Who is MANTL?

MANTL is a fast-growing NYC-based FinTech SaaS company on a mission to build technology that will help America’s financial institutions and their communities thrive. Think Shopify or Squarespace, but purpose-built for community banks and credit unions. We are drastically changing the landscape through modern banking software that empowers banks and credit unions to grow digitally.

Our flagship product, Online Account Opening, has quickly become considered best in class in our industry, showing clear and material performance beyond any of our competitors. Suffice it to say, our customers love MANTL.

Since launching our first product in 2017, we have built several new products, thoughtfully grown the team, and have become a market leader.

Who makes up our team?

People are our most important asset and the number one reason we all love working at MANTL. As a team, we value accountability, transparency and collaboration. We have agile teams, with clear, outcomes-focused goals. 

We're a group of passionate technologists that support an open and transparent culture that helps foster productive and engaging discussions. We want to work with inclusive people who understand the importance of treating their colleagues exceptionally well - people who will gladly go out of their way to help others with things big and small. We are always a work in progress and love hearing feedback from our team.

MANTL was proud to be named as one of Crain's 100 Best Places To Work in 2020.

Lead Full-Stack Engineer

MANTL is seeking a Senior Back-End Engineer to help design and architect and harden our backend systems. This role can be based in our NYC office or remote.

What You'll Do:

  • Work as a senior IC on MANTL’s services team. As a senior engineer you will be tasked with helping in the architecting, designing, implementing, and maintaining of MANTL’s backend.
  • Provide senior technical leadership and contribute to architecture and design decisions both within the services team and across the entire organization
  • Advocate and drive for best practices in testing, logging, microservice architectures, DDD, error handling, and other technical disciplines across MANTL’s ecosystem.
  • Take product features from start to finish, taking high level asks and translating them into concrete designs, tickets, and implementations.

About You:

  • You love writing clean, throughly documented, and well-tested code, with an eye for long term viability and performance.
  • You measure twice and code once when writing features, placing an emphasis on error-handing, logging, and edge cases for every service you write.
  • You enjoy the challenge of breaking down complex product asks into elegant solutions, leveraging microservice architectures, test driven development, domain driven design, and other best practices to build the best system you can.
  • You are comfortable and experienced with system design, and not only have architectural opinions but are comfortable writing, speaking and advocating for them.
  • You approach architectural challenges not with answers but with questions, and from those questions decide upon the best approach, knowing that there is no best solution, only different sets of tradeoffs to be made.
  • You enjoy providing technical guidance, suggestions, and code reviews for your teammates, using your knowledge to raise the bar of their work as well.

Must Haves:

  • 4+ years professional experience writing backend services & APIs
  • Good understanding of computer science fundamentals / data structures / algorithms
  • Well versed with domain driven design
  • Well versed with microservice architectures
  • Well versed in designing distributed systems, specifically systems using messaging systems like Kafka, RabbitMQ, etc
  • Good technical and communication skills —- with the ability to self manage, estimate

Nice to Haves:

  • Experience with Apache Kafka (alternatively NATs, RabbitMQ, ActiveMQ, or similar systems)
  • Experience with NestJS / Spring Boot / Angular 4+, or any other Inversion of Control dependency injection framework)
  • Experience with NodeJS
  • Experience with K8s
  • Experience with Docker
  • Experience with Postgres Databases
  • Fintech experience (especially with core banking middlewares & funding systems, 
  • Experience working in an agile environments environments
  • Experience with Postman
  • Experience with Postico/Datagrip
Our Team’s Tech Stack
  • Apache Kafka (via Confluent)
  • Buildkite
  • Datadog
  • Docker
  • Github
  • Javascript (NodeJS)
  • Kubernetes
  • LogDna
  • NestJS (Node IOC microservice framework)
  • Postgres
  • VictorOps
  • Vault (Hashicorp)
Our Tech at MANTL
  • Datadog
  • Golang
  • Google Cloud Platform
  • GraphQL
  • Javascript (Next.js)
  • Javascript (React.js)
  • JIRA
  • Notion
  • Okta
  • StrongDM

What You'll Like About Us:

Joining MANTL means joining an ambitious and exceptional team that solves complex problems every day. 

More then that, MANTL is a fun place to work, and you'll have the opportunity to work with amazing people in all parts of the business; smart, funny, interesting, and passionate about building the next generation of banking technology.

