We believe the world needs a place where people can exchange their loved goods. That’s why we built Mercari—to connect people who want to buy and sell things of emotional value through their mobile phones. Mercari has grown to become a leading community-powered marketplace in Japan that brings together millions of people every day.
▼About this position
Mercari's Backend Team is currently entering a major transition phase as part of the company's efforts to fulfill our mission of "creating value in a global marketplace where anyone can buy & sell.” The Mercari app has been growing at an incredible pace ever since its release and is now the largest C2C platform in Japan. The Mercari API codebase has also expanded in line with the service's growth and the variety of challenges faced. As we anticipate our service to grow at an even greater speed in the future, we are aiming to use microservices to help achieve Mercari JP's mission. Although the Mercari API was designed and implemented as a monolithic API, we are working on migrating the API to microservices. This will allow us to divide responsibilities and make technological investments for a stronger system and organization capable of handling even greater expansion. Of course, we will continue to run our services as we implement these changes, and we aim to make daily improvements to provide an even better experience for our customers. Our backend engineers are expected to uphold the values “Go Bold” and “All for One” as they work to transform our systems and organization and contribute to our service's growth. We are seeking backend engineers who can work proactively and independently during the team's current stage, taking ownership over various discussions, developing features, providing spec feedback, and making technical decisions.
▼Job Description
・Design, development, and operation of Mercari's API and web app using Go and PHP ・Design, development, and operation of tools to support the customer support team and planning-related work ・Design, development, and operation of various microservices making up the Mercari API ・Lead the team's development
REQUIREMENTS ▼Minimum Qualifications
・Strong understanding of the company mission and values ・Experience with design, development, and operation of web applications using two programming languages including Go, PHP, JavaScript ・Knowledge of and experience with software test including unit testing, functional testing, e2e testing ・Knowledge of and experience with optimization of queries and table design for the efficient usage of RDBMS ・Experience with team development using Git/Github or similar version management systems ・Ability to design, develop and operate large-scale services in heavy traffic scenarios ・Experience with project management and/or team leadership
▼Preferred ・Experience developing and operating using the microservice architecture ・Experience with on-call support for a service ・Knowledge of web app security ・Experience with development using external APIs such as payment, delivery, etc. ・Experience sharing and contributing to an OSS project ・Experience with scrum
▼Technical Environment ・Languages: Go, PHP, JavaScript, etc. ・Middleware: MySQL, Memcached, Nginx, Solr, Docker, Kubernetes, etc. ・Infrastructure: Dedicated servers, Google Cloud Platform ・Other tools/services: Slack, JIRA, GitHub, Circle CI, etc. ・Process: Scrum
・Health insurance
・Incentive program
・Employee stock ownership plan
・Full transportation coverage
・Custom PC
・Dual screen if needed
・Company smartphone
・Visa & Relocation support
・New Employee Benefits at Mercari「mercibox」 (https://careers.mercari.com/jp/benefits)
Apply ⎘ Copy Link ↗ Visit LinkWe are seeking a skilled Staff Software Developer to join our team. This role is open in our Amsterdam office (relocation is possible), or remotely (EU or UK-based).
You'll focus on one of the most used Products: Chat, as well as the brand new Video & Audio API.
A big portion of your day will be dedicated to software design, research, and coding.
On typical projects, you will have a lot of freedom and you will be paired with another team member.
Our team is made up of very experienced engineers, some with more than 10 years of experience.
By working together you will learn from each other along the way. Not only that, you will have an enormous impact!
Our customers have millions of users; they use Stream for mission-critical features such as showing content and exposing the core functionality of their application.
You have:
Bonus points:
Our tech stack
At Stream we use a wide collection of technologies to offer highly optimised and available features to our customers. Over the years we have experimented with different programming languages, frameworks, databases, and libraries.
Here is a short list of the technology that we currently use.
