Senior Software Engineer, Backend
Devconnectplatform
- Senior Software Engineer, BackendFlex55k–100k USDFull-timeremote· seniorBrazil, Canada, USAtypescriptawsazureListed via Jobicy · posted 1 Oct 2026. The application happens there, not on DevConnect.Apply on Jobicy## DescriptionFlex is building the AI-native private bank for business owners.We’re re-architecting the entire financial system for entrepreneurs—from the first dollar a business earns to how that value compounds, moves, and is ultimately spent in real life. Banking, credit, payments, personal finance, and financial operations—rebuilt from the ground up as a single, intelligent system. Flex is the full financial home for ambitious owners.Since launching publicly in September 2023, Flex has scaled from zero to nine-figure annualized revenue, with a clear path to profitability by late 2026. We move fast, ship relentlessly, and operate with extreme ownership.Our customers are affluent business owners ($3–$200M in revenue)—the backbone of the economy and one of the most underserved segments in finance. They’re stuck with outdated banks and fragmented tools. We’re replacing all of it. The opportunity is massive: a ~$1T+ revenue market hiding in plain sight. Our ambition is to build a $100B+ company by delivering a product that is fundamentally better—not incrementally improved.Flex has raised $100M+ in equity and $300M+ in debt.- Mission-critical problems: We build software that directly controls how money moves at scale.- High bar, low ego: Small teams, exceptional people, real ownership.- Speed over comfort: We prioritize execution, quality, clarity, and results.- Enduring impact: What we’re building will define how a generation of owners runs their businesses.Team & LocationsWe hire exceptional people who want to build hard things and see their work matter immediately. Roles are available in: San Francisco, Miami, New York, and fully remote.Flex Fuels Ambition.The RoleWe are looking for engineers who are excited to be part of our early story and help us build a diverse and vibrant company. As a senior software engineer you will have the opportunity to work across the entire stack with a focus on the back-end. You will have the opportunity to learn and drive the creation of financial products and experiences to help our customers reach their full potential. You should have a strong sense of ownership and enjoy taking projects from inception to release. As an early employee, you’ll be working with a nimble team of committed and talented engineers and having a large, long-term impact on technical design and engineering culture.We are open to candidates from Canada, the United States, and Colombia.What You’ll Do- Ownership over large domains and features related to card processing/issuing, and core ledgering of financial transactions- Play a critical role in the development, design, and maintenance of Flex's platform and services.- Architect well thought-out services and data models that ensure Flex's continued growth- Own problems end-to-end, thinking through everything from api contracts, data, scalability, security, observability, and metrics.- Lead by example and mentor engineers in all aspects of planning, development and testing.- Be a catalyst for driving best-in-class technology frameworks and tooling while staying engaged with the latest technology trends.- Be on call, with the expectation to ability to solve problems and find solutions for the servicing teamWhat You Need- Proficiency in NodeJS+Typescript and server design principles.- An understanding and interest in architectural patterns for highly available, scalable, low-latency, asynchronous systems- Ability to hold yourself and the team to high standards.- Strong communication (written and verbal) and interpersonal skills.- Ability to provide in-depth evaluation of multiple technical directions and determine tradeoffs of each.- Strong propensity to make data-driven decisions on technical architecture and project prioritization.- Exposure to modular monoliths and micro-services along with the benefits and challenges they bring.- Experience with any cloud based provider like Google Cloud, AWS, or Azure.- Four or more years of relevant industry experience with a track record of shipping high-quality products and features at scale.- A strong work ethic and are ready to grind- Have built and shipped a working project or product, ideally something complexCompensationAdditional InformationInterested? We'd love to hear from youAt Flex, we value passion, determination, and honesty. Even if you don't fully match the job specifics, we encourage you to apply. Unusual career paths and unique skills can help you stand out. We believe diversity drives our success. Join us at View email address on click.appcast.io Join UsBuild something generational — Capture the full lifecycle of money for ambitious business owners.Work on real money, real risk — Payments, credit, and banking at serious scale.Solve hard problems — AI, underwriting, compliance, and global finance from first principles.True ownership — Small teams, high trust, real accountability.Founder-level exposure — Direct access to leadership, customers, and investors.High bar, high taste — Move fast without cutting corners.Elite peers — People here are builders, not tourists.Real upside — Meaningful equity if you help build something big.