MANTL offers competitive compensation packages, unlimited vacation, fully covered health insurance, creative and fun team-building events, mental health programs and more. We strive to show we truly care about our employees happiness and engagement.

Apply for this Job

* Required
  


U.S. Equal Opportunity Employment Information (Completion is voluntary)

Individuals seeking employment at MANTL are considered without regards to race, color, religion, national origin, age, sex, marital status, ancestry, physical or mental disability, veteran status, gender identity, or sexual orientation. You are being given the opportunity to provide the following information in order to help us comply with federal and state Equal Employment Opportunity/Affirmative Action record keeping, reporting, and other legal requirements.

Completion of the form is entirely voluntary. Whatever your decision, it will not be considered in the hiring process or thereafter. Any information that you do provide will be recorded and maintained in a confidential file.

Race & Ethnicity Definitions

If you believe you belong to any of the categories of protected veterans listed below, please indicate by making the appropriate selection. As a government contractor subject to Vietnam Era Veterans Readjustment Assistance Act (VEVRAA), we request this information in order to measure the effectiveness of the outreach and positive recruitment efforts we undertake pursuant to VEVRAA. Classification of protected categories is as follows:

A "disabled veteran" is one of the following: a veteran of the U.S. military, ground, naval or air service who is entitled to compensation (or who but for the receipt of military retired pay would be entitled to compensation) under laws administered by the Secretary of Veterans Affairs; or a person who was discharged or released from active duty because of a service-connected disability.

A "recently separated veteran" means any veteran during the three-year period beginning on the date of such veteran's discharge or release from active duty in the U.S. military, ground, naval, or air service.

An "active duty wartime or campaign badge veteran" means a veteran who served on active duty in the U.S. military, ground, naval or air service during a war, or in a campaign or expedition for which a campaign badge has been authorized under the laws administered by the Department of Defense.

An "Armed forces service medal veteran" means a veteran who, while serving on active duty in the U.S. military, ground, naval or air service, participated in a United States military operation for which an Armed Forces service medal was awarded pursuant to Executive Order 12985.


Form CC-305

OMB Control Number 1250-0005

Expires 05/31/2023

Voluntary Self-Identification of Disability

Why are you being asked to complete this form?

We are a federal contractor or subcontractor required by law to provide equal employment opportunity to qualified people with disabilities. We are also required to measure our progress toward having at least 7% of our workforce be individuals with disabilities. To do this, we must ask applicants and employees if they have a disability or have ever had a disability. Because a person may become disabled at any time, we ask all of our employees to update their information at least every five years.

Identifying yourself as an individual with a disability is voluntary, and we hope that you will choose to do so. Your answer will be maintained confidentially and not be seen by selecting officials or anyone else involved in making personnel decisions. Completing the form will not negatively impact you in any way, regardless of whether you have self-identified in the past. For more information about this form or the equal employment obligations of federal contractors under Section 503 of the Rehabilitation Act, visit the U.S. Department of Labor’s Office of Federal Contract Compliance Programs (OFCCP) website at www.dol.gov/ofccp.

How do you know if you have a disability?

You are considered to have a disability if you have a physical or mental impairment or medical condition that substantially limits a major life activity, or if you have a history or record of such an impairment or medical condition.

Disabilities include, but are not limited to:

  • Autism
  • Autoimmune disorder, for example, lupus, fibromyalgia, rheumatoid arthritis, or HIV/AIDS
  • Blind or low vision
  • Cancer
  • Cardiovascular or heart disease
  • Celiac disease
  • Cerebral palsy
  • Deaf or hard of hearing
  • Depression or anxiety
  • Diabetes
  • Epilepsy
  • Gastrointestinal disorders, for example, Crohn's Disease, or irritable bowel syndrome
  • Intellectual disability
  • Missing limbs or partially missing limbs
  • Nervous system condition for example, migraine headaches, Parkinson’s disease, or Multiple sclerosis (MS)
  • Psychiatric condition, for example, bipolar disorder, schizophrenia, PTSD, or major depression

1Section 503 of the Rehabilitation Act of 1973, as amended. For more information about this form or the equal employment obligations of Federal contractors, visit the U.S. Department of Labor's Office of Federal Contract Compliance Programs (OFCCP) website at www.dol.gov/ofccp.

PUBLIC BURDEN STATEMENT: According to the Paperwork Reduction Act of 1995 no persons are required to respond to a collection of information unless such collection displays a valid OMB control number. This survey should take about 5 minutes to complete.