Do not worry if you do not master them all or if you do not see your favourite tool or language, you will have the chance to be exposed to most and to convince us to expand the list:
Stream employees enjoy some of the best benefits in the industry:
A team of exceptional engineers
The chance to work on OSS projects
28 days paid time off plus paid Dutch holidays
Company equity
A pension scheme
Remote work flexibility
A Learning and Development budget
Commute expenses to Amsterdam covered or the option to use a company bike within the city
Fitness stipend
Monthly in-office chair massages by a professional
MacBook Pro
Healthy team lunches and plenty of snacks
A generous relocation package
An office in the heart of Amsterdam
The opportunity to attend or present at global conferences and meetups
The possibility to visit our office in Boulder, CO
Parental leave paid at 100%
Note: this list of benefits applies to Netherlands-based employees and is adjusted per your location of residence.
Stream has a casual social culture, our team is diverse and we all have different backgrounds. Now, Stream is a team of over 130+ peers from over 35 countries across the globe.
We value transparency, aim for excellence, and support each other on our way to new victories.
Our team consists of the strongest talents worldwide, making Stream a great place to learn and improve your skills.
When it comes to software engineering, our culture is oriented towards ownership and quality: our goal is to deliver stable software.
If you are interested in becoming a part of what we do, apply now!
Stream provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws.
This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training.
No recruiters/agencies please
About Serotiny: https://serotiny.bio
Inspired by life – Serotiny digitally encodes nature’s features and functions into a biologically aware API for the high-throughput, rational design of multi-domain synthetic proteins.
By coupling state-of-the-art mammalian synthetic biology and a finely-tuned software architecture, Serotiny aims to embrace one of the greatest opportunities of the 21st century to improve people’s lives. Serotiny designs custom proteins with cutting edge capabilities including treatment of cancers and genetic disorders. We partner with leaders in the life sciences to give proteins wholly new functions for more effective, safer, and customized therapies.
With support from world-class investors including Nanodimension and 8VC, Serotiny is proud to build a cross-disciplinary team of passionate individuals with varied experiences.
Description:
This person will lead the development Serotiny’s biologically-aware API, collaborating with biologists to deploy novel creative algorithms useful in the design of new proteins.
The digital infrastructure is part of a design/build/test loop that couples a finely tuned software architecture with wet-lab mammalian synthetic biology. Serotiny is looking for our first backend developer who is excited to design novel software architectures for synthetic biology. Role:
Collaborate with biologists to define and design a custom biologically-aware API
Explore machine-learning & other constraint solving strategies on novel data structures
We currently work in Go and Ember
Qualifications:
BS in CS and 3+ years professional industry experience
Experience with Go
Experience with API integration
Experience shipping a digital product
Flexibility and desire to work at the early stages of a startup
Full health benefits Budget to host and attend developer events Opportunities to develop and publish open-source standards for synthetic biology Opportunities to architect and deploy novel data structures for use in biology
⎘ Copy Link ↗ Visit LinkThis job posting is no longer available
Here at BitMED we appreciate transparency and creativity. So, let’s try something new. We would like to give you the opportunity to learn more about this role the same way we would get to know you. An application!
We’ll go first…
Why is this position crucial to BitMED?
Our lean team is ready to grow! We are rapidly onboarding 22M members to our platform and that number is growing every day. Our Systems Software Engineer will be responsible for defining and implementing our software standards as they integrate between frontend, backend, data storage, infrastructure and other core system components. By joining our small team, they will be an integral contributor in developing our engineering culture. This person will be a key enabler for lean integration, faster innovation, rapid development, streamlined communication and improved collaboration.
Why does this person want to work at BitMED?
They are excited about bringing blockchain technology to the healthcare community at scale. Joining BitMED is a strategic and advantageous career move for them as they will play a crucial role as a contributor to bringing a global, no-cost healthcare solution to market. They visualize the impact they’ll have in this role and are prepared to offer their expertise towards building a successful new platform that will change the way the world views healthcare.
What will this person do on a day-to-day basis?
The Systems Software Engineer will be responsible for designing and implementing software for a variety of scalable, reliable, and secure distributed computing systems (e.g. blockchain). They will design, implement, and debug core components of internal distributed computing services. They will research and implement key technologies (e.g. blockchain), architectures, and standards. They will work with other engineering teams to ensure that services meet scalability, availability, security, and performance goals.
What is this person expected to accomplish within their first 90 days?
