Senior Backend Engineer

Career Renew is recruiting for one of its clients a Backend Engineer (Senior / Staff) - Crypto - this is an onsite position in New York.

Our API powers the home tabs, explore tabs, and push notifications of the majority of the wallet apps in the industry (Coinbase Wallet, MetaMask, Zerion, OKX Web3 Wallet, and more) with personalized transaction recommendations: mints, claims, quests, dapps, swaps, and more. It’s “onchain for you” - like Netflix and Spotify’s home tabs, but with things to do onchain instead of movies or music.

Who we are

We already drive 5% of our wallet partners’ transacting users, and our mission is to drive 5% of all onchain GDP. Our founders have been working together in crypto for five years and in the company for two years, and we are backed by great funds. We work on hard and interesting scaling and data problems, and we get to help everyone in crypto: from users to wallets to protocols to chains to...

What is Oppizi?

Oppizi is the first major multi-channel player in offline performance marketing. We’ve built technology that enables tracking, scaling, and optimization of offline marketing. We offer five channels: Hand-to-hand (in people’s hands), Door-to-Door (in people’s mailboxes), Direct Mail (in people’s mailboxes via the national post service), Door Hangers (by leaving them on the doorknobs of residential properties or on their cars), and Sampling (by providing the target audience with relevant products). We operate in 10 countries, with the main ones being Australia, New Zealand, France, the UK, the US, and Canada. We are very privileged to work with flagship accounts like Uber, DoorDash, Getaround, DiDi, Deliveroo, and many others.

Job description

Job type - Full-time 

Work type - Remote position

Seniority level - Senior

Work experience - 10+ years as a Senior Developer / DevOps Engineer / Backend Software Engineer or...

The Mailgun Sending Pipeline team at Sinch is responsible for a sophisticated and robust email delivery platform that delivers well over 1 billion emails daily to people all around the globe! With scalability, stability, and throughput at the forefront of priorities, the team is heavily focused on building, improving, and maintaining our suite of microservices, supporting technologies, and architecture that as of today have handled up to 100,000 requests per second! We are constantly seeking innovative ways to ensure our customers are having the best experience with our product as possible.

The ideal candidate should thoroughly enjoy difficult problems at scale while having a concrete and realistic understanding that there are customers at the other end of the keyboard. They will help coordinate long-term improvements to our reliability which could include making architectural changes, and writing libraries or services to increase system reliability or supportability. They...

Arrakis aims to disrupt the current market-making industry by providing the infrastructure to enable every project in the world that wants to launch a token to benefit from non-custodial, trust-less, and automated on-chain market-making strategies. We believe in a world where every organisation, from a small startup to a large enterprise, will be tokenized and traded on-chain. For this world, Arrakis is building the tools to create the necessary liquidity to enable this token economy to rival and out-compete the traditional financial industry.

As one of our Backend Developers within market making, you will be further contributing to the cutting edge development of Arrakis, working with a very experienced and high performing team to create the future of DeFi. 

What you will achieve: 

• Creation of new on-chain trading strategies
• Monitoring, tuning and improving market making performance across chains.
• Develop backend...

We're a venture-backed early stage startup in Chicago exploring how AI can transform people's experiences. 

Although we’re still pre-market, we’re building products to help people see themselves in the world around them. We believe the following:

• That humans are unique and deserve to be heard and listened to
• That where folks choose to go - or stay, or eat, or work, or play, you get the idea - ought to be a reflection of who they are as a person
• That new advancements in technology can make our collective experiences more human and personal, not less

If you share any of our beliefs - or our love for people, maps, recommendations, and listening - then we’d love to talk to you!

The Role

We're looking for a Senior Software Engineer specializing in Kotlin and Springboot to join our small team. You'll help develop and maintain our API and integrate with our AI layer, which is central to our AI...

Responsibilities:

• Create innovative monetization products that drive engagement and business outcomes.
• Develop highly scalable services that powers new ad products for billions of requests. Design systems that will optimize monetization efficiency with product engineering and state-of-the-art machine learning technologies.
• Implement new ad solutions that will continuously protect the user experiences.
• Collaborate with strategy team, product managers, and other key stakeholders to define products and drive initiatives from engineering perspective.
• Contribute to the success of a rapidly growing and evolving organization with speediness and quality.

