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David
Chen
Senior
Software
Engineer
david
.
chen
@
email
.
com
+1 (415) 555-0198
San
Francisco
,
CA
linkedin
.
com
/
in
/
davidchen
·
github
.
com
/
davidchen
SKILLS
Languages
TypeScript
Python
Go
Java
SQL
Frameworks
&
Libraries
React
Next
.
js
Node
.
js
Express
GraphQL
Django
PyTorch
Tools
&
Platforms
AWS
Docker
Kubernetes
Terraform
GitHub
Actions
PostgreSQL
Redis
Practices
CI
/
CD
TDD
Agile
Microservices
System
Design
EDUCATION
University
of
California
,
Berkeley
B
.
S
.
Computer
Science
,
Minor
in
Mathematics
2015 — 2019 ·
GPA
3.8
Stanford
University
M
.
S
.
Artificial
Intelligence
(
Part
-
Time
)
2021 — 2023
LANGUAGES
English
(
Native
)
Mandarin
(
Native
)
Japanese
(
Intermediate
)
CERTIFICATIONS
AWS
Solutions
Architect
–
Associate
· 2022
Google
Cloud
Professional
Data
Engineer
· 2023
Software
engineer
with
6+
years
building
distributed
systems
and
full
-
stack
applications
at
scale
.
Passionate
about
developer
tooling
,
cloud
infrastructure
,
and
creating
products
that
make
teams
more
productive
.
Led
teams
of
3–8
engineers
across
two
high
-
growth
startups
.
EXPERIENCE
Vanta
Inc
.
Senior
Software
Engineer
—
Platform
Team
Jan
2023 –
Present
San
Francisco
,
CA
Ripple
(
Ripple
Labs
)
Software
Engineer
—
Backend
&
Infrastructure
Jun
2020 –
Dec
2022
San
Francisco
,
CA
Redwood
(
Series
A
Startup
)
Software
Engineer
—
Full
Stack
Sep
2019 –
May
2020
Oakland
,
CA
U
.
C
.
Berkeley
—
EECS
Department
Undergraduate
Research
Assistant
Jun
2018 –
May
2019
Berkeley
,
CA
PROJECTS
Designed
and
implemented
a
multi
-
tenant
authorization
service
in
Go
,
handling
2
M
+
requests
/
day
with
p
99
latency
under
12
ms
.
—
Reduced
CI
pipeline
runtime
by
62%
by
restructuring
build
caching
and
parallelizing
test
execution
across
32
runners
.
—
Led
migration
of
15
microservices
from
EC
2
to
ECS
Fargate
,
decreasing
infrastructure
costs
by
34%
and
eliminating
40
hours
/
month
of
ops
toil
.
—
Mentored
4
junior
engineers
through
structured
code
reviews
,
pair
programming
sessions
,
and
a
weekly
systems
design
seminar
.
—
Built
a
real
-
time
transaction
monitoring
service
in
Kotlin
that
detects
anomalous
activity
across
200
K
+
daily
transactions
,
reducing
false
positives
by
40%.
—
Migrated
legacy
monolith
to
event
-
driven
architecture
using
Kafka
and
Debezium
,
improving
data
freshness
from
15-
minute
batch
windows
to
sub
-
second
.
—
Designed
and
implemented
a
GraphQL
federation
layer
serving
12
downstream
services
,
cutting
API
response
times
by
55%.
—
Owned
disaster
recovery
planning
and
execution
—
reduced
RTO
from
4
hours
to
22
minutes
through
automated
failover
playbooks
.
—
Built
the
core
document
collaboration
engine
(
React
+
TipTap
+
WebSockets
),
supporting
real
-
time
editing
with
operational
transforms
for
50+
concurrent
users
.
—
Designed
PostgreSQL
schema
and
REST
API
for
the
customer
-
facing
dashboard
,
serving
2,000+
business
accounts
at
launch
.
—
Implemented
OAuth
2.0
integration
with
Google
Workspace
and
Microsoft
365,
enabling
SSO
for
85%
of
enterprise
sign
-
ups
.
—
Developed
a
distributed
systems
simulator
in
Rust
for
evaluating
consensus
protocols
under
realistic
network
fault
conditions
.
—
Co
-
authored
a
paper
on
leader
-
election
performance
in
partially
synchronous
networks
presented
at
SIGMETRICS
2019.
—
1 / 2
Kubernetes
Administrator
(
CKA
)
·
2024
Kratos
—
Kubernetes
Cost
Analyzer
Go
·
Prometheus
·
Grafana
·
eBPF
Open
-
source
tool
that
attributes
Kubernetes
cluster
costs
to
individual
pods
,
namespaces
,
and
teams
using
eBPF
-
based
network
metrics
. 1.2
k
stars
on
GitHub
,
used
by
3
organizations
in
production
.
PromptKit
—
LLM
Prompt
Management
TypeScript
·
Next
.
js
·
LangChain
·
Vercel
AI
SDK
A
lightweight
,
open
-
source
platform
for
versioning
,
testing
,
and
deploying
LLM
prompts
with
built
-
in
A
/
B
testing
.
Built
as
a
side
project
;
deployed
at
2
startups
for
internal
use
.
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