This person will assess the status of our current system software and build upon them. They will work with various members of the engineering team to define and implement API standards. During their first 90 days, our Systems Software Engineer will design and implement Protocol APIs for BitMED’s core services and work with various internal and external technical teams on the adoption. By the end of their first 90 days, we expect this person to draft the Protocol API documentation geared towards open-sourcing the API.
What qualities should this person have?
BitMED is looking for a person with the willingness to learn and the ability to contribute right off the bat. They can balance timeliness and business priorities with technical feasibility. They are adamant about solving problems and are a reliable resource for insight and assessment of technical issues. They are able to speak openly and humbly about their failures and mistakes, clearly articulating what happened and how it was addressed. They are passionate about learning, executing and leading by example. They are an open source enthusiast and a best in class developer with a desire to gain knowledge in an emerging market. They are able to think through and anticipate how hackers and others may attempt to subvert or misuse applications.
What experience should this person have?
What technical skills MUST this person have?
What skills would we like this person to have?
Your turn!
This job posting is no longer available
Let us introduce ourselves
Humn is transforming the insurance industry by connecting data to make insurance smarter. We apply machine learning to traditional insurance models to create data-driven solutions for real world fleet manager, driver and automated vehicle challenges. Humn creates accurate risk models that evolve in real-time and are driven by our mission to create safer roads worldwide. In fact, we have already reduced client accidents by up to 65%.
When we say flexible, we mean it
If you are sick of the always-on culture, come and join a next-gen company who was named the 4th most flexible work environment globally by Flexa.com. Some of our humns live and travel in campervans, others ski in the mornings and work in the evenings...You do whatever works for you as long as you can support your team’s goals. You have a monthly health and wellbeing fund to spend as you like, 16-weeks paid parental leave (and flexible return-to-work paths), unlimited personal leave, a global remote-first structure with co-working, dog friendly, comfortable spaces. Can even design your own home workspace through our Hofy app.
The Opportunity
You will be an essential part of an award-winning venture-backed and rapidly growing InsurTech. If you are looking to make a mark in your career with an excellent opportunity for learning and growth - this is the perfect opportunity. We are growing at pace, we move fast, and we encourage all Humns to work autonomously with the support of experienced founders who have done this before. You will make a difference by building and deploying microservices for IoT data Creation of reusable data models Building API services to integrate with data providers Design of data service and data integration frameworks Release testing and productionising new components
Are these some of your potential superpowers?
You have Golang development experience of at least 2 years You worked before with Kubernetes as a developer including containerisation of apps, and service and deployment definition AWS Lambda function development and integration with other cloud services API service implementation using AWS API Gateway Service, GraphQL and REST AWS DynamoDB or other NoSQL databases from a data design and integration perspectives Strong automation mindset and a passion for root cause analysis You have expertise in performance tuning and service monitoring Good communicator An eagerness to learn Good explainer: can make the complex simple
You’ll be willing to learn or develop:
AWS Security, including IAM, SecretsManager, KMS and Cognito SQS, Kafka or MQTT Modern data warehousing (Hive, Kylin or Presto) Elasticsearch and Prometheus So… are you ready to become Superhumn?
Are you ready to solve problems that have never been solved before? At Humn, you’re empowered to let your talent drive change. Take your place in the pioneering team transforming and disrupting the dated insurance industry by connecting data to make insurance smarter.
We’ll invest in and nurture your personal and professional growth, so you can focus on being curious and creative. Bring your unique perspective to the table and challenge the biases by egolessly seeking diverse and clever ways to solve hard problems. It’s your time to become Superhumn!
Next Steps
We have a maximum 4 step, faster than most interview process, the first step starts with a simple chat. So, what are you waiting for?
Please note that we can only accept applications from those based in Europe at this time.
Let us introduce ourselves
Humn is transforming the insurance industry by connecting data to make insurance smarter. We apply machine learning to traditional insurance models to create data-driven solutions for real world fleet manager, driver and automated vehicle challenges. Humn creates accurate risk models that evolve in real-time and are driven by our mission to create safer roads worldwide. In fact, we have already reduced client accidents by up to 65%.