QualificationsMinimum Qualifications:

• BS degree in Computer Science, Computer Engineering or other relevant majors with 7+ years of BIG HIGH TECH (E-Commerce) work experience.
• Excellent programming, debugging, and...

Are you ready to work on a product impacting millions of people? At TrainingPeaks our user base of athletes and coaches is growing rapidly. To meet their demands TrainingPeaks needs innovators, collaborators, and excellent engineers like you. Together we’re building the world’s best training platform. Join TrainingPeaks today.

You may know us as TrainingPeaks, MakeMusic, TrainHeroic and Alfred Music. All these brands are under the Peaksware umbrella. TrainingPeaks develops software for coaches and athletes to track, analyze and plan endurance training. TrainHeroic develops software solutions for the strength and conditioning needs of coaches and athletes. MakeMusic develops software to transform how music is composed, taught, learned and performed. Alfred Music creates and publishes educational music to help teachers, students, professionals and hobbyists experience the joy of making music.

We would love to have you join our ever-growing team! All applicants will...

Who We Are!

Within3 is the world leader in insights management for life science organizations. Our platform identifies the right people, actively engages them, and delivers answers that drive agile, informed decision-making.

We work hard to create a dynamic, collaborative culture where innovation is encouraged. Even as a globally distributed organization, we strive to create and maintain connections that not only make work fun but make our work better!

The Challenge

As a Senior Python Software Engineer at Within3, you will lead the development of advanced insights capabilities and support public data integration projects. Your role will involve data engineering, processing pipelines, deployment, performance evaluations, and collaboration with data scientists on algorithms and models.

The ideal candidate will be curious, compassionate, possess a strong foundation in software engineering,...

About Us

Bjak is focused on providing access to affordable and sustainable financial services for people in ASEAN. Headquartered in Malaysia, Bjak is the largest insurance portal in Southeast Asia. Our main portal, Bjak.com, helps millions find the insurance policy with the best value and highest coverage for them. Our investments in technology such as Custom API, trading systems and data science is to enable easy access to financial services that were previously inaccessible or difficult to understand. Join us on this exciting journey as we expand our operations in Malaysia. We're looking for dynamic individuals who share our vision and want to contribute to the next chapter of Bjak's success.

Position Overview:

We are seeking a talented Backend Engineer to join our growing team. As a Backend Engineer, you will play a crucial role in designing, implementing, and maintaining the core infrastructure that powers our...

NO RELOCATION - CANDIDATES MUST BE LOCAL TO MINNEAPOLIS, MN

Senior Backend Engineer - Minneapolis

Type: Full-Time

Join our dynamic team in Minneapolis as a Senior Backend Engineer and elevate your career with this exciting opportunity. Ideal for those with a BS/MS in Computer Science, Engineering, or a similar discipline, we're looking for a professional who excels in backend development, particularly with experience in crafting Microservices using Go.

Requirements

Key Qualifications:

• Proficiency in backend development
• Experience with Microservices and Go
• Knowledge of distributed systems and technologies
• Familiarity with Kubernetes, gRPC, and Protobuf is a plus

Benefits

This position is based in Minneapolis, MN, and requires on-site presence with no remote option available. We offer a competitive package, including a salary range of...

Company Overview

Restore is the leading retail provider of alternative health and wellness modalities in the United States. Our goal is to make Hyper Wellness widely accessible, affordable, and fun. This means helping people from all walks of life feel better and perform at a higher level so they can do more of what they love in life. Inc. 5000 ranks Restore as the 17th fastest growing company in Texas, and the #1 hottest franchise in America.

Job Summary

Restore is looking for an experienced Software Engineer to play a huge role in building and delivering the first generation of Hyper Wellness® software. You will be responsible for the systems that will change millions of people’s lives, outlook on health, and healthspan. Restore is a category creator and we are looking for engineers that are obsessed with the consumer experience, mission-driven, and love the challenge of creating a world-changing suite of Hyper Wellness®...

Responsibilities:

• Create innovative monetization products that drive engagement and business outcomes.
• Develop highly scalable services that powers new ad products for billions of requests. Design systems that will optimize monetization efficiency with product engineering and state-of-the-art machine learning technologies.
• Implement new ad solutions that will continuously protect the user experiences.
• Collaborate with strategy team, product managers, and other key stakeholders to define products and drive initiatives from engineering perspective.
• Contribute to the success of a rapidly growing and evolving organization with speediness and quality.

