Senior Back-End Developer
Tekfortune
Tekfortune is a fast-growing consulting firm specialized in permanent contract & project-based staffing services for worlds leading organizations in a broad range of this quickly changing economic landscape virtual recruiting and remote work are critical for the future of work. To support the active project demands and skills gaps our staffing experts can help you find the best job for you.
Role: Senior Back-End DeveloperLocation: New York NY
Duration: 12 months
Required Skills: Back-End Developer
Job Description:
As a Senior Back-End Developer you will be instrumental in designing developing and maintaining the back end of complex microservices architecture. Your expertise in Java Microservice development will play a pivotal role in ensuring the scalability performance and robustness of the next generation loans processing application.
Day to Day Responsibilities- New build will have a combination of general engineering and distributed ledger/blockchain work
- Java APIs microservices are required
- Blockchain/smart contract experience is highly preferred
- Front end development experience is a plus
- Experience utilizing AI tools for code assistance (Windsurf) is highly preferred
Job Responsibilities:
- Collaborate closely with cross-functional team including product owner business analysts scrum masters front-end and back-end developers
- Design develop and implement microservices using Java Spring Boot ensuring code is modular testable and re-usable
- Design develop and implement responsive and intuitive user interfaces using Angular and TypeScript/Java ensuring an exceptional user experience
- Ensure seamless integration and communication between front-end and back-end components
- Create RESTFul APIs (gRPC) to enable smooth communication between microservices and external systems
- Conduct regular code reviews unit testing CI and maintain high code quality and reliability
- Develop and present high-level design proposals renderings and presentations to stakeholders.
- Provide input & decisioning manage & reduce blockers & ensure continuous flow or work helping pod owners refine & reprioritize pod backlogs.
- Foster a culture of collaboration actively participating in team brainstorming sessions and sharing knowledge across pods.
- Support team members in navigating challenges resolving conflicts and ensuring alignment with the projects overall vision.
Qualifications:
- Strong expertise in Core/Advanced Java and J2EE
- Experience in developing and deploying microservices architectures using Spring Boot Spring Batch Spring Data or similar frameworks
- Knowledge of JIRA Junit and Apache Kafka are preferred
- In-depth knowledge of REST API principles protocol
- Solid grasp of Git CI/CD Agile principles
Required Experience:
Senior IC
]]><- ...Senior Back-End Developer This role involves designing and supporting scalable, secure, and resilient platforms for critical business applications. The position is based in New York, NY, and requires onsite presence. It is a contract role with opportunities to work...SeniorContract work
$165 per hour
...covert that into a something beautiful, 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 daily code deploys while working on individual or team projectsYou will convert...Senior- Immigration runs on data scattered across a dozen government systems and nearly impossible to navigate alone. Lawfully turns it into clarity . We bring that data into a clean, live case timeline that millions of immigrants — and the law firms serving them — depend...SeniorFull time
$150k - $250k
$150,000-$250,000 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, high performance...SeniorPermanent employment$160k - $240k
...and financial solutions for healthcare providers across the U.S. Backed by experienced founders and leading investors, the company is... ...powering fintech and SaaS products for healthcare customers Develop scalable APIs and database schemas for new product features...SeniorFull timeWork at officeRemote work$250k
...launching perpetual futures and we're looking for Senior Backend Engineers to own the core systems... ...improvements to latency and throughput backed by benchmarks and production-grade... ...exchange in production.Own production incidents end-to-end. Debug latency and correctness...Senior$250k
...ubiquitous beacon of truth in global media and we need your help adding fuel to the fire.About the RolePolymarket is looking for a Senior Backend Engineer to build and scale the payments infrastructure that powers deposits, withdrawals, and money movement across the platform...Senior$250k
...market resolution runs through the systems this team owns. As a Senior Backend Engineer on the Services team, you'll be working directly... ...and debugging high-throughput, low-latency systems on Linux end-to-end, from design through to production operation.Strong instincts...Senior$250k
...Polymarket’s consumer product at scale.Build real-time infrastructure: Develop gRPC/Connect services and real-time streaming systems (e.g.,... ...) alongside event and notification infrastructure.Ship end-user features: Partner directly with frontend, mobile, and product...Senior- ...Senior Backend Engineer Novella is building AI to protect the largest, most complicated assets in the world. Whether it's a rocket... ...role as the company grows. The Day to Day Design and develop AI driven application on modern technology stack. Research and...Senior
$165k - $225k
...on AI that matters, in a sector where correctness, trust, and real-world impact count, Kalepa is just getting started. Kalepa is backed by leading investors such as IA Ventures and Inspired Capital, and our team brings experience from Facebook, Palantir, Google,...SeniorWork at officeRemote work- ...our business moat. Requirements: ~ Proficiency in Node.JS. ~10 years of software engineering experience. ~4 years of developer experience. ~2+ years of backend experience. ~2+ years of experience with Typescript & JavaScript. ~ Experience with cloud...SeniorWork at officeFlexible hours3 days per week