When we say flexible, we mean it
If you are sick of the always-on culture, come and join a next-gen company who was named the 4th most flexible work environment globally by Flexa.com. Some of our humns live and travel in campervans, others ski in the mornings and work in the evenings...You do whatever works for you as long as you can support your team’s goals. You have a monthly health and wellbeing fund to spend as you like, 16-weeks paid parental leave (and flexible return-to-work paths), unlimited personal leave, a global remote-first structure with co-working, dog friendly, comfortable spaces. Can even design your own home workspace through our Hofy app.
The Opportunity
Are these some of your potential superpowers?
You’ll be willing to learn or develop:
So… are you ready to become Superhumn?
Are you ready to solve problems that have never been solved before? At Humn, you’re empowered to let your talent drive change. Take your place in the pioneering team transforming and disrupting the dated insurance industry by connecting data to make insurance smarter.
We’ll invest in and nurture your personal and professional growth, so you can focus on being curious and creative. Bring your unique perspective to the table and challenge the biases by egolessly seeking diverse and clever ways to solve hard problems. It’s your time to become Superhumn!
Next Steps
We have a maximum 4 step, faster than most interview process, the first step starts with a simple chat. So, what are you waiting for?
THE ROLE:
As a well-rounded software engineer, you should definitely be the type that appreciates diversity in your day, and challenges outside of your comfort level!
WHAT YOU’LL BE DOING:
WHAT YOU BRING:
The right candidate will have an abundance of hard-core programming skills, have solid instincts for API usability and design patterns. You are probably a full-stack developer who naturally gravitates towards work on a product core. You know how to sacrifice algorithmic elegance for getting it done on deadline. More specifics include:
Preferred Experience
Work Experience
The right candidates will most likely have a strong background working in large scale data center, compute or storage environments, with a proven track record of completing projects on time in spite of obstacles.
About PacketFabric
PacketFabric is the connectivity cloud. We built a global, 50+Tbps carrier-class optical network that is completely automated and consumable on-demand like SaaS, so enterprises can connect the core of their hybrid and multi-cloud architectures and grow their digital business.
We offer private and secure point-to-point, hybrid cloud, multi-cloud, and custom connectivity services that you can provision in minutes via our self-service portal or programmable API. We offer flexible consumption of our services, with month-to-month or longer terms, or even usage-based for bursting and disaster recovery.
PacketFabric was recognized with the “2020 Fierce Telecom Innovation Award for Cloud Services,” named one of the “10 Hottest Networking Startups of 2020” by CRN, a Futuriom 40 Top Private Company, and a “2020 Cool Vendor in Enhanced Internet Services and Cloud Connectivity” by Gartner.
PacketFabric is a distributed, fully remote team with people living and working all over the world.
What PacketFabric Offers
What PacketFabric Doesn’t Offer
This job posting is no longer available
If building data pipelines in a fast-moving company with the latest technology stack sound good to you then read on!
Who are we?
Humn.ai is an award-winning venture-backed InsurTech headquartered in London but working wherever you are. We are a data-first start-up on a mission to make insurance work better for commercial transportation fleets. We make risk visible and price insurance by the second so businesses can focus on what they do best: move people and goods safely.
Our core platform utilises streaming telematics data and adjusts insurance pricing in real-time reacting to the driver's usage, behaviour and environment to enable us to offer previously impossible insurance products.
What's important to us?
Our ethos is built on the principles of empowerment and autonomy. We believe in the power of open collaboration, open communication & open-source software. We need people who understand what it is like to be part of a shared mission and what it takes for a team to succeed. Skills are important but people are everything. If these words speak to you, you should talk to us!
We need you because
We want you because
A great candidate would have experience with:
AWS Security, including IAM, SecretsManager, KMS and Cognito SQS, Kafka or MQTT Elasticsearch and Prometheus Modern data warehousing (Hive, Kylin or Presto)
Soft Skills:
What will I get in return?