QualificationsMinimum Qualifications:

• BS degree in Computer Science, Computer Engineering or other relevant majors with 7+ years of work experience.
• Excellent programming, debugging, and optimization skills in one or...

Vitally is growing, and our platform is growing too! We are looking for a Sr. Backend Engineer for our Core group to help the platform grow as we acquire more customers. This role will be focusing on advancing and creating new integrations.

We'd love to find someone with these traits to help us scale as we add more and more customers:

• You are an exceptional engineer with excellent problem-solving skills
• You have a solid understanding of relational databases (we use Postgres) and can write performant queries and optimize indexes
• You have a deep understanding of architectural patterns of high-scalability distributed systems
• You have extensive experience with multiple software systems design tools and languages
• You have experience evaluating forms and processes for software systems testing and methodology, including writing and execution of test plans, debugging, and testing scripts and tools.
• You have...

Global e-commerce is content e-commerce business with international short video product as the carrier. It is committed to becoming the first choice for users to discover and purchase good products with affordable prices.

Global e-commerce business team hopes to provide users with more tailored, active and efficient consumption experience, enabling merchants to receive stable and reliable platform services in different scenarios such as live e-commerce, short video content e-commerce, so as to make more affordable and high-quality products sell easily and a better life within reach.

Responsibilities

- Develop efficient, highly scalable and secured services to build/integrate e-Commerce solutions for Global e-commerce Seller Platform

- Optimize backend systems and services for data security, modularity, computational efficiency and scalability.

- Manage project priorities, deadlines, and deliverables

- Collaborate with PM and R&D teams...

We are seeking a highly motivated and experienced backend Senior Software Engineer (Java/MySQL/AWS), to join our Keeper development team. The ideal candidate will be a positive and collaborative team player with a strong background in backend development. We are looking for someone to grow with our team in a fresh, fun, and innovative environment. This is a 100% remote position with an opportunity to work a hybrid schedule for candidates based in the El Dorado Hills, CA or Chicago, IL metro area!

Keeper’s cybersecurity software is trusted by millions of people and thousands of organizations, globally. Keeper is published in 21 languages and is sold in over 120 countries. Join one of the fastest-growing cybersecurity companies and be responsible for expanding and architecting Keeper's backend projects in the AWS cloud with the latest technology and tools!

About Keeper

Keeper Security is transforming cybersecurity for people and organizations around...

Are you interested in seeing your code positively impact countless patients' lives every day by building the future of healthcare? Are you hopeful about what data and medical research can do to improve medicine?

We are searching for a Senior Back-End Engineer that has experience working with large production applications. As a Senior Back-End Engineer, you will be a critical member of our engineering team, revamping our existing software experience and helping build our future software from the ground up using modern technologies.

About Us

PatientIQ is a fast-growing health tech company empowering healthcare providers, industry, researchers, and others to collaborate on the mission to improve patient outcomes. PatientIQ is headquartered in Chicago and backed by top-tier west coast venture capital, major hospital investors, and others.

What You'll Work On

• PatientIQ Network: build...

• Analyze and enhance existing data processes in a specialized data management platform, ensuring efficiency and optimization.
• Collaborate closely with the engineering team to seamlessly integrate data solutions into our ecosystem.
• Lead the translation of basic product requirements into robust, scalable backend systems.
• Engage with diverse stakeholders, necessitating effective communication and teamwork.
• Provide technical guidance on coding, data management, and system architecture best practices.

Requirements

• Bachelor's or Master's degree in Computer Science, Software Engineering, or related fields.
• Senior-level experience in backend engineering, with a focus on data-centric projects.
• Proficiency in coding languages (e.g., Python, JavaScript) and scripting.
• Strong skills in NoSQL databases (e.g., MongoDB) and translating SQL to Aggregation.
• Hands-on...

We are looking for a highly skilled results-driven Senior backend engineer to join our Email Billing Engineering team. You will be responsible for designing, developing, and maintaining robust backend systems to support billing system. This role offers an exciting opportunity to work on challenging projects, collaborate with talented professionals, and contribute to the success of our company.

Responsibilities:

·      Designing and developing high-performance, scalable backend services using Python.

·      Collaborate with the Product Manager, Tech Lead/Tech Lead Manager, cross functional teams, and other team

members to define, design, and ship new features.

