Senior Backend Software Developer
Virtual Vocations Inc
To support a government contract, the remote Senior Backend Software Developer will design, develop, and maintain scalable microservice applications while leveraging Python and managing cloud infrastructure on AWS. Key responsibilities Design and maintain highly scalable microservice applications, including secure user authentication systems Lead backend service development using Python frameworks and manage database migrations with SQLAlchemy and Alembic Architect and manage cloud infrastructure on AWS, utilizing services such as ECS, ECR, and Fargate Required qualifications 10+ years of professional experience in building and deploying microservice applications Expert-level proficiency in Python, with extensive experience in FastAPI, SQLAlchemy, and Alembic Proven experience deploying backend microservices using AWS tools like ECS or EKS Strong expertise in PostgreSQL database design and administration Bachelor's degree is required Virtual Vocations Inc
$139.6k - $200k
Senior Backend Software Developer Join our mission to transform our nation's healthcare system as a Senior Backend Software Developer. In this role you will assist in leading projects from design to delivery. Partner with product managers and designers to define requirements...SeniorLocal areaFlexible hours$165 per hour
..., then you are the one we are looking for.As our Sr. Backend Engineer, you will be:You will develop efficient web services and APIsYou will participate in... ...experience with ScalaStrong at PostgresSQLStrong software engineering fundamentalsGood at Agile software methodologiesAdditional...Senior- ...meaningful equity, real ownership, and direct influence on how Lawfully scales. What you'll do Set the architecture. Own how our backend fleet and data pipeline fit together, and where they go next. Run the platform. Our EKS infrastructure, deploy pipeline, Kafka,...SeniorFull time
- ...generation of financial markets. About the Role As a Senior Rust Backend Engineer, you will work across the platform with a high-... ...Responsibilities Design and deliver reliable, secure, high-performance software across core and edge services, APIs, adapters, libraries,...SeniorFull time
$160k - $240k
...fast-growing fintech company building modern software and financial solutions for healthcare... ...business. About the Role Design and build backend services powering fintech and SaaS products for healthcare customers Develop scalable APIs and database schemas for new...SeniorFull timeWork at officeRemote work$250k
...media and we need your help adding fuel to the fire.About the RolePolymarket is launching perpetual futures and we're looking for Senior Backend Engineers to own the core systems that make it run. This is backend exchange engineering in the truest sense: low-latency order...Senior$180k - $200k
...has raised $10 million in funding and developed an AI-native platform that analyzes millions... ...About the Role We are seeking a Senior Backend / AI Platform Engineer to join a small,... .... ~3–6 years of professional software engineering experience. ~ Professional...SeniorFull timeVisa sponsorship$250k
...market infrastructure.About the rolePolymarket is looking for a backend/product engineer to own the core domain APIs and data models... ...Polymarket’s consumer product at scale.Build real-time infrastructure: Develop gRPC/Connect services and real-time streaming systems (e.g.,...Senior$185k - $225k
...that work.We create professional-grade AI systems for insurers: software that can read, reason, decide, and act inside real workflows... ...of full-stack, data, ML, and DevOps engineers to build scalable backend solutions as we continue to grow. We're a small team where individual...SeniorWork at officeRemote work$160k - $180k
...Senior Backend EngineerFull-time New York, NY, US Exclusive confidential search — details shared with qualified applicants.You will help... ...impact on the team:Build the layer that connects AI agents and developer frameworks: proxies, SDKs, and agent toolingOwn the policy...Senior$173.48k - $213.96k
ABOUT THE ROLEWe are seeking a seasoned backend software engineer and hands-on technical lead to drive the expansion of Peloton’s e-commerce platform across web, retail, and emerging sales channels. In this role, you will architect and scale high-performance, resilient...SeniorLocal area- ...Senior Backend DeveloperWe're looking for a Senior Backend Developer to join an Agile team responsible for a mission-critical web platform. You'll work on stabilizing and enhancing existing systems while driving modernization using Java and AWS. This role suits a pragmatic...Senior
- ...Senior Backend EngineerOur client is building AI technology to make healthcare accessible and free for everyone. They are seeking backend engineers to develop scalable infrastructure that supports billions of AI driven consultations while ensuring medical safety and HIPAA...Senior
- Why Plot Plot is building the next generation of social intelligence — an AI-native platform that helps some of the world's most influential brands understand culture, find emerging trends, and activate their communities at scale. We're a high-growth, venture-backed...Senior
