Back End Engineer
F2OnSite
Back End Engineer
Likely mid-to-late-august, flexible for earlier
Temp to hire, 1 year contract then perm.
Laptop will be provided
BG check
12-month contract, then perm.
API Development: Design, develop, and maintain scalable backend APIs using Python and FastAPI (Django experience is a plus).
- Platform Enhancements: Build and improve core platform features that serve Sigma's enterprise customers and design partners.
- Systems Integration: Work with engineering leads to integrate APIs with external systems (e.g., cloud infrastructure, server configurations, IT automation tools).
- Ad Hoc Engineering Tasks: Jump in on short-turnaround items, fix urgent bugs, or test new ideas based on leadership input or customer feedback.
- Collaborate Cross-Functionally: Join calls with PMs and clients to gather technical requirements and translate them into implementation plans.
- DevOps Collaboration (Bonus): Support deployment automation and infrastructure as code using tools like Terraform, Kubernetes, and Ansible, if experienced.
- Code Reviews & Testing: Write clean, well-documented code and participate in peer reviews. Build unit/integration tests as needed.
- Flexible Hours: Be available for weekend or after-hours work as needed in startup-critical moments.
- Startup Mentality: Contribute wherever needed – this is a hands-on role in a fast-paced, early-stage environment.
Strong Python experience
Strong FastAPI experience
- API Focus:
- Heavy involvement in platform APIs
- Must be comfortable integrating with external systems and working with infrastructure-focused users (IT, cloud, systems engineers)
Self Motivated, energetic, and willing to work in a start up environment
Experience in Django (the company they acquired, Cloud Truth was developed in Django)
- Highly motivated and entrepreneurial
- Willing to work weekends/overtime if needed
- Comfortable with ad hoc requests and multitasking
- Not expected to be a team lead, but must thrive in a startup environment with minimal structure
- Capable of participating in customer calls
- Able to extract use cases from design partners and translate into product requirements
- Should be interested in the long-term upside of working at an early-stage, equity-based company
- Ansible
- Terraform
- Kubernetes (required)
No requirements here
Fully Remote - can sit anywhere in the US
Hungry and Driven:
- Highly motivated and entrepreneurial
- Willing to work weekends/overtime if needed
Adaptable and Versatile:
- Comfortable with ad hoc requests and multitasking
- Not expected to be a team lead, but must thrive in a startup environment with minimal structure
Social Intelligence:
- Capable of participating in customer calls
- Able to extract use cases from design partners and translate into product requirements
Equity-Incentivized:
- Should be interested in the long-term upside of working at an early-stage, equity-based company
- ...Senior Backend Engineer We are looking for a Senior Backend Engineer to join a design systems team inside the client's Design Platform department. As a Senior Backend Engineer, you will contribute your technical know-how to push client's current backend standards to...Suggested
- ...sponsor an employment Visa. What You’ll Be Doing (We don’t love the bullet points, but we love the work!) As the Back End Software Engineer you'll be part of a team, helping to evolve and sustain a mission-focused software suite, working across backend services...SuggestedFull timeVisa sponsorshipWork visa
$200k - $300k
Our client, a growing venture-backed Healthcare startup, is hiring a Backend Engineer to join their team in New York. The successful candidate will play a critical... ...cloud infrastructure. ~Build and deliver features end-to-end across the platform. ~Architect secure,...SuggestedFull time- ...the opportunity to grow, learn, and contribute to projects that shape the future of government technology. We are hiring a Back End Engineer to help manage, expand and oversee our rapidly growing portfolio of federal contracts. This position is contingent upon contract...SuggestedFull timeContract workRemote work
$170k - $300k
What’s the role?As a Back End Engineer at Bilt, you’ll join a renowned team that is transforming the future of renting. You will be responsible for designing, implementing, and documenting the back-end services for the Bilt mobile app and website while coaching and mentoring...Suggested- ...making them faster, easier, and less stressful through our trusted technology platform. We are looking for a talented Back-End Software Engineer to join our on-site engineering team in Miami. This is a hands-on software engineering role focused on building production...Work at officeFlexible hours
- New York, New YorkHybridDirect Hire$120k - $160kAn investment platform is looking for a Back End Engineer to join their team in NYC. They pride themselves on delivering the cutting edge of investment technology on an all-inclusive platform. You would use NodeJS to work...Remote work
$100k - $135k
...Senior Back End Engineer Oddball believes that the best products are built when companies understand and value the things they are working on. We value learning and growth and the ability to make a big impact at a small company. We believe that we can make big changes...Contract workRemote workFlexible hours- Role Description The Federal - Senior Backend Engineer will be joining one of our world-class software engineering teams, and will be a key contributor to both user-facing product launches as well as platform enhancements and stability. This job description covers roles...Full timeRemote workFlexible hours
- ...requirements definition, and design process for new features • Provide consistent communication regarding status to both the Engineering and Business teams Skills and Competencies/Education: • Expertise with NodeJS, CosmosDB • Experience with Azure...