·      Implementing and maintaining APIs for seamless integration with frontend and third-party systems.

·      Manage own...

Career Renew is recruiting for one of its clients a Senior Software Engineer (Backend) - candidates need to be based in US timezones.

Your day-to-day:

• Develop new features and software improvements
• Test, deploy and debug backend API services
• Write clear, tested, documented code
• Create and review technical design, code, and documentation
• Contribute to our infrastructure which includes mobile, desktop and server-side applications

Requirements

Based in US timezones

Experience large scalable systems

Experience with some or all of PostgreSQL, Redis Clusters, Go, Python, Kubernetes, AWS (EKS, Amplify, Elasticache, RDS)

Very strong backend experience with NodeJS

Benefits

• Competitive salary
• Early-stage equity
• Flexible work environment
• Unlimited PTO
• Opportunities...

Are you interested in seeing your code positively impact countless patients' lives every day by building the future of healthcare? Are you hopeful about what data and medical research can do to improve medicine?

We are searching for a Senior Back-End Engineer that has experience working with large production applications. As a Senior Back-End Engineer, you will be a critical member of our engineering team, revamping our existing software experience and helping build our future software from the ground up using modern technologies.

About Us

PatientIQ is a fast-growing health tech company empowering healthcare providers, industry, researchers, and others to collaborate on the mission to improve patient outcomes. PatientIQ is headquartered in Chicago and backed by top-tier west coast venture capital, major hospital investors, and others.

What You'll Work On

• PatientIQ Network: build...

k-ID is a trailblazing tech startup, specializing in providing advanced, privacy-centric tools designed to protect and empower kids and teens online. We have secured pivotal partnerships with key industry leaders in the gaming industry and are venture-backed by leading global VCs. We are poised for unprecedented growth and expansion in the coming year.

As a Senior Backend Engineer at k-ID, you will play a pivotal role in shaping our public API and backend and providing a positive digital experience for our game studio partners and their end-users.

Key Responsibilities:

• Be a key contributor to the design, implementation, testing, and documentation of our public APIs
• Lead the launch and scaling of our product to support tens of partners and tens of millions of concurrent users
• Assess and enhance the scalability of the database layer. Lead the design, strategic migration, and optimization of customer data
...

What We’re Looking For

We are seeking someone to be the lead backend engineer on the team, working directly with our CTO. You’d own the high-level system and technical design of our backend across our web, iOS, and Unity apps.

• Passion for our product and mission
• Self-starter with a high work ethic
• Experienced at building scalable systems
• Excited to collaborate across 3 pro

If you join us, you’ll be our lead backend engineer helping shape:

• Our future company culture
• The design & architecture for our entire backend
• Who we hire
• Our product development practices

Requirements

What You'll Do

• Design, implement, and maintain scalable systems supporting 3 different features
• Create documentation for system design and APIs
• Collaborate with Cross-functional Teams
...

About Us

We are a mission-driven payments company focused on helping merchants accept government benefits through a unified API. With over 42 million Americans relying on government assistance for purchasing essentials, such as groceries, we aim to streamline the process and empower merchants to serve this segment effectively. Starting with enabling online acceptance of EBT SNAP, we are building financial infrastructure to support merchants of all sizes.

We operate as a hybrid organization, actively hiring across North America. While we embrace remote work, candidates who can contribute from our San Francisco office are preferred.

Requirements

What We're Looking For

• Passion for building exceptional products and engineering systems
• Excellent communication skills to articulate thoughts and balance implementation tradeoffs effectively
• Productivity, resourcefulness, and strong...

What We’re Looking For

We are seeking someone to be the lead backend engineer on the team, working directly with our CTO. You’d own the high-level system and technical design of our backend across our web, iOS, and Unity apps.

• Passion for our product and mission
• Self-starter with a high work ethic
• Experienced at building scalable systems
• Excited to collaborate across 3 pro

If you join us, you’ll be our lead backend engineer helping shape:

• Our future company culture
• The design & architecture for our entire backend
• Who we hire
• Our product development practices

Requirements

What You'll Do

• Design, implement, and maintain scalable systems supporting 3 different features
• Create documentation for system design and APIs
• Collaborate with Cross-functional Teams
...