- J-18808-Ljbffr Devconnectplatform
Vacancy posted 1 day ago
Similar jobs that could be interesting for youBased on the Senior Software Engineer, Backend in Eastern, KY vacancy
- Topgolf International is seeking a Senior Software Engineer to drive the technical direction of backend services in Go and frontend applications in Vue.js that power the guest experience across venues and digital products. You will own architecture and design decisions...Senior
- Collectors, the leading creator of innovative technology for collectors worldwide, is hiring a Senior Software Engineer for Grading Operations in Santa Ana, CA. You will build and operate internal software that runs grading and authentication, spanning back-end services...SeniorWorldwide
$180k - $230k
The Senior Backend Software Engineer will own product work on Sift Agents, which help hardware engineers investigate anomalies and analyze telemetry. The role involves building dependable agent systems and supporting services, from tool interfaces and evaluations to distributed...SeniorFull timeRemote work$218.03k - $256.5k
Senior Software Engineer, Backend (Institutional) Coinbase is hiring a Senior Software Engineer, Backend (Institutional) (Remote - USA). This is an Engineering role listed on the official Coinbase careers site. Key Responsibilities Own backend services that move institutional...SeniorRemote work$112.9k - $188.1k
...foreseeable future will be considered for this position. As a Senior Software Engineer (Software Engineer III) you will be involved in the full... ...scalable and maintainable software solutions Utilize (Frontend/Backend/Full Stack) specialized skills based on specific platform...SeniorFull timeLocal area$110k - $270k
...thosewho take them. What You'll Do As a Backend Engineer, you will design and deliver scalable... ...maximize uptime Requirements 5+ years of software engineering experience shipping... ...A final conversation with our group's Senior Leader. Once all interviews are complete...SeniorWork at officeLocal areaWork from homeFlexible hours$121k - $200k
# Senior Software Engineer - Backend/KotlinUnited States4 hours agoID 2147568Price on request## DetailsEmployment type: Full-timeRemote: YesCompany: FanaticsLevel: Senior## DescriptionAbout Us Fanatics is building a leading global digital sports platform. We ignite the...SeniorFull time- Hydrolix is seeking a Software Engineer to join the backend of our product console. The Console is the user-facing tool for a powerful data platform used by internal and external customers. This is an AI-native team, so experience using AI tools is a must. Experience with...Senior
$186.07k - $218.9k
Senior Software Engineer, Backend - Platform (Core AI Automation) Coinbase is hiring a Senior Software Engineer, Backend - Platform (Core AI Automation) (Remote - USA). This is an AI / ML role listed on the official Coinbase careers site. About this role Remote AI / ML...SeniorRemote work- TechWize is seeking a Senior AI Engineer to design and deploy scalable AI solutions leveraging LLMs... ...AWS (GCP optional). Role emphasizes AI backend development, API design (REST/GraphQL),... ...copilots, and dashboards. 4-8 years in software/AI engineering with 2+ years in LLMs is...Senior
- CrowdStrike Holdings, Inc. is seeking a Sr. Software Engineer for Cloud Detection with a hybrid work model in New York. You will design, build, and scale backend services that orchestrate data, content, and execution logic across CrowdStrike products, enabling real-time...Senior
- Reuters is seeking a Senior Platform Engineer to design and deliver backend services that power AI agent workflows, improve reliability, and drive scalable cloud infrastructure. You will contribute to CI/CD, deployment tooling, and observability, working across cross-functional...Senior
- Knowmadics is seeking a Senior Software Engineer to design and deliver backend and data platform services for high-volume telemetry and analytics workloads. You will build APIs, data pipelines, and distributed workers, aligning with secure, cloud-native deployments for...Senior
- PayPal, Inc. is seeking a Senior Software Engineer - Python in San Jose to build secure, scalable backend services that power authentication and authorization for millions of users on Venmo Identity. You will write clean code, collaborate with experienced engineers, and...Senior
- MicroSignals, Inc. is seeking a senior backend engineer to own the services behind flight search, pricing, and booking. The Kotlin stack handles millions of daily requests across multiple supply systems. You will ship features from idea to production, maintain code health...Senior
- re-zoo-me is seeking an experienced Senior Java Backend Engineer to design, develop, test, and maintain scalable backend systems using Java and Spring Boot. You will build microservices, REST APIs, and event-driven integrations with Kafka, on AWS, collaborating across...Senior
