TORONTO, CANADA / REMOTE

https://retreaver.com is a software-as-a-service product for connecting and tracking phone calls with intelligent routing, data analytics, and reporting which help automate pay-per-call processes which underpin many modern businesses.

The company was founded by software engineer who is leading our development team. We try to limit meetings to twice a week.

1) Senior Software Developer (Ruby on Rails)

- Back-end development of our web app, including downstream APIs (for ex: Twilio) using Ruby on Rails + Postgres/Redis/Solr - Comfortable with large amounts of data running through the application and stress-testing your own code - Develop the architecture to validate and de-duplicate complex data sets, new versioned APIS, and continuously driving optimizations and improvement

https://gist.github.com/dmix/e872e8898d895b8166f7f8912a7df34...

2) Dev-ops / Developer

- AWS knowledge and other Amazon cloud platforms (RDS, S3) - Deep understanding of Linux (Debian variants + Nginx configuration - Error monitoring tools (ie, New Relic, Sentry, etc), status monitoring, analytics and performance tracking - infosec / company-level security practices - Familiarity with Ruby and Capistrano is a big plus

https://gist.github.com/dmix/117c9668445b5295d3df77cd081ade7...

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Contact: Email is hidden

Loops (YC W22) | https://loops.so | Full Stack Engineer | Remote | Full Time

We just finished YC and are looking for our first hire. You'll be instrumental in architecting our service and able to shape the culture of our engineering team. This role will begin as an IC role but will evolve into a leadership role as the team grows.

Our stack: NextJS, Postgres, AWS services

Job Posting: https://www.ycombinator.com/companies/loops/jobs/yubfitu-ful...

Contact: Email is hidden

Adam, CTO Loops

Lovd | Software Engineers | NYC or Remote | Full-time

https://www.lovd.com/

Lovd is a recently launched used goods marketplace servicing New York City. Our main value prop revolves around pick-up and delivery of the used goods that our users are selling. We are a small team of 8 looking to grow our engineering team. Our user base is quickly growing and we are looking for engineers with 2+ years of experience who are interested in joining an early stage start-up and making a huge impact.

Our tech stack includes React.js, React Native, Node, Graphql, Typescript, and GCP. Front-end, back-end, and full-stack engineers are all welcome to apply!

Full job description: https://angel.co/company/lovd-2/jobs/2088482-senior-software...

Feel free to email me directly at Email is hidden

Stream | Multiple Positions | Amsterdam, NL and Boulder, US | Remote possible | Full Time | Visa Sponsorship

Stream's Chat Messaging & Activity Feed APIs are used by more than a billion end-users, and are powered by Go, RocksDB, and Raft - with response times typically measured in single-digit milliseconds. We reached a new industry benchmark for scaling real-time chat as-a-service, with 5 million concurrent connections supported in a single chat channel. We’re currently one of the fastest growing startups in Europe and Colorado on our Series B round of $38 mln: https://tcrn.ch/3pecyxl

We’re hiring for the following positions:

* Backend Software Developers (Golang)

* VP of Product

* Recruiters

....and more!

As a part of Stream, you'll have a chance to make a huge impact on the product within a team of the strongest engineers all over the world. If you are interested in becoming a part of what we do, apply now! https://getstream.io/team/#jobs

Blue Rabbit | Full-time | Portland, ME or REMOTE | https://bluerabbit.vet/

We're an animal health company building a technology platform that provides patient-level disease management at scale. We're well funded and founded by industry leaders with successful track records in the space.

Our tech stack includes PostgreSQL, MongoDB, Kafka, Node, Typescript, GraphQL with Apollo Server/Client, React and Tailwind CSS, mostly running in AWS.

We're looking for Junior-Mid Full Stack Engineers, QA Engineers and a Data Analytics Engineer.

If you're interested and would like to find out more about the roles, send me a note at Email is hidden with HN in the subject line!

Lightning Labs | Lightning Infrastructure Engineer, Crypto Protocol Engineer, Frontend Application Developer | San Francisco | Remote | Full-time https://lightning.engineering/

https://github.com/lightninglabs

Lightning Labs is hiring! We’re looking to expand our team to build technology that'll bring Bitcoin to the next billion people. Our current focus is the development and deployment of the Lightning Network, an open blockchain scalability protocol. We push the edge of innovation with regard to blockchain scalability, privacy-preserving smart contracts, and cryptocurrency UX. If you’re interested in one of the positions below, please apply using our careers page: https://lightning.engineering/join-us. And if you know someone who might be a good fit, we'd very much appreciate any referrals.

