Backend Engineer

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...

Your role

Your be building a unique AI-driven flow framework designed to speed up hardware development by running production-ready code at the Edge. The product supports hardware emulation, simulations, and next-gen AI workflows for GPUs, FPGAs, IoT, and more.

As a Senior Backend Engineer, you will be responsible for:

• Building the Core Flow Mechanism: This will serve as the backbone of the AI-driven workflow, responsible for running compilers, simulations, and LLM operators across various hardware systems.
• Developing and Extending Flow Frameworks: You’ll start by working with existing tools like Airflow and Promptflow, but will quickly move to building customized frameworks that meet the product's unique needs, extending functionality to integrate with different hardware toolchains.
• Collaborating with Experts: You’ll work closely with researchers...

We are looking for a talented Semi-Senior Back-end Developer to join our dynamic team!

This is a full-time position that requires working during East Standard Time (EST) hours and will involve supporting the team with backend development tasks.

Responsibilities include:

• Document and evaluate any downstream impacts to business processes resulting from new features released on Shopify POS (Shopify POS is a must).
• Collaborate with product owners on the client team to collect requirements for customizations, if necessary.
• Collaborate with data engineers on the client team to assess impacts on data flows of downstream systems, if necessary.
• Collaborate with architects to assess impacts on payload and performance of new features, if necessary.
• Maintain calendar and release schedule for new features

Requirements

• 2 to 5 years as a back-end application developer for...

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...

Elevar, recently acquired by Buxton, is a leading SaaS company empowering online merchants to build a robust data foundation. We simplify server-side event tracking, providing merchants with actionable insights to fuel smarter decisions, accelerate growth, and achieve their goals. This exciting acquisition combines Elevar's expertise in online analytics with Buxton's retail analytics prowess, creating a powerhouse in the industry.

The Role

Join our dynamic team of 5 engineers as a Backend Engineer and play a pivotal role in enhancing our product. You will have the opportunity to learn new technologies, constantly improve your craft, and contribute to a product that is used by thousands of businesses around the world. Our application utilizes the following technologies:

• Typescript
• React
• Node
• Python

About Our App

Our app is split into two pieces: a user-facing app and a data pipeline.

• The...

We are looking for a talented Senior Back-end Developer to join our dynamic team!

This is a full-time position that requires working during East Standard Time (EST) hours and will involve supporting the team with backend development tasks.

Responsibilities include:

• Document and evaluate any downstream impacts to business processes resulting from new features released on Shopify POS (Shopify POS is a must).
• Collaborate with product owners on the client team to collect requirements for customizations, if necessary.
• Collaborate with data engineers on the client team to assess impacts on data flows of downstream systems, if necessary.
• Collaborate with architects to assess impacts on payload and performance of new features, if necessary.
• Maintain calendar and release schedule for new features

Requirements

• 5+ years as a back-end application developer for web...

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...

Who We Are

Renew Home is on a mission to change how we power the world by making it easier for customers to save energy and money at home as part of the largest residential virtual power plant in North America.

We partner with industry-leading brands to better manage residential energy for users by prioritizing efficiency, savings, and comfort — and cleaner energy for everyone.

We are an Equal Opportunity employer striving to create a diverse, equitable, and inclusive work environment where everyone feels that they have a voice that is heard.

We strongly encourage candidates to check out our website at www.renewhome.com  to learn more about the world-changing work we are doing.

What You Will Do

• Design, develop and build backend services to support a wide variety of Renew Home customer experiences and 3P device integrations to enable energy saving automation
• Architect systems to handle...

Career Renew is recruiting for one of its clients a Senior Backend Engineer - Crypto - this is a hybrid role in New York with the flexibility to come to the office 3 times a week.

Our backend team is at the forefront of DeFi security and data management. We’re developing decentralized systems with a focus on low-latency output, enabling DeFi protocols to incorporate dynamic, risk-reducing data directly within their smart contracts in real time.

While blockchain experience is not required, we’re looking for top-tier engineers who are passionate about solving complex problems and eager to innovate in the fast-evolving blockchain space.

Requirements

5+ years of professional experience in Infrastructure/Backend Services.

Experience working with impressive / complex products.

Strong backend experience with Go (preferable), Rust, C++ or similar.

Experience in DeFi or Blockchain Technology is strongly...

SchooLinks is a venture-backed ed-tech company that is changing how students explore and pursue their post-high school goals. We have a suite of over 80 tools for students and school staff including college application management, course planning, financial situations, personality assessments, college profiles, and many others.

We're looking for a highly experienced Django back-end engineer who will write high-quality code, make sound and scalable architectural decisions, and help grow our team by bringing and evangelizing best practices.

Presently, we're only looking for US-based engineers. We do not have the ability to sponsor H1-B Visas.
Additionally, please note this role is for highly experienced software engineers with deep Django and Django Rest Framework (DRF) experience.

What you'll do:

• Ship clean, readable, and maintainable backend Django code
• Contribute and...

AminoChain is seeking a highly skilled Staff Backend Engineer with expertise in distributed systems to join our talented development team. As a Staff Backend Engineer, you will play a crucial role in architecting, designing, and implementing distributed systems that power our decentralized protocol infrastructure for healthcare applications. You will work closely with cross-functional teams to ensure the scalability, reliability, and performance of our platform.

At AminoChain, our mission is to build the future of trust in science and healthcare, creating a world where patients are at the heart of biomedical research outcomes. We're developing the world’s first decentralized protocol infrastructure for healthcare applications, connecting hospitals, biobanks, and bio-pharma companies to unlock the full potential of donated biological samples.

Responsibilities

• Design, develop, and maintain backend systems and services using Node.js and other...

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...

Career Renew is recruiting for one of its clients a Backend Engineer - DeFi - this is a hybrid role in New York.