- ...Senior Backend EngineerWe're seeking a Senior Backend Engineer with a passion for systems architecture, data modeling, and large-scale workflow... ...talk about things, you'll get them done. And feel the impact.Develop Operational Expertise: learn the inner workings of scaling...SeniorWork at office
- ...rapidly growing revenue, and the opportunity to own foundational backend systems at a critical inflection point.Mission-critical problem... ...Virtual): Backend systems and architecture with the CTO and a senior engineer.Onsite Team Day (Half Day, NYC): Collaborate on real...Senior
- ...Senior Backend EngineerEllipsis Labs is a profitable, venture-backed New York-based startup... ...to Solana. Building on our experience developing efficient markets, Ellipsis Labs also operates... ...and maintaining production-grade software systems (preferably in Rust, C++, C, or...Senior
- ...Senior Backend DeveloperWe are looking for a full-time senior Golang developer that can help us to improve and extend our data processing backend and make it easy for organizations... ...and workshopsBe part of our mission to make software more secure by helping organizations to...SeniorFull timeWork at officeRemote workWork from homeFlexible hours
- ...A financial data platform is looking for a Backend Engineer to help turn complex, unstructured financial documents into data that powers real client decisions. This role sits at the intersection of LLMs, document parsing, and backend architecture, with the chance to build...Senior
- ...candidate safety. Please be aware that all official communication will only be sent from @Rippling.com addresses.About the roleAs a Senior Software Engineer on the HRIS Transition & Termination team, you will build the systems that power every employee change at Rippling —...SeniorWork at office3 days per week
- Chainlink Labs is seeking a Senior Software Engineer for the CCIP Protocol team. You will design and maintain services that coordinate fast... ..., strengthening reliability and security. You will build backend services powering secure cross-chain message execution, reduce...SeniorRemote job
- ...Backend EngineerFull-time | NYC / Remote | BenefitsDaze is a social calendar with powerful creative tools for scheduling your future and documenting your past with friends.We hope to unlock creativity, foster intimacy, and inspire self reflection by reimagining the format...SeniorRemote work
- ...This is a senior, delivery-focused engagement on a strategic multi-year programme. It suits an engineer who is proactive about building... ...team. This is a chance to join a prestigious finance-focused software consulting firm and help modernise systems at the heart of a global...SeniorFull timeWork at officeLocal areaFlexible hoursShift work
- ...Senior Backend Engineer | FinTech Data Platform We're partnering with an innovative and rapidly... ...platform. You'll play a key role in developing scalable APIs, expanding microservices... ...data warehouses CI/CD, DevOps and software engineering best practices Comfortable...SeniorWork at officeRemote work
- ...this team like it's the most important bet at the company.As a Senior Engineer on AI Platform, you'll own meaningful technical initiatives... ...approaches unlock better outcomesWhat you will need5+ years of software engineering experience with a proven track record of owning and...SeniorWork at office3 days per week
$170k - $210k
...Senior Backend Engineer, Business TechnologyAt Ernesta, our mission is to bring gorgeous, design-focused custom rugs to homes and places... ...deployment reliabilityQualifications Include5+ years of backend software engineering experience with strong proficiency in Node.js and...Senior- Alldus is partnering with a HealthTech startup in Manhattan, NY to recruit a Senior Software Engineer. This role focuses on designing and scaling backend systems for an AI-powered healthcare platform that serves teams across the United States. You will own features end...Senior
- Unknown is building shared backend platforms and services operating at significant scale. We collaborate across engineering, data science, product, design, and business teams, using AI-assisted coding tools and maintaining high engineering standards. Unknown also designs...Senior
$163k - $246.5k
...Backend EngineerAs a Backend Engineer, you'll work on our backend and infrastructure systems to design, build and maintain a fast and... ...for our customers. You'll collaborate with other engineers to develop the APIs, data models and services that power Semgrep's products...SeniorCurrently hiringLocal areaRemote workWeekend work3 days per week- Stripe, Inc. in New York seeks a backend engineer to help build the next generation of payment products at global scale. You will work... ...deliver reliable, secure digital payments. With 2-10+ years of software engineering experience, you will mentor peers, tackle production...Senior
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