$173.48k - $213.96k
...leveraging AI tooling within modern software engineering workflows#LI-KN1#LI-HybridThe base salary range represents the low and high end of the anticipated salary range for this position based at our New York City headquarters. The actual base salary offered for this position...SeniorLocal area- .... Our AI agents don't just answer calls-they complete workflows end-to-end, ensuring patients never go unheard. To date, we've handled... ...Virtual): Backend systems and architecture with the CTO and a senior engineer. Onsite Team Day (Half Day, NYC): Collaborate on...Senior
- ...Ellipsis Labs is a profitable, venture-backed New York-based startup building sustainable... ...to Solana. Building on our experience developing efficient markets, Ellipsis Labs also operates... ...markets. Ellipsis Labs is seeking a Senior Backend Engineer to join our team. As an...Senior
- ...Senior Backend Engineer Bevel is an AI Health Companion that helps people make smarter decisions about their health every day. Our app brings together data across sleep, recovery, activity, nutrition, and more, and turns it into real-time, personalized guidance. Whether...SeniorWork at office
- The Role Raydar is recruiting for this role on behalf of our client. Own significant backend initiatives from initial scoping through production release, partnering with technical leadership and non-technical colleagues. You will make design decisions for backend infrastructure...SeniorFull timeWork at office3 days per week
- ...core services behind Transit's exchange orderbook: the matching engine, pricing rules, order APIs, onchain settlement. Own systems end to end, from design through deployment, monitoring, and the on-call reality of moving real money. Build rate-aware pricing and...SeniorContract work
$180k - $270k
...Senior Backend Engineer We are building the AI agent platform that automates financial analysis, reporting, and data workflows for... ...uptime. Ship backend services that enable AI agents to complete end-to-end analysis and reporting workflows 10x faster than manual...SeniorWork at officeImmediate start$200k - $275k
...Senior Backend Engineer Title of Role: Senior Backend Engineer Location: New York,... ...onsite Company Stage of Funding: Venture-Backed — Consumer Office Type: Onsite... ...FastAPI to support a growing user base. Develop and maintain robust databases with PostgreSQL...SeniorWork at office- ...Job Title Responsibilities Develop production-grade software that is modular, reusable, scalable, and highly functioning... ...Introduce engineering process improvements and tools (depending on seniority level) Mentoring/pair programming/leadership (depending on seniority...Senior
- ...services that automated agents can use safely, building validation pipelines and recommending where agents can act on their own. Take end-to-end ownership of core components, from data intake pipelines to external APIs and internal operator tooling. Share an on-call...SeniorFull timeWork at office
$190k - $235k
...the most powerful job search experience in the world. As a senior backend engineer, you’ll be responsible for leading engineering... ...technical direction of backend systems while working with the team to develop best practices along the way.B uild and maintain core...Senior- ...This is an opportunity to help build core infrastructure for the next generation of financial markets. About the Role As a Senior Rust Backend Engineer, you will work across the platform with a high-performing engineering team. You’ll design, architect, and build...SeniorFull time
- ...as a category. We created it. We are backed by Andreessen Horowitz (a16z) and other world... ...is allowed. You own how agents and developers connect to us, and the backend that keeps... ...speed of execution and on owning our work end to end. This is a full-time hybrid role:...SeniorFull timeWork at officeRemote work3 days per week
- ...an entrepreneurial engineer who is looking to be a critical part of a growing team? Join us! Our team is in the early stages of developing our product and we're looking for experienced engineers who are able to wear many hats - in addition to writing quality code....SeniorFull timeWork at officeRemote work
- ...Senior Backend Engineer at MoneyLion MoneyLion is a leader in financial technology... ...finance to their business, with advanced AI-backed data and tools through our platform and... ...4+ years of experience building and developing software would be preferred. Experienced...Senior
$150k - $250k
...and regulatory constraints so they can practice, fail safely, and improve through reinforcement learning and targeted fine-tuning. Backed by Decibel Ventures, Acrew Capital, and leading angels, our platform already boosts production agents in fintech, manufacturing, and...Senior- ...excited by the intersection of AI infrastructure, financial systems, and backend engineering Have experience owning backend projects end-to-end — from architecture through to production Are strong in Python and TypeScript Have worked with PostgreSQL and care about...SeniorSummer workWork at officeImmediate start
$155k - $225k
...Senior Backend Engineer New York City (Hybrid, 3 days per week in office) | $155,000... ...The Company They are a venture-backed technology company with more than 200 employees... ...backend services using Python Design and develop APIs that power key platform...SeniorWork at office3 days per week
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior Back-End Developer. Be the first to apply!
- java developer backend New York, NY
- backend software engineer New York, NY
- remote back end developer New York, NY
- lead backend developer New York, NY
- back-end developer New York, NY
- senior backend developer New York, NY
- backend python developer New York, NY
- senior business development New York, NY
- senior research specialist New York, NY
- american senior communities New York, NY