$100k - $120k
Overview We’re seeking a Back-End Oriented Software Engineer to join our engineering team in Miami. This role is focused on building and maintaining the core systems that power our platform, including telephony and real-time communication features with Twilio . You’ll work...- ...About the Role We are seeking a talented and enthusiastic SDE1 Back-End Engineer to lead the development of our next-generation Practice Management platform. This position will focus on designing and implementing architectural solutions for modernizing our platform...Full timePrivate practiceWork from home
- ...Back End Engineer Hi! We are Ravelin! We're a fraud detection company using advanced machine learning and network analysis technology to solve big problems. Our goal is to make online transactions safer and help our clients feel confident serving their customers. And...Work experience placementRemote workFlexible hoursNight shift
- ...Back End Developer - Ruby Stack Are you an experienced Ruby developer with a passion for building and maintaining innovative applications... ...for our team. Codekeeper is looking for a talented Back End Engineer with expertise in the Ruby stack. Join us and play a key role...Work at officeRemote work
- ...Job Title: Back End Engineer Location: Malvern, PA Duration:6 Months Experience Required: 10 & Above ROLE_DESCRIPTION - API in Lambda, Python, databases using Aurora, Dynamo DB, Liquidbase. Must Have Technical/Functional Skills API in Lambda...
- ...Request ID: 102778-1 Title: Back End Engineer Locations : Malvern, PA Duration: 6 Months Pay Range: $55 - $60/Hour on W2/C2C (All inclusive) Introduction We are seeking a highly skilled individual to join our team as a Back End Engineer. This role...Work experience placementImmediate start
- ...To lead the technical direction of public API development, the full-time Senior Back-End Engineer will manage the architecture of provider search, ranking, and copay lookup systems while mentoring engineers and driving execution in a fully remote environment. Key responsibilities...Full timeRemote work
- Senior Vice President, Back-end Software EngineerAt BNY, our culture allows us to run our company better and enables employees’ growth... ...member for the role of Senior Vice President, Back-end Software Engineer to join our technology team. This role is located in Lake Mary,...Work experience placementWorldwideFlexible hours
- ...Sr. Backend Software Engineer | Python, Django, AWS | Data Platforms and Reliability Full-Time | Onsite (Laguna Hills, CA) | Dog-friendly... ...work close to core architecture decisions, own meaningful areas end-to-end, and help set the technical bar across backend...Full timeWork at office
$229.25k - $253k
The Bank of New York Mellon seeks Senior Vice President, Back-End Engineer in New York, NY, to consult with internal business groups to provide high-level application software development services or technical support for backed features and components. Scale the backend...Temporary workRemote workFlexible hours- ...Our software engineers at Epistemix show a clear passion for quality and love to bring software to life. You are energized by the idea... ...the world a better place. Responsibilities As a Senior Back-End Software Engineer, you will be at the forefront of our product...Remote jobFull timeWork experience placementVisa sponsorshipWork visaFlexible hours
- ...Sr. Backend Software Engineer (Python, Django, AWS) | Data Platforms | Reliability | Integrations... ...Improve one critical data workflow end-to-end (performance, throughput, cost... ...and more) ~ Community service and giving-back initiatives ~ Local team and family-friendly...Full timeWork at officeLocal area
$164k - $282k
...this challenge, we are looking for an experienced and passionate engineer who can design and build large-scale, multi-tiered, distributed... .... Excellent communication skills to shepherd communication with end users, technical & business teams to collect requirements, describe...Temporary workFlexible hours- DescriptionWe are looking for a Back End Developer to join a collaborative technology team in Wheeling, Illinois. This role focuses on building and maintaining reliable server-side solutions that support business applications and improve overall system performance. The...
- ...Backend Engineer We're developing powerful conversational AI solutions that solve real-world business challenges. As a Backend Engineer... ...and qualify leads, automate routine customer service, and allow end-users to self-serve. Our platform is integrable with backend...
$500,000 per unit
...We're looking for a Software Engineer with deep expertise in backend to help develop the next... ...for Private Equity funds. We're YC-backed, just raised a significant Seed round, and... ...Build new product features and experiences end-to-end, everything from database models to...Full time- ...Senior Back-End Engineer Location: Denver, CO or NYC (On-site) Workplace Type: On-site GC and USC Overview We're looking for a talented and dedicated Senior Back-End Developer focused on low-latency, real-time application development...Work experience placement
- DescriptionWe are looking for a Back End Developer to support the design, development, and maintenance of reliable software solutions for a manufacturing environment in Overland Park, Kansas. This role focuses on building scalable application logic, improving system performance...
- DescriptionWe are looking for a Back End Developer to support digital design workflows in Libertyville, Illinois. This position focuses on building custom software solutions and automation tools that improve how teams work with Autodesk platforms and related applications...
- ...Senior Back-End Engineer Payall Payment Systems is a dynamic and rapidly growing fintech startup focused on revolutionizing cross-border payments. Our mission is to provide seamless, secure, and innovative payment solutions for businesses worldwide. As we continue to...Remote workWorldwide
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Back End Engineer. Be the first to apply!
- java developer backend United States
- backend python developer United States
- senior backend developer United States
- remote back end developer United States
- back-end developer United States
- backend .net developer United States
- backend software engineer United States
- junior backend developer United States
- lead backend developer United States
- entry level back-end developer United States