{Lightning Infrastructure Engineer}:

We're looking for a systems-oriented engineer who will design and build out key components to support the growth of the Lightning Network. These tools will lower the barrier to entry for operating Lightning nodes and enable existing node operators to more effectively manage their infrastructure. You'll work on products such as Lightning Pool (https://lightning.engineering/pool/), as well as other Bitcoin-based backend systems to make Lightning more useable, and secure.

{Crypto Protocol Engineer}:

Experienced systems software engineer versed in applied cryptography, peer-to-peer networks, distributed systems, open source software, and cryptocurrency protocols to design and implement core protocol and algorithmic components of the Lightning Network as well as the Bitcoin Network. Solid programming skills, experience with Go, C, or C++. Prior contributions to crypto protocols and open source software collaboration preferred.

Distru (https://www.distru.com) | Senior Software Engineer | Lead Software Engineer | Oakland, CA | REMOTE | Full-Time

Distru is a software platform for the cannabis supply chain. Our product helps cannabis companies manage production, sales, invoicing, and shipments, automating compliance with complicated state regulations that require real-time inventory tracking gram-by-gram. We are growing rapidly with over $1B in transactions per year passing through our platform, and we're uniquely positioned to define trade in the growing cannabis industry. We are a lean 40 person product & engineering focused team that values making the product process as streamlined as possible. We are hiring experienced engineers + product roles to help take our product to the next level. We love product-minded engineers and customer focused product people that can own a feature across the frontend and backend, even if they're stronger at one side of that. Our tech stack is built from the ground up on Elixir/Phoenix, Postgres, React/Redux, and GraphQL.

After bootstrapping ourselves to profitability, we raised $9M with Felicis Ventures, Village Global, Global Founders Capital, and notable angel investors including Elad Gil, Katie Stanton, and Avichal Garg

Please apply at https://distru.com/careers and mention Hacker News!

Moveshelf | Full-stack / Frontend Engineer | Remote (in Europe) or on-site in Utrecht (Netherlands) | Full-time | https://moveshelf.com

Just like books, photos, and music before, human motion will be digitized on a massive scale. Moveshelf serves healthcare with a digital platform for all (future) data on movement disorders, to enable objective and personalised care.

I've been working on clinical motion analysis for many years. In the last year we've proven the market is ready for a product like Moveshelf. We're now a team of six, all of us with a technical background.

We're looking for a front-end dev who will complement our team: https://moveshelf.com/jobs/fullstack. Or email us at Email is hidden if you have any questions or want to apply.

Tech stack is GCP/K8S/Python/Apollo GraphQL/Angular.

Cohere Health| Boston, MA | ONSITE OR REMOTE

Cohere Health is simplifying healthcare for patients, their doctors, and all those who are important in a patient’s healthcare experience, both in and out of the doctors office. We build software that is expressly designed to ensure the appropriate plan of care is understood and expeditiously approved, so that patients and doctors can focus on health, rather than payment or administrative hassles.

This is a unique opportunity to join a rapidly growing engineering team with great ambition. You will have an outsized influence on the future direction and technology decisions.

Our application stack:

- React - Groovy Grails/Springboot - Elasticsearch - Spark/EMR - Kafka - MongoDB - AWS Throughout the interview process you can expect the following during your time with us:

- A coding test - Phone call to review with hiring manager - Virtual pairing interview (system architecture and design) - Hopefully a quick decision and offer! Software Engineer - https://grnh.se/d56e23313us

Principal Data Scientist - https://grnh.se/06c4e7ba3us

Senior Machine Learning Engineer - https://grnh.se/134c4c363us

Contentful | Senior/Staff Engineers | Remote in: Germany, UK, Ireland, US | Full time

Contentful is the leading API first Content platform. If you have been active on the internet today you have triggered some Contentful API calls.

If GraphQL, serverless and edge computing are topics of your interest get in touch.

Check out this 7 minutes video to learn more about the challenges that we're solving https://www.linkedin.com/posts/activity-6907701075026272256-...

https://www.contentful.com/careers/?departments=engineering