The Role

As a Senior Backend Engineer, you'll be a pivotal figure in architecting and developing the core infrastructure of our decarbonization platform. Your primary objective will be to construct resilient, scalable, and maintainable backend systems that power our software platform. Working closely with our engineering, product, and design teams, you'll translate technical requirements into robust backend solutions, ensuring an exceptional user experience. If you're passionate about building scalable backend systems, enjoy collaborating with cross-functional teams, and are motivated by the impact of technology on real estate decarbonization, then this role is perfect for you!

Requirements

Responsibilities

• Collaborate with product and design teams to craft technical requirements and design specifications aligned with our product vision.
• Develop maintainable, fault-tolerant software to provide...

About the Role

As a Senior Backend Engineer, you'll collaborate closely with the CEO and CTO to develop our core product offering and contribute to team expansion.

Requirements

Experience We Look For:

1. Proficiency in Python, with experience in FastAPI (preferable) or Flask/Django.
2. Competence in setting up and managing cloud infrastructure on AWS (preferable) or other cloud services, utilizing Docker and Terraform.
3. Knowledge of various datastores including NoSQL, PostgreSQL, Graph databases, as well as storage services like EBS, EFS, and S3.
4. Experience in MLOps, including setting up monitoring and scaling LLM/ML model deployments.
5. Familiarity with compliance standards, with prior experience in writing SOC2 controls.

General Preferences:

1. Prior experience working in startup environments.
2. Competency in competitive...

About the Role

As a Senior Backend Engineer, you'll collaborate closely with the CEO and CTO to develop our core product offering and contribute to team expansion.

Requirements

Experience We Look For:

1. Proficiency in Python, with experience in FastAPI (preferable) or Flask/Django.
2. Competence in setting up and managing cloud infrastructure on AWS (preferable) or other cloud services, utilizing Docker and Terraform.
3. Knowledge of various datastores including NoSQL, PostgreSQL, Graph databases, as well as storage services like EBS, EFS, and S3.
4. Experience in MLOps, including setting up monitoring and scaling LLM/ML model deployments.
5. Familiarity with compliance standards, with prior experience in writing SOC2 controls.

General Preferences:

1. Prior experience working in startup environments.
2. Competency in competitive...

Join us as a founding member of the new team, where we're building the copilot for circuit board design. Our existing platform is the go-to library tool for electrical engineers, assisting 1.5 million engineers annually in designing cutting-edge products like drones, electric cars, and virtual reality headsets up to 10 times faster. The Copilot leverages a proprietary dataset of over 10 million components, schematic symbols, and footprints, setting the stage for groundbreaking innovation.

Fresh off a funding round backed by top-tier investors, including Bow Capital, Google's Jeff Dean, Github co-founder Tom Preston-Werner, Friends & Family Capital, and more, we're poised for rapid growth and innovation.

Requirements

What You Will Be Doing:

As a Founding Engineer of the Copilot team, you’ll spearhead the development of a revolutionary AI tool—a copilot for electronics design. Your role involves building Copilot's...

About Us

We are a mission-driven payments company focused on helping merchants accept government benefits through a unified API. With over 42 million Americans relying on government assistance for purchasing essentials, such as groceries, we aim to streamline the process and empower merchants to serve this segment effectively. Starting with enabling online acceptance of EBT SNAP, we are building financial infrastructure to support merchants of all sizes.

We operate as a hybrid organization, actively hiring across North America. While we embrace remote work, candidates who can contribute from our San Francisco office are preferred.

Requirements

What We're Looking For

• Passion for building exceptional products and engineering systems
• Excellent communication skills to articulate thoughts and balance implementation tradeoffs effectively
• Productivity, resourcefulness, and strong...

The Role

As a Senior Backend Engineer, you'll be a pivotal figure in architecting and developing the core infrastructure of our decarbonization platform. Your primary objective will be to construct resilient, scalable, and maintainable backend systems that power our software platform. Working closely with our engineering, product, and design teams, you'll translate technical requirements into robust backend solutions, ensuring an exceptional user experience. If you're passionate about building scalable backend systems, enjoy collaborating with cross-functional teams, and are motivated by the impact of technology on real estate decarbonization, then this role is perfect for you!

Requirements

Responsibilities

• Collaborate with product and design teams to craft technical requirements and design specifications aligned with our product vision.
• Develop maintainable, fault-tolerant software to provide...