical challenges at scale that will reshape the healthcare industry for generations. You will get the opportunity to be involved in the big data engineering, novel machine learning pipelines and highly scalable backend development. The successful candidates will be working in a team of highly skilled and experienced developers, data scientists and CTO.

Job Requirements

1) Writing well tested, readable code using Python that is capable of processing large volumes of data

2) Experience with cloud platforms such as GCP, Azure or AWS are essential

3) The ability to work to project deadlines efficiently and with minimum guidance

4) A positive attitude and love working within a global distributed team

Skills

1) Highly proficient working with Python

2)Comfort working with large data sets and high velocity data streams

3) Experienced with microservices and backend services

4) Good relational and NoSQL database working knowledge

5) An interest in healthcare and medical sectors

6) Technical degree with minimum of 2 plus years- backend data heavy development or data engineering experience in Python

7) Desirable ETL/ELT

8) Desirable Apache Spark and big data pipelines, and stream data processing (e.g. Kafka, Flink, Kinesis, Event Hub)

 

What you need to have:

- Niki is an artificially intelligent personal shopping assistant (http://niki.ai/app). Our founding team is from IIT Kharagpur, and we are looking for a Backend Developer to join us in the core software development and maintenance. - We work mostly in Java and Python and object oriented concepts are a must to fit in the team. If you have experience in :1. Working at a high-traffic consumer facing company for minimum 5 years. 2. Architecting scalable systems in terms of making key decisions about database options, server frameworks, sync vs async, distributed vs monolithic, redundancy etc. 3. Ensuring fault tolerance and optimal latency of distributed and concurrent systems. 4. Mitigating and recovering from large scale system crashes and disasters. 5. Automation and consumer centric machine learning implementations - setting up ground truth, feedback loops and A/B testing. 6. Large scale monitoring and alarm systems. 7. Thinking backwards from a customer POV and relentlessly pursuing customer's cause in tech and product decisions. And you are always ready to get your hands dirty with coding and shipping products and services covering all the aspects yourselves - requirements gathering, resource allocation, testing, deploying, monitoring and iterating. Basic eligibility criteria are : 1. Graduate/Post-Graduate in Computer Science/Mathematics/Physics or allied fields. 2. Industry experience of 5-9 years in developing scalable software. 3. Have some experience in leading a team big or small.

Products@DataWeave:
We, the Products team at DataWeave, build data products that provide timely insights that are readily consumable and actionable, at scale. Our underpinnings are: scale, impact, engagement, and visibility. We help
businesses take data driven decisions everyday. We also give them insights for long term strategy. We are focused on creating value for our customers and help them succeed.

How we work
It's hard to tell what we love more, problems or solutions! Every day, we choose to address some of the hardest data problems that there are. We are in the business of making sense of messy public data on the web. At
serious scale! Read more on Become a DataWeaver

What do we offer?
- Opportunity to work on some of the most compelling data products that we are building for online retailers and brands.
- Ability to see the impact of your work and the value you are adding to our customers almost immediately.
- Opportunity to work on a variety of challenging problems and technologies to figure out what really excites you.
- A culture of openness. Fun work environment. A flat hierarchy. Organization wide visibility. Flexible working hours.
- Learning opportunities with courses, trainings, and tech conferences. Mentorship from seniors in the team.
- Last but not the least, competitive salary packages and fast paced growth opportunities.

Roles and Responsibilities:
● Build a low latency serving layer that powers DataWeave's Dashboards, Reports, and Analytics
functionality
● Build robust RESTful APIs that serve data and insights to DataWeave and other products
● Design user interaction workflows on our products and integrating them with data APIs
● Help stabilize and scale our existing systems. Help design the next generation systems.
● Scale our back end data and analytics pipeline to handle increasingly large amounts of data.
● Work closely with the Head of Products and UX designers to understand the product vision and design
philosophy
● Lead/be a part of all major tech decisions. Bring in best practices. Mentor younger team members and
interns.
● Constantly think scale, think automation. Measure everything. Optimize proactively.
● Be a tech thought leader. Add passion and vibrancy to the team. Push the envelope.

Skills and Requirements:
● 5-7 years of experience building and scaling APIs and web applications.
● Experience building and managing large scale data/analytics systems.
● Have a strong grasp of CS fundamentals and excellent problem solving abilities. Have a good understanding of software design principles and architectural best practices.
● Be passionate about writing code and have experience coding in multiple languages, including at least one scripting language, preferably Python.
● Be able to argue convincingly why feature X of language Y rocks/sucks, or why a certain design decision is right/wrong, and so on.
● Be a self-starter—someone who thrives in fast paced environments with minimal ‘management’.
● Have experience working with multiple storage and indexing technologies such as MySQL, Redis, MongoDB, Cassandra, Elastic.
● Good knowledge (including internals) of messaging systems such as Kafka and RabbitMQ.
● Use the command line like a pro. Be proficient in Git and other essential software development tools.
● Working knowledge of large-scale computational models such as MapReduce and Spark is a bonus.
● Exposure to one or more centralized logging, monitoring, and instrumentation tools, such as Kibana, Graylog, StatsD, Datadog etc.
● Working knowledge of building websites and apps. Good understanding of integration complexities and dependencies.
● Working knowledge linux server administration as well as the AWS ecosystem is desirable.
● It's a huge bonus if you have some personal projects (including open source contributions) that you work on during your spare time. Show off some of your projects you have hosted on GitHub.

We are seeking an experienced Senior VOIP Software Engineer to join our team. The Senior Software Engineer is responsible for designing and developing a next-generation communications platform using VOIP technologies, protocols and open-source platforms such as FreeSWITCH and Asterisk. Requirements: 2+ years of FreeSWITCH development experience 5+ years of industry experience in developing complex, full-cycle VOIP applications Deep knowledge in SIP with demonstrated experience implementing SIP protocol-based VoIP applications using FreeSWITCH, Kamailio, Asterisk or similar technologies Development experience using Python, Elixir, MySQL, Shell scripting or Go is a plus Experience developing applications on Linux Server (Ubuntu, Debian) environments Experience with debugging tools such as Wireshark, Homer, sngrep etc.  Experience working in Agile Software development Strong desire to learn new technologies BE in Computer Science, Information Technology or Communications Responsibilities: Architect a new SIP protocol based VOIP software with scalability, redundancy and seamless recovery Design and develop SIP protocol-based VoIP applications utilizing the following technologies: FreeSWITCH, Kamailio, WebRTC, SIP, SMPP  Contribute innovative designs and ideas for improving our company products and services