Cognii | San Francisco, CA or Remote

Cognii is an AI and EdTech startup offering personalized education solutions powered by Natural Language Processing. Cognii's award-winning Virtual Learning Assistant is a conversational AI tutor that improves student engagement and teacher productivity with automatic grading of written answers. We are currently hiring for the following positions:

NLP Engineers/Computational Linguists (Senior, Junior) - Experience with natural language processing and machine learning - syntactic and semantic analysis, information extraction, dialog systems Ruby on Rails Engineer - Experience in Ruby on Rails for designing a scalable web service architecture - API development and integration, front-end design, python based frameworks a plus Mobile App Developer - High quality iOS/Android development with experience in API integration We also have opportunities for an EdTech product manager and a sales manager. Cognii offers an excellent opportunity to build and advance your career in AI. Please send your application and resume to Email is hidden. Make sure to include your location and an expression of interest in the mission of Cognii. For more info, visit https://www.cognii.com/careers

Kollider | https://kollider.xyz/ | Junior, Senior Backend Engineers (Rust) and DevOps | REMOTE | Full Time |

Kollider is building the first instantly settled cryptocurrency derivative exchange.

We believe that cryptocurrency traders should be able to access markets without exposing their funds to seizure, theft or long transaction times. So starting with Bitcoin(more chains to come), we've built a derivative exchange that allows each position to be instantly opened and funded in a single action, directly from a traders' wallet.

We're big fans of Rust and have built everything from the ground up with it. We are looking for junior, senior backend engineers and DevOps engineers to join our team and help build state-of-the-art technology to redefine what's possible in global financial markets.

More information: https://kollider.homerun.co

Fastmail (https://www.fastmail.com ) | System Engineer | Philadelphia, PA | ONSITE (Post-COVID) | Full-Time

At Fastmail, we’re bringing the human touch back to email. We have three email services:

- With Fastmail email, get the privacy and respect that you deserve while using thoughtfully designed email, calendars, and contacts.

- With Topicbox email lists, share and preserve the knowledge your team puts into email by giving the right people access to the conversations that move work forward.

- With Pobox emailing forwarding, get the service that gives you control of your email identity wherever life may take you.

We’re looking for an Systems Engineer to join the Fastmail team in our Philadelphia office. You’ll spend your time hands-on maintaining, improving, and building out the infrastructure that runs our services. We host everything ourselves in physical datacenter. (If you’re curious: we use Debian, Bash, Perl, Apache, Consul, Cyrus, MySQL, Nginx, Postfix, Prometheus, and of course many other things.)

Find more details here: https://www.fastmail.com/about/jobs/2021-05-syseng/

Email us at Email is hidden to introduce yourself and tell us why you would be a good fit for the job. Send us a resume (as a PDF, please). More importantly, though, have something else to say! Let us know what you’re interested in, what makes the job interesting, and anything else you want to tell us up front.

Underdog Fantasy | iOS | Full-time | REMOTE (NY ONSITE)

Launched in 2020, Underdog Fantasy is one of the fastest-growing fantasy sports companies on the market. Founded by a team of industry veterans, Underdog is bringing fun, approachable contest styles to the masses. We’re looking to innovate an already exciting space and provide the best possible experience to our enthusiastic users.

We are looking for someone to take over iOS development from our CEO as his role shifts away from the keyboard.

Apply here: https://www.linkedin.com/jobs/view/2559454368

GridPlus | Remote | Backend and Full Stack Engineers | Full-Time | (https://gridplus.io)

We're a Crypto security company working on building cutting edge tools for securely storing and using cryptocurrency. Earlier this year, we successfully launched our first product, the Lattice1 hardware wallet, which utilizes a novel hardware design and software architecture to provide cold storage like security guarantees while allowing always online "hot storage" usability. We're also developing a layer 2 blockchain scaling and privacy solution called Phonon.

Looking for full stack engineers to further enhance the capabilities of the Lattice with web based features and integrations, primarily in React, and more backend focused engineers to improve the cloud infrastructure and assist with developing the phonon client, primarily in golang. Open to both junior and senior candidates.

Check out https://gridplus.io/pages/careers or email Email is hidden

Fanbase | Software Engineers | Los Angeles or San Francisco | Full-time, Onsite | Apply below or by email: Email is hidden

Fanbase is building a more creative future—we’re creating a better funding model for artists by enabling deeper, more authentic relationships between creators and fans.

We're looking for engineers excited about blockchain, the creator economy, and early-stage startups. You'll be joining a new team working on a greenfield project in the NFT space. We're a venture-backed startup led by two technical co-founders.

Tech stack: Javascript (ES6), Typescript, React, Next.js, Python, Django, Docker, Postgres.

We'd love to talk if you have any combination of frontend / backend / full-stack skills. Email us at Email is hidden or apply below:

Software Engineer: https://angel.co/company/fanbase-labs/jobs/1375194-software-... About Fanbase: https://bit.ly/3yeepy0

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 recently announced a new industry benchmark for scaling real-time chat as-a-service, with 5 million concurrent connections recently supported in a single chat channel.

We’re currently one of the fastest growing startups in Europe and Colorado, and recently announced our Series B of $38 mln: https://tcrn.ch/3pecyxl

We’re hiring for the following positions:

* Technical Director of Engineering (SDK teams, iOS-focused)

* Lead Full Stack Developer (Python/React)

* Backend Software Developer (Golang)

* Senior iOS Developer

* React and React Native SDK Developers

* Backend SDK Developer (.Net+Java)

* Developer Advocates (Flutter, Golang, iOS, React Native)

....and even 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

Mesg.ai | Frontend engineer | Full-time | London

We’re building software to help customer facing teams (starting with sales teams) communicate better with current and potential customers. Our tech stack is AWS, go microservices running on K8s with react typescript frontend.

We’re looking to hire our first engineer to lead the development of our web apps and browser extensions.

We’re offering 32 days holiday, stock options, an equipment budget and a personal training budget.

Apply here: https://smrtr.io/5tn8n

Rainway | Seattle, WA | Remote | Full Time | https://rainway.work/

We're unleashing the future of computing, collaboration, productivity, and development by using real-time video streaming to change the way that desktop software is built and distributed.

We've opened source all of our code challenges, so if you're interested in any of our open positions you can apply by following the instructions on this page: https://rainway.work/code-challenges-f1bc61fecf754d06be253ad...

Fluence Labs | 100% Remote | Rust, Distributed, Compiler, WASM runtime

https://fluence.network/join.html

Our primary project is Fluence, an open application platform, where apps can build on each other, share data and users. Fluence is powered by a decentralized computing protocol that enables applications to evolve quickly with composability and monetize by licensing even low-level components. Fluence serves as an open runtime for internet applications; the new alternative to proprietary platforms, and APIs.