Senior Back-End Developer
Varsity Brands
Role Description This role requires a proactive individual capable of working independently and collaboratively to design, build, and maintain modern, accessible user interfaces for Varsity Spirit’s Yearbook Technology platform, delivering high-quality back-end solutions for complex business needs. What You Will Do: Designs, develops, and maintains backend services using Java and related frameworks (Spring Boot, Hibernate, etc.) Builds and optimizes RESTful APIs and microservices architectures Works with AWS services including Lambda, EC2, S3, RDS, and SNS/SQS Implements containerization solutions using Docker and Kubernetes on AWS ECS/EKS Designs and optimizes database schemas and query performance Collaborates with frontend engineers to integrate user-facing elements with server-side logic Implements robust error handling, monitoring, and logging systems Participates in code reviews and mentors junior engineers Troubleshoots production issues and implements fixes Continuously improves our development processes and infrastructure Qualifications Bachelor’s degree in computer science, Information Technology, or related field (or equivalent experience) Minimum of 8 years of professional software development experience Strong proficiency in Java and related frameworks (Spring Boot, Spring Cloud) Deep understanding of RESTful API design principles Extensive experience with AWS services (Lambda, EC2, S3, DynamoDB, RDS) Experience with infrastructure as code using CloudFormation, Terraform, or CDK Knowledge of containerization technologies (Docker, Kubernetes) Experience with CI/CD pipelines (Jenkins, GitHub Actions, AWS CodePipeline) Strong understanding of database design and SQL/NoSQL technologies Familiarity with serverless architecture Excellent problem-solving skills and attention to detail Ability to work independently and as part of a collaborative team Experience with Agile/Scrum development methodologies Experience with front-end development technologies, including Angular (preferred) Requirements Contribution to open-source projects Experience with performance tuning and optimization Benefits Comprehensive Health Care Benefits HSA Employer Contribution/ FSA Opportunities Wellbeing Program 401(k) plan with company matching Company paid Life, AD
- ...attractive risk adjusted yield across chains. The company is growing its valued engineering team and we are looking for a skilled Senior Web3 Back End Engineer (fully remote role). Tasks We are seeking for a seasoned backend engineer with sharp web3 expertise. You will help...SeniorRemote jobContract workShift work
- ...Role Description We’re seeking a Senior Backend Engineer with a passion for systems... ...you’ll architect and implement features end-to-end across our backend services and infrastructure... ...get them done. And feel the impact. Develop Operational Expertise: learn the inner...SeniorFull timeWork at office
Tennr
New York, NY12 hours ago $182.8k - $247.3k
Our mission at Duolingo is to develop the best education in the world and make it universally... ...a learner's real language proficiency back to them. As the backend engineer on this... ...Duolingo employees always use an email that ends in @duolingo.com or @recruiting.duolingo....SeniorFull timeWork experience placement- ...are a Series A-stage company backed by Sequoia, Circle, and other... ...role We are looking for a Senior Backend Engineer to own the core... .... Own key systems end to end, from data models and APIs... ...tools and automation that improve developer productivity and system reliability...SeniorFull timeWorldwide
Fin
New York, NY12 hours ago - ...powered software, payer contracting, and full back-office infrastructure. Our goal is simple... ...decisions, and ship. Role: Senior Backend Software Engineer We're a tiny... ...Experience with LLM workflows, agents, evals, or developer tooling Experience modeling complex...SeniorFull timeWork at office
Alpaca Health
New York, NY12 hours ago - ...About the Role We're looking for a Senior Full Stack Engineer to help build the AI... ...APIs that power our AI-driven products Develop end-to-end features across AI agent interfaces... ...— agents, orchestration, or LLM-backed systems ~ Proven track record in startup...SeniorFull timeSummer workWork at officeRemote work
Proxima
New York, NY12 hours ago - ...and will need support to drive adoption across the organization before pivoting to sell it more broadly in the future. As a Senior Back-End Developer, your primary responsibility will be to design, develop, and maintain robust and high-performing back-end systems that...SeniorRemote work
Revive Media Services
New York, NY3 days ago $160k - $210k
Noise is building a new kind of media platform; our goal is to combine data from across the internet with market driven insights to present a uniquely valuable view of the world at a time of peak uncertainty. We're a team of 10 based in SoHo, New York. Open to remote...SeniorFull timeRemote workNoise Labs
New York, NY12 hours ago$250k - $350k
Why Auctor Auctor is building the AI layer for professional services and software implementation. Think of us as the brain behind the best solution engineers, forward-deployed engineers, and onboarding teams— automating the documentation, the discovery, and the decision...SeniorFull timeAuctor
New York, NY12 hours ago$193.4k - $290k
...Why Harvey At Harvey, we’re transforming how legal and professional services operate — not incrementally, but end-to-end. By combining frontier agentic AI, an enterprise-grade platform, and deep domain expertise, we’re reshaping how critical knowledge work gets done for...SeniorFull timeRelocation packageHarvey
New York, NY12 hours ago- ...2 education with AI-driven solutions. We develop software to improve math education, tackle... ..., etc.). About the Role We're seeking a Senior Backend Engineer to join our team and help... ...accept AI suggestions and when to push back You're comfortable with ambiguity and can...Senior
Edia Learning, Inc.