We believe in an open and flat structure. You will be able to grow into the role that most aligns with your goals. Our team members at all levels have the freedom to explore ideas and impact the roadmap and vision of our company.

What you'll do

• Be a critical part of the technical and product roadmap
• Contribute to our backend and integrate a variety of third party services
• Scale our infrastructure to millions of end users globally
• Rapidly ship new capabilities to our customers
• Help drive the architectural decisions of a rapidly evolving product
• Interact with smart contracts across multiple chains

Requirements

Based in NY and happy to work hybrid. (office based in Manhattan near financial district)

Min 5 years...

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...

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...

Moesif helps forward-thinking B2B, AI and API products companies like PandaDoc, NextHealth, you.com, UPS, and Deloitte understand their customer API usage, Monetization, Billing and deliver great API products. We're a tight-knit team, growing quickly with a healthy inbound funnel and generating revenue. Help fellow product managers and engineers better leverage data at leading hyper-growth startups and Fortune 500 companies.

At Moesif, we think beyond the conventional. We dream big. Moesif believes there is a better way to approach API development, monitoring and analytics. And that is to empower companies to make better decisions and faster discoveries by unlocking the power of API analytics. Our technology and people change lives by driving advancements in API monitoring, monetization and analytics, and more. If that inspires you, join us.

Life at Moesif

Life at Moesif is about working with teammates who are deeply passionate about what we do...

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...

About Cypris:

At Cypris, we're building the single ecosystem for global innovation data. Cypris is an AI-powered research tool that centralizes data sources like scientific papers, global patents, market news, and company data into one platform. Cypris arms users with access to unique insights from 500M+ global data points, answering key questions about their market, competitors, core technologies & more to support new product development, commercial strategy & accelerate global innovation.

We’re connecting R&D teams to the global innovation landscape like the Bloomberg Terminal did for the finance world & Pitchbook for venture capital. Current users include leading R&D & innovation teams at mid-size to Fortune 100 companies operating in emerging markets like aerospace, genomics, cancer research, autonomous vehicles, and more.

About the role: 

We're looking for a Backend Engineer to join...

About Cypris:

At Cypris, we're building the single ecosystem for global innovation data. Cypris is an AI-powered research tool that centralizes data sources like scientific papers, global patents, market news, and company data into one platform. Cypris arms users with access to unique insights from 500M+ global data points, answering key questions about their market, competitors, core technologies & more to support new product development, commercial strategy & accelerate global innovation.

We’re connecting R&D teams to the global innovation landscape like the Bloomberg Terminal did for the finance world & Pitchbook for venture capital. Current users include leading R&D & innovation teams at mid-size to Fortune 100 companies operating in emerging markets like aerospace, genomics, cancer research, autonomous vehicles, and more.

About the role: 

We're looking for a Backend Engineer to join...

Elevar, recently acquired by Buxton, is a leading SaaS company empowering online merchants to build a robust data foundation. We simplify server-side event tracking, providing merchants with actionable insights to fuel smarter decisions, accelerate growth, and achieve their goals. This exciting acquisition combines Elevar's expertise in online analytics with Buxton's retail analytics prowess, creating a powerhouse in the industry.

The Role

Join our dynamic team of 5 engineers as a Backend Engineer and play a pivotal role in enhancing our product. You will have the opportunity to learn new technologies, constantly improve your craft, and contribute to a product that is used by thousands of businesses around the world. Our application utilizes the following technologies:

• Typescript
• React
• Node
• Python

About Our App

Our app is split into two pieces: a user-facing app and a data pipeline.

• The...

Career Renew is recruiting for one of its clients a Staff-Level Backend Engineer (Web3) - candidates need to be based in UTC -7 to CET timezones, but outside of Europe.

We are developing a range of products built on our protocol, including frontends, public APIs, and SDKs, all aimed at facilitating seamless integration of the protocol into the broader ecosystem. To deliver high-value integration tools, we place great emphasis on the technical design and specifications of our services. Your challenge will be to manage a backend synchronized with multiple blockchains, providing advanced data and features.

Collaboration

• Code Reviews: Regularly review peers' code and participate in daily meetings.
• Code Practices: Learn and share our code practices, make code suggestions.
• Codebase Understanding: Gain a deep understanding of the codebase and...

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...

Career Renew is recruiting for one of its clients a Backend Engineer - Crypto - candidates need to be based in US/Europe.

We are a new DeFi protocol launching soon on Solana. Our team has years of experience working in Solana for teams like Squads, Kamino, Raydium and more. We are backed by top investors and angels in the space.

Here you will have the opportunity to build with us the first yield trading exchange on Solana. Through us, users can speculate on yields across Solana DeFi (interest rates, rewards, airdrops), hedge them, or reduce their volatility.

We deeply believe Solana is the best blockchain infrastructure for financial products and care about making it the richest on-chain economy for its participants. By joining us, you will have the opportunity to build a more efficient financial economy on Solana within an $8B+ ecosystem.

Your Role

As an early-stage startup, we are seeking engineers who can...

Career Renew is recruiting for one of its clients a Founding Backend Engineer - Web3 - this is a hybrid role, candidates need to be based in San Francisco or willing to relocate.

To secure the next generation of the web

For web3 to get into the hands of mainstream users, there cannot be exploits that steal millions of dollars in a single atomic transaction. The current exploit detection and response solutions are not sufficient to keep billions of dollars secure. We believe a combination of research-based and data-driven detection solutions and a novel response solution will leapfrog the industry forward in the battle against exploiters.

Role

Responsibilities

• Design, build, and maintain our core customer-facing platform
• Work directly with the founding team and customers to prioritize and ship new product features
• Build and shape our infrastructure including SDLC, monitoring,...

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...