[0] Our policy aims to encourage staff to consider flexible working arrangements. We recognise that a better work-life balance can improve employee motivation, performance and productivity, and reduce stress. Therefore we support employees in achieving a better balance between work and their other priorities, such as caring responsibilities, leisure activities, further learning, and other interests. Humn.ai is committed to agreeing on any flexible working arrangements, provided that the needs and objectives of both the organisation and the employee can be met.
THE ROLE:
As a well-rounded software engineer, you should definitely be the type that appreciates diversity in your day, and challenges outside of your comfort level!
WHAT YOU’LL BE DOING:
WHAT YOU BRING:
The right candidate will have an abundance of hard-core programming skills, have solid instincts for API usability and design patterns. You are probably a full-stack developer who naturally gravitates towards work on a product core. You know how to sacrifice algorithmic elegance for getting it done on deadline. More specifics include: - Extensive experience with Go in large applications developed in a team environment. - Expert unit tester. - Experience building tools and applications used by internal company users. - Extensive experience with the HTTP protocol and developing and using RESTful APIs. - A solid understanding of OO programming paradigms. - Experience with a message queue system like RabbitMQ or Kafka. - Experience using NoSQL data stores like Redis. - Be completely at home on any nix command line and building your own tools. - Very comfortable using Git in a team environment (i.e. pull-requests, branch management, rebasing). - Experience working in an environment leveraging remote communication collaboration tools like Slack, Zoom etc. - Never being afraid to venture boldly where none have gone before and develop code where there are no previous libraries to draw from.
Preferred Experience
Work Experience
The right candidates will most likely have a strong background working in large scale data center or telecommunications environments, with a proven track record of completing projects on time in spite of obstacles.
About PacketFabric
PacketFabric is the connectivity cloud. We built a global, 50+Tbps carrier-class optical network that is completely automated and consumable on-demand like SaaS, so enterprises can connect the core of their hybrid and multi-cloud architectures and grow their digital business.
We offer private and secure point-to-point, hybrid cloud, multi-cloud, and custom connectivity services that you can provision in minutes via our self-service portal or programmable API. We offer flexible consumption of our services, with month-to-month or longer terms, or even usage-based for bursting and disaster recovery.
PacketFabric was recognized with the “2020 Fierce Telecom Innovation Award for Cloud Services,” named one of the “10 Hottest Networking Startups of 2020” by CRN, a Futuriom 40 Top Private Company, and a “2020 Cool Vendor in Enhanced Internet Services and Cloud Connectivity” by Gartner.
PacketFabric is a distributed, fully remote team with people living and working all over the world.
What PacketFabric Offers
We are looking for a full time Backend Software Engineer to join our development team. Job duties will include working on Stream's core API technology as well as designing and building high-performance software. This role in either our Amsterdam office or remote (CEST or close).
What you will be doing
Most of your day will be dedicated to software design, research, and coding. On typical projects, you will have a lot of freedom and you will be paired with another team member. Our team is made up of very experienced engineers, some with more than 10 years of experience. By working together you will learn from each other along the way. You will have an enormous impact on making our API service faster, more scalable and more flexible.
You will add new features to the service and find ways to make the existing ones perform orders of magnitude faster. Our customers have millions of users; they use Stream for mission critical features such as showing content and exposing core functionality of their application. Building stable and reliable software is not just an option: as a member of the development team, you will design and write state-of-the-art software, follow best practices, measure everything and be responsible for deployment to production. You will also spend part of your time talking to our customers and help them to use Stream in their app.
The challenges
You have
Our tech stack
At Stream we use a wide collection of technologies to offer highly optimized and available features to our customers. Over the years we have experimented with different programming languages, frameworks, databases, and libraries. Here is a short list of the technology that we currently use. Do not worry if you do not master them all or if you do not see your favorite tool or language, you will have the chance to be exposed to most and to convince us to expand the list:
What we have to offer you
Stream employees enjoy some of the best benefits in the industry:
Our culture
Stream has a casual social culture, our team is diverse and we all have different backgrounds.
Our talented developers are highly technical and collaborative, which makes Stream a great place to learn and improve your skills. When it comes to software engineering our culture is oriented towards ownership and quality: our goal is to deliver stable software.
If you are interested in becoming a part of what we do, apply now!
No recruiters/agencies please