- Apple Inc. in Cupertino, CA seeks a Sr Python Backend Engineer to build scalable back-end services for AI and ML initiatives. You'll design API layers, integrate LLM workflows, and collaborate with data scientists, researchers, and product teams to deliver production-grade...Senior
- CSI seeks a Software Engineer III to design, code, test, and debug scalable backend services using TypeScript/Node.js, while modernizing legacy C++ systems for a secure, high-performance online banking platform. You will lead backend development, define API contracts, and...Senior
$8k
...clearance with polygraph is required. Visionist has an exciting new, fully FUNDED opportunity for a Full-Stack Software Engineer with a focus on the backend on our PRIME contract. You will be joining an exciting mission centered around providing visualization and presentation...Permanent employmentContract workTemporary workFlexible hours- Close is seeking a seasoned software engineer to help rearchitect its core CRM data model and build AI-native features. You will shape how leads, contacts, opportunities, and custom objects relate, enabling flexible customer representations while ensuring fast, scalable...SeniorFlexible hours
- Scribe in San Francisco offers a Senior Backend Engineer position on the Agents Engineering Team. Hybrid work with three days in the SF office. You will own backend projects from documents workflows to new systems, collaborating across product, design, and frontend teams...SeniorWork at office
- Leidos is seeking a Senior Software Developer-SME for a large, 200+ person program supporting sponsor web-based applications... ...of developers, DevOps, security, systems, and data engineers, primarily focusing on backend work with full-stack awareness. The role requires 6-1...Senior3 days per week
$200k - $230k
...Experience: 6+ years of professional software engineering experience with a strong backend focus Core Areas: Python, Django, PostgreSQL, AWS, REST APIs... ...About the Role This opportunity is for a Senior Fullstack Software Engineer to design, build, and scale...SeniorRemote workFlexible hours7Seventy
Eastern, KY1 day ago- ...Job Description Senior Software Engineer Location: Remote, US | Experience: 7+ years You'll build production software end to end, with... ...product features, using AI tooling to move faster, owning backend services in Node.js or Python, working with relational data...SeniorRemote work
Elios, Inc.
Eastern, KY1 day ago $165k - $225k
Software Engineer II, Backend (Decisions Orchestration) mid Remote Remote US Skills Python Kotlin RPC Redis MySQL AWS Github API design Microservices Problem-solving Collaboration Communication Description At affirm, we exist for the moments that matter—giving people a...Work at officeRemote workFlexible hours$125k - $150k
# Software Engineer,Backend: Remote, United States: Oct 6, 2026: Oct 6, 2026## About the roleSpecterOps is searching for a mid-level back-end software engineer to join our Internal and Community Products team. This team develops and maintains internal and open-source projects...Remote workHome officeVisa sponsorshipFlexible hours- FreeWheel, a Comcast company, is seeking a Senior Backend Engineer (Python or PHP) to design and implement scalable backend services in New York. You will build RESTful APIs with Django, contribute to production deployments, and collaborate across teams to meet business...Senior
- XTN-13EC841 | SENIOR BACKEND ENGINEER (PYTHON). KMC Solutions Inc IuVeAI analysis Open-web demand signal for «XTN-13EC841 | SENIOR BACKEND ENGINEER (PYTHON).» at KMC Solutions Inc. Treat as a remote opportunity — draft a proposal from your executor desk. What they need...SeniorRemote work
- ...Advanced experience with full-stack engineering, including 4+ years delivering production... ...applications. Strong knowledge of Python backends using FastAPI or similar frameworks,... ...outcomes proactively and communicate with senior stakeholders. Strong English communication...SeniorWork at officeWork from homeFlexible hours
SoftServe
Eastern, KY1 day ago - Allstate Insurance Company is hiring an engineering leader to head multiple software engineering teams delivering operational claims systems for Allstate... ...delivery across agile squads to build secure, scalable backend services. You will mentor engineers, drive DevOps...SeniorRemote job
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior Software Engineer, Backend. Be the first to apply!
Related searches
- scientific software engineer Eastern, KY
- intel software engineer Eastern, KY
- director software engineering Eastern, KY
- software engineer Eastern, KY
- senior robotics software engineer Eastern, KY
- financial software developer Eastern, KY
- part time software developer remote Eastern, KY
- software engineer remote Eastern, KY
- ngo software engineer Eastern, KY
- software development engineer aws Eastern, KY