New York, NY4 days ago $120k - $260k
...internet scale. N1 is comprised of a team spanning backgrounds from Harvard, CMU, DFINITY, VMWare, Galaxy Digital, and more, and is backed by top-tier institutions like Founders Fund, Kraken Ventures, SALT, Amber Group, and more. Position Overview: As a key...SeniorFull timeWork experience placementN1
New York, NY12 hours ago$170k - $200k
Courier Health is on a mission to solve one of the biggest and most meaningful opportunities in healthcare: reinvent how people living with chronic and rare diseases are supported . We are building the future of patient engagement for life sciences companies. Our ...SeniorFull timeWork at officeFlexible hoursCourier Health
New York, NY12 hours ago- Role Description We are seeking a Senior Backend Developer focused on high-throughput platform development to design, build, and operate the foundational platforms and shared services that other engineering teams rely on to deliver their products. This role focuses on...SeniorImmediate start
Bright Vision Technologies
New York, NY2 days ago - ...the future of AI in healthcare! ----------------------------------------------------- About The Role We're looking for a Senior Backend Engineer to help define the future of AI-powered, human-led healthcare. You'll sit on our Platform & Integrations team, owning...SeniorFull timeRemote work
Counsel Health
New York, NY12 hours ago - ...in total funding from a16z and Conviction , with additional backing from Y Combinator (S23) and the founders of Dropbox, Zoom, Zapier... ...mission-critical processes, we’d love to meet you. As a Senior Backend Engineer, you will: Own systems that automate repetitive...SeniorFull timeRelocationFlexible hours
Sola
New York, NY12 hours ago $185k
...a week (Tuesday, Wednesday, Thursday).* Fubo is looking for a Senior Backend Software Engineer to join our product development team.... ...take pride in optimizing user journeys, owning system performance end-to-end, and operating within a complex distributed microservices...SeniorFull timeWork at officeFubo
New York, NY12 hours ago$139.6k - $200k
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New York, NY12 hours ago- Role Description We are looking for a Senior Backend Developer to join our rapidly growing team. This is an amazing opportunity to join Sumsub and make an immediate and real impact on the future of our product. Our Stack: ~Main language: Java 17 ~Java Framework:...SeniorImmediate startRemote workWorldwide
Sumsub
New York, NY2 days ago - ...in the next few years. We're dedicated to empowering this transformation by building the tools and experiences that thousands of developers use to create their own products. Plaid powers the tools millions of people rely on to live a healthier financial life. We work with...SeniorFull timeWork experience placementLocal area
Plaid
New York, NY12 hours ago $172k - $212k
...services and integrations that power our products, such as Payment, Billing, Identity, partner integration, etc. You’ll be designing, developing, testing, and scaling systems needed to deliver great user and partner experiences. You’ll work closely with your product,...SeniorFull timeLocal areaRemote workRelocation packageFlexible hours2 days per week3 days per weekFlex
New York, NY12 hours ago- ...job openings! ABOUT THE ROLE: We are looking to add a Senior Software Engineer as we grow our young, highly motivated Platform... ...Postgres, Redis \n RESPONSIBILITIES: Own the platform backing our product - including: streaming data ingestion, automation,...SeniorFull timeWork at officeFlexible hours
Regal.io
New York, NY12 hours ago $159k - $259.7k
...190 countries. What You'll Do As a Senior iOS Engineer at Calm, you’ll build and improve... .... In this role, you will: Develop new features to enhance user experience,... ...base pay range represents the low and high end of Calm’s salary range for this position....SeniorFull timeLocal areaFlexible hoursCalm
New York, NY12 hours ago- ...distribution, insurance, hospitality, and more. With over $75M in backing from world-class investors, we're on a mission to make field... ...across recording, integrations, AI agents, and more! Own the end-to-end development of key features, from architectural decisions...SeniorFull timeWork at office3 days per week
Siro
New York, NY12 hours ago $166.6k - $208.3k
...product not only meets but anticipates the needs of our customers. Our product engineering group is growing and we’re looking to hire senior backend engineers . We’re a team of pragmatic, product-minded engineers motivated by the desire to create lovable products that...SeniorRemote workVisa sponsorshipMercury
New York, NY12 hours ago- ...world. Human connection is lost. Posh is a beacon guiding us back. Posh enables anyone to build an IRL community based on shared... ...0M in transactions. About the Role We’re looking for a Senior Backend Engineer to join our newly formed AI R&D pod—a small,...SeniorFull timeWork at officeLocal area
Posh
New York, NY12 hours ago - ...A technology company in the United States seeks a Senior Backend Engineer (PHP) to support a critical payments platform. You will work with backend systems, contribute to migrations to Rust, and troubleshoot production issues. Ideal candidates should have extensive experience...SeniorRemote work
South Geeks
New York, NY4 days ago $150k - $300k
$150,000-$300,000 per annum New York, United States Permanent Senior Backend Engineer – New York My client is a well funded early stage startup building a high scale social platform from the ground up. They are focused on building persistent...SeniorPermanent employmentPart timeApollo Solutions
New York, NY16 hours ago- ...Description As a Senior Back-End engineer at Bask you will work directly with the CEO and CTO to build and design the software infrastructure that will serve as the backbone of telehealth. Our serverless platform is built using Next.js & SST for a powerful multi...SeniorFull time
Bask Health
New York, NY12 hours ago $3,500 - $4,500 per month
Role Description As a Senior Python Backend Developer at Ascend, you'll lead development of our Python-based web applications using Django and FastAPI... ...and ORM frameworks ~Solid understanding of front-end technologies ~Advanced Git skills and collaborative workflows...SeniorRemote workFlyFlat
New York, NY